{"title":"Science At Work","description":null,"products":[{"product_id":"v-log8-usb-bluetooth","title":"V-Log8 USB+ Bluetooth","description":"\u003ch2\u003eA low cost 8 channel remote data logger with 4 built-in sensors.\u003c\/h2\u003e\n\u003cp\u003eWith built-in sensors, USB and Wi-Fi connectivity, V-Log8 offers all the features you need at a ground breaking price!. \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot_2021-03-13_at_2.15.54_PM.png?v=1615616189\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-7\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e4 SmartQ sensor inputs\u003c\/li\u003e\n\u003cli\u003e4 Built-In sensors:  Light, Sound, Humidity, Air pressure\u003c\/li\u003e\n\u003cli\u003eLarge graphical display\u003c\/li\u003e\n\u003cli\u003eRemotely record data (14 days)\u003c\/li\u003e\n\u003cli\u003eFast logging mode (50,000 samples per second)\u003c\/li\u003e\n\u003cli\u003eAccurate digital timing mode (4 microseconds)\u003c\/li\u003e\n\u003cli\u003eMultiple stored data sets\u003c\/li\u003e\n\u003cli\u003eBuilt-in battery, USB rechargeable \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/farm8.staticflickr.com\/7403\/12343223815_1afc8fc57f_m.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-7\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRecording and displaying data\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eSnapshot logging mode\u003c\/li\u003e\n\u003cli\u003ePictogram logging mode\u003c\/li\u003e\n\u003cli\u003eMeters display\u003c\/li\u003e\n\u003cli\u003ePictograms\u003c\/li\u003e\n\u003cli\u003eTiming (Light gates)\u003c\/li\u003e\n\u003cli\u003eDirect to computer with EasySense software\u003cbr\u003efor further logging and data analysis\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003eV-Log User Guide | Version: 5 \u003ca href=\"https:\/\/store.data-harvest.co.uk\/download\/2404-2405-2408-2409_ds133_5_v-log-user_guide.pdf\" load=\"\" down=\"\"\u003eDownload\u003c\/a\u003e\u003c\/p\u003e\n\u003ciframe style=\"border: none; width: 100%; height: 326px;\" src=\"\/\/e.issuu.com\/embed.html?backgroundColor=%23d4e0b8\u0026amp;d=2404-2405-2408-2409_ds133_5_v-log-user_guide\u0026amp;hideIssuuLogo=true\u0026amp;u=etchongkong\" allowfullscreen=\"true\"\u003e\u003c\/iframe\u003e\n\u003ch5\u003eThe software\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eUse the newest \u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/easysense2-app\" target=\"_blank\"\u003eEasySense2 App\u003c\/a\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/easysense2-app\" target=\"_blank\"\u003e\u003cimg style=\"float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/data-harvest-easysense-2-screens.png?v=1615364309\"\u003e\u003c\/a\u003e\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"single","offer_id":43699406209281,"sku":"2410PK","price":3285.0,"currency_code":"HKD","in_stock":false},{"title":"set of 5 with charging tray","offer_id":43699406242049,"sku":"100438","price":16423.0,"currency_code":"HKD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/12343223815_1afc8fc57f_m.jpg?v=1615367264"},{"product_id":"sound-level","title":"Sound level","description":"\u003cp\u003eDual range sensor that accurately measures both sound pressure level in decibels (dBA) or waveform (mV). \u003c\/p\u003e\n\u003cp\u003eTo make the measurements meaningful to learners, the sensor has been designed to approximate the normal human ear in the range and intensity that it 'hears' sounds. Use a pair of sensors to measure speed of sound in air and solids. \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/s219bxrNo8s\" height=\"113\" width=\"200\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003cbr\u003e 33-sec \u003cspan\u003eData Harvest - Sound sensor 40 - 110 dBA\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/v0B2p1EFNvs\" height=\"113\" width=\"200\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003cbr\u003e 17 sec -\u003cspan\u003eSpeed of sound through air \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/farm3.staticflickr.com\/2937\/13843505305_f350387432_m_d.jpg\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cdiv\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eTeaching applications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eFrequency of sound\u003c\/li\u003e\n\u003cli\u003eSpeed of sound\u003c\/li\u003e\n\u003cli\u003eSound insulation\u003c\/li\u003e\n\u003cli\u003eDecay of sound with distance\u003c\/li\u003e\n\u003cli\u003eFrequency, wavelength, amplitude of sound waves\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/farm4.staticflickr.com\/3812\/13739184694_9b71dbf0b0_m_d.jpg\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cdiv class=\"activity-title\"\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eExtension and advanced ideas:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eEars\u003c\/li\u003e\n\u003cli\u003eBiometrics\u003c\/li\u003e\n\u003cli\u003eEffect of sampling rate on sound quality\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/download\/3175_ds027_4_sound.pdf\" download=\"\"\u003eDownload\u003c\/a\u003e Sound Sensor Manual \u003cspan\u003eDoc No.: DS027 | Issue: 4\u003c\/span\u003e\u003c\/p\u003e\n\u003ciframe style=\"border: none; width: 100%; height: 326px;\" src=\"\/\/e.issuu.com\/embed.html?backgroundColor=%23bdbbbd\u0026amp;d=3175_ds027_4_sound\u0026amp;hideIssuuLogo=true\u0026amp;u=etchongkong\" allowfullscreen=\"true\"\u003e\u003c\/iframe\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSensor Ranges\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable id=\"techspec\" class=\"table table-bordered\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eRange Name\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003cth\u003eResolution\u003c\/th\u003e\n\u003cth\u003eAccuracy\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eWaveform\u003c\/td\u003e\n\u003ctd\u003e±2000mV\u003c\/td\u003e\n\u003ctd\u003e1mV\u003c\/td\u003e\n\u003ctd\u003eFrequency response: 100 Hz - 7 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSound Level\u003c\/td\u003e\n\u003ctd\u003e40 to 110 dBA\u003c\/td\u003e\n\u003ctd\u003e0.1dBa\u003c\/td\u003e\n\u003ctd\u003eResponse time: 125 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eContents\/Details:\u003c\/h3\u003e\n\u003cdiv id=\"editable-additional-info\" class=\"product-additional-info\"\u003e40 to 110 dBA (Resolution 0.1 dBA)\u003cbr\u003e±2000 mV (Resolution 1 mV)\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePhysics\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L2_27-50_compact.jpg?v=1491145555\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eSpeed of sound by reflection (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-age-11-14-ebook\" target=\"_blank\"\u003ePhysics (11-14) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eIn this experiment a sound is sent down a pipe, which is closed at one end. The time interval between the sound setting off and returning to its starting point is measured, using a Sound sensor. The results are used to calculate the speed of sound. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSpeed sound using 2 sound sensors (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eIn this experiment, a sound is detected by two Sound sensors which are separated by a known distance. The time interval between the sound striking the first sensor and striking the second sensor is measured. The results are used to calculate the speed of sound. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eSpeed of sound in a solid (with sound sensors) (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-light-sound-pressure-age-14-18-ebook\" target=\"_blank\"\u003ePhysics (14-18) : Light, Sound \u0026amp; Pressure eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eIn this experiment, a sound is detected by two Sound Sensors which are separated by a known distance. The time interval between the sound striking the first sensor and striking the second sensor is measured and used to calculate the speed of sound through the chosen medium. \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSpeed of sound In air (with sound sensors) (Physics (14-18) : Light, Sound \u0026amp; Pressure eBook)\u003c\/strong\u003e\u003cbr\u003eIn this experiment, a sound is detected by two Sound sensors which are separated by a known distance. The time interval between the sound striking the first sensor and striking the second sensor is measured. The results are used to calculate the speed of sound. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSpeed of sound (by Reflection \/ echo) (Physics (14-18) : Light, Sound \u0026amp; Pressure eBook)\u003c\/strong\u003e\u003cbr\u003eIn this experiment a sound is sent down a pipe, which is closed at one end. The time interval between the sound setting off and returning to its starting point is measured, Only requires single sound sensor.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSpeed of sound In air by phase difference. (Physics (14-18) : Light, Sound \u0026amp; Pressure eBook)\u003c\/strong\u003e\u003cbr\u003eIn this experiment a signal generator is producing a sinusoidal wave of known frequency. A voltage sensor placed across the output terminals of the signal generator measures the signal at the source of production. A loud speaker is used to make the signal audible and a sound sensor records. The point at which phase matches is equal to lambda. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSounds (Physics (14-18) : Light, Sound \u0026amp; Pressure eBook)\u003c\/strong\u003e\u003cbr\u003eAn introductory investigation giving plenty of opportunity for students to explore sounds and identify the characteristics that create tone, pitch, timbre etc in musical description of sound. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHow does the instrument affect the sound produced? (Physics (14-18) : Light, Sound \u0026amp; Pressure eBook)\u003c\/strong\u003e\u003cbr\u003eexamines the same sound from different instruments. Good introductory activity for sound, also good for analysing waveforms for differences and similarities.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHow does stereo sound work? (Physics (14-18) : Light, Sound \u0026amp; Pressure eBook)\u003c\/strong\u003e\u003cbr\u003eThis is an activity that can be presented as part of physics discussions on waves, superposition and phasing or as part of work on the ear and sensory reception and perception. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eInterference In sound (using Snapshot) (Physics (14-18) : Light, Sound \u0026amp; Pressure eBook)\u003c\/strong\u003e\u003cbr\u003eIn this investigation the interference between sound waves of identical frequency but emitted from different sources is investigated. Could be used before looking at interference in light, or as part of the argument about light being both a wave and a particle.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eInvestigating resonance In a pipe (with a plot of distance) (Physics (14-18) : Light, Sound \u0026amp; Pressure eBook)\u003c\/strong\u003e\u003cbr\u003eIn this investigation the students will be able to study the relationship between the length of the pipe and its resonant frequency and be able to reveal the nodes and anti nodes created in a standing wave in the pipe. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eBiometrics and sounds (voice recognition) (Physics (14-18) : Light, Sound \u0026amp; Pressure eBook)\u003c\/strong\u003e\u003cbr\u003eIn this practical, students will look at one simple biometric, voice recognition. We know that our voices carry information about our identity. We have all experienced the voice on the telephone we recognise, or our friend talking in a crowded room. Here is simple, fun, activity to investigate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWaves and superposition (Physics (14-18) : Light, Sound \u0026amp; Pressure eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation allows the students to collect waves generated by a signal generator and use the tools in the EASYSENSE software to add them and see the effects of superposition. This can be complex idea for many students and the ability to use real data and waves gives an alternative learning path. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003eScience in Sport\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_S-in-S_103-50_compact.jpg?v=1491146680\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eWho won (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/science-in-sport-age-11-18-ebook\" target=\"_blank\"\u003eScience in Sport (11-18) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eIn this experiment, the students will measure the speed between two points, the start and the finish. It is a model of how timing and speed sensors work and can be used in sport. \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003eScience at Work\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_S-at-W_29-50_compact.jpg?v=1491146769\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eBiometrics (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/science-at-work-age-11-16-ebook\" target=\"_blank\"\u003eScience At Work (11-16) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eIn this practical the student will look at a simple biometric, voice recognition. We know that our voices carry information about our identity can we detect it?\u003c\/span\u003e\u003c\/p\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":16612127492,"sku":"3175","price":798.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/sound-level-sensor-in-use.jpg?v=1616221377"},{"product_id":"voltage-differential-20v","title":"Voltage - Differential 20V","description":"\u003ch3\u003eMonitor voltage over a fast short or long slow period of time in addition to spot measurements. \u003c\/h3\u003e\n\u003cp\u003e \u003ciframe width=\"300\" height=\"169\" src=\"https:\/\/www.youtube.com\/embed\/SBLjdWSv8o0\" frameborder=\"0\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003cbr\u003e 53-sec capacitor - charge \u0026amp; discharge\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/farm4.staticflickr.com\/3740\/13760404494_cc1926bb8b_m_d.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cdiv\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eTeaching applications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eIntroductory electricity\u003c\/li\u003e\n\u003cli\u003eOhm’s law\u003c\/li\u003e\n\u003cli\u003eSimple series and parallel circuits\u003c\/li\u003e\n\u003cli\u003eStartup of a filament lamp\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eExtension and advanced ideas:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eInduction of voltage in a coil\u003c\/li\u003e\n\u003cli\u003eElectrical characteristics of components\u003c\/li\u003e\n\u003cli\u003eVoltage and homemade sensors\u003c\/li\u003e\n\u003cli\u003eDynamo effect\u003c\/li\u003e\n\u003cli\u003eTime constant, charge discharge of a capacitor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/download\/3160_ds021_6_voltage.pdf\" download\u003eDownload\u003c\/a\u003e Voltage Sensor Manual  Doc No.: DS021 | Issue: 6\u003c\/p\u003e\n\u003ciframe style=\"border: none; width: 100%; height: 326px;\" src=\"\/\/e.issuu.com\/embed.html?backgroundColor=%23c4b4b4\u0026amp;d=3160_ds021_6_voltage\u0026amp;hideIssuuLogo=true\u0026amp;u=etchongkong\" allowfullscreen=\"true\"\u003e\u003c\/iframe\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eContents\/Details:\u003c\/h3\u003e\n\u003cdiv class=\"product-additional-info\" id=\"editable-additional-info\"\u003e±20 V (Resolution 10 mV) \u003cbr\u003eMaximum Voltage ±27 V, Impedance 1 Meg ohm\u003c\/div\u003e\n\u003cdiv class=\"product-additional-info\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-additional-info\"\u003e\n\u003cp\u003eVoltage sensors measure the potential difference between the ends of an electrical component and are connected in parallel. They can be used to measure both DC and low-voltage AC circuits. They should never be used with high voltages or household AC. The 4 mm plugs attach to most standard school’s electronics kits and power supplies.\u003c\/p\u003e\n\u003cp\u003eA Voltage Sensor can be used in conjunction with a Current Sensor. Batteries are the first choice as the source of energy. An alternative is to use a fully isolated mains power supply with a regulated DC output (smoothed and fully rectified).\u003c\/p\u003e\n\u003cp\u003eBe aware that some power supplies are ½ wave rectified producing an average rather than true DC, this sensor will ‘pick up’ the fluctuations in voltage and current from this type of power supply. \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePhysics \u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg alt=\"\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L2_02-50_compact.jpg?v=1491176880\" style=\"float: none;\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eElectricity from water power (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-age-11-14-ebook\" target=\"_blank\"\u003ePhysics (11-14) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eUse a simple water wheel to make electricity via generator. Monitor the voltage and or current over time against other variables e.g. flow, fall height etc.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eLight and voltage (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eInvestigations with simple solar cells. Voltage produced, current, effect of light intensity, insolation angle etc.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent and voltage in a series circuit (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eThis one of a series of investigations into current in a circuit. This part requires additional lamps and or cells to be added and the changes measured. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eElectrical Equivilence Of Heat (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-electricity-heat-age-14-18-ebook\" target=\"_blank\"\u003ePhysics (14-18) : Electricity \u0026amp; Heat eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe experiment is very simple and compares the power generated in heating a resistance coil to the heat energy transferred to the water. Measurements are made in Joules to emphasise the transfer of energy. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eStefan - Boltzmann law. (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe experiment illustrates the Stefan - Boltzmann law. It does not give a value for the Boltzmann constant. A simple tungsten filament automotive lamp is used as the source of thermal radiation. The investigation tests if the radiation is really to the 4th power of temperature.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCalibration of a thermometer (Seebeck effect) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIn the investigation two junctions are used, one is placed in a constantly cold temperature the other has varying temperatures applied to it. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSpecific heat capacity of a solid (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation will measure the specific heat capacity of a solid. A block of metal of known mass is heated by an electrical heater through a known number of degrees. The electrical energy required to create this temperature rise is determined and used to find the specific heat capacity. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSpecific heat capacity of a liquid (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation will measure the specific heat capacity of a liquid (water). A sample of water of known mass is heated by known number of degrees by an electrical heater.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWhat changes the current in a circuit? (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eSimple (revision) exercise to see how the number of cells in circuit changes the current.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWhat changes the current in a circuit (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eAlternative exercise using snapshot to collect data instead of reading values off a meters screen.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eGood and bad conductors (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis activity is a standard practical comparing current flow with different materials in a circuit. Strips of different conductors and insulators are provided for the pupils. Conductors are anything that let a current flow. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eConnecting resistors (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eShows the current in circuit with different resistor values and combinations. Leads to resistor calculations. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent and voltage (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIntroductory activity to explore the relationship between current and voltage with an ohmic conductor. In this variant changes in voltage and current are measured against time. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent and voltage (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIntroductory activity to explore the relationship between current and voltage with an ohmic conductor. In this variant changes in voltage and current are plotted directly against each other, leading into characteristics of conductors \/ components. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSimple series circuits (lamp resistors) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe effect of a component offering electrical resistance in circuit is revised.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eOhms Law (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eA study of Ohm's law for resistors. Collects data graphically against time to allow the students to change plot to voltage vs current. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eOhms law current vs voltage plot (34a) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eActivity set up to let the software plot voltage vs current directly. Opens the possibility of more investigation of the relationship between voltage and current and the type of resistance. Resistance can also be calculated and plotted. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eElectrical characteristics (LED, resistor and filament lamp) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eCreate voltage current curves for LED, resistor and filament lamp. This worksheet assumes all three curves in one teaching session. 35a and 35b restrict to fewer devices per session. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eElectrical characteristics (resistor and filament lamp) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eSpecific worksheet to produce voltage current curves for a resistor and filament lamp (ohmic and non ohmic resistance)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCapacitors: charge stored. (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eCollect voltage and current data during a capacitor charge and discharge cycle. Use built in tools to find the energy transferred and stored. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eEfficiency of an electric motor \/ generator (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe efficiency of a motor \/ generator is determined. This worksheets has details of the motor and generator calculations and method \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eEfficiency of an electric generator (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eDetermines the efficiency of a generator. Uses a falling mass as the energy source and records voltage and current to produce power curves. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eEfficiency of an electric motor (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003euses a known mass lifted through a known distance compared to the power required by a motor to lift the mass. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eEfficiency of a transformer (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eSimple experiment to measure volts in and volts out. Data collected can be used to show phase match \/ difference and power in and power out.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eDiodes: ac rectification (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIn this investigation, you will find out how diodes are used as rectifiers, and learn about the basic circuits in use in rectifier circuits. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eDiodes ac bridge rectification (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003ediscover and investigate how diodes are used as rectifiers, and learn about the basic circuits in use in rectifier circuits. Conversion of an ac current to dc.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eInput characteristic of a transistor (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation is going to study the input characteristics of the transistor across the B–E terminals by applying an alternating voltage, and measuring the voltage across and the current flowing through the B-E junction. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eTransistor as a switch and current amplifier (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation will show the students that, 1. The base voltage controls the collector emitter current. 2. A small change in the base voltage causes a large change in the collector voltage. 3. The use of this change in the collector voltage to provide switching. Amplification of current is also considered. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eReactance and phase in a capacitor (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eYou are going to measure the current through and voltage across the capacitor at different frequencies. From the data, you will calculate the reactance Xc of the capacitor at different frequencies. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eImpedance and phase difference with frequency (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eInvestigate how, in a series C-R circuit, resistance and capacitance combine to affect the flow of an ac current.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eL-R circuits: How does Impendance change with frequency? (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe investigation will show: 1. How impedance of a series l-R circuit increases with frequency. 2. The formula for calculating impedance of a series L-R circuit \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eResonance In an LCR circuit (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eTo find the frequency at which the impedance becomes purely resistive - the resonant frequency. \u003c\/span\u003e\u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003eScience at Work\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg alt=\"\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_S-at-W_02-50_41e5fac5-1314-488c-af7b-aae520c6e177_compact.jpg?v=1491282350\" style=\"float: none;\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eWhy do bulbs blow (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/science-at-work-age-11-16-ebook\" target=\"_blank\"\u003eScience At Work (11-16) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThis activity uses this familiar event to introduce the idea of power surges and to calculate resistance changes. It is a practical introduction to the relationship between voltage and current and the problem of correctly fusing devices in a home for safety.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eMp3 (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eIn this activity the role of the number of samples in collected data is considered using the problem of sound quality in MP3 players as the stimulus. The change in the information in the data files created is easily seen.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eElectric from sunlight (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eIn this investigation you will take a small solar panel and investigate how much light is needed to make electricity. The quantity of electricity produced will be measured as its voltage. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWhy is electric ac (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eThis experiment tries to show why it is that the electricity supply is created as an alternating current (AC). \u003c\/span\u003e\u003c\/p\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":16643521220,"sku":"3160","price":557.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/voltage-sensors-in-circuit-2.jpg?v=1616222919"},{"product_id":"voltage","title":"Voltage - Differential 0-10V","description":"\u003ch3\u003e\u003cspan\u003eThis Voltage sensor measures the potential difference across any component in d.c. circuits.  \u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/SBLjdWSv8o0\" height=\"169\" width=\"300\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003cbr\u003e\u003cspan\u003e53-sec capacitor - charge \u0026amp; discharge\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/farm4.staticflickr.com\/3740\/13760404494_cc1926bb8b_m_d.jpg\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eTeaching applications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIntroductory electricity\u003c\/li\u003e\n\u003cli\u003eOhm’s law\u003c\/li\u003e\n\u003cli\u003eSimple series and parallel circuits\u003c\/li\u003e\n\u003cli\u003eStartup of a filament lamp\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003eThe 4 mm plugs attach to most school based power supplies and available electricity kits. This sensor can be used anywhere within a circuit. This voltage sensor is designed to show only \u003cstrong\u003epositive\u003c\/strong\u003e readings. \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/download\/3160_ds021_6_voltage.pdf\" download\u003eDownload\u003c\/a\u003e Voltage Sensor Manual  Doc No.: DS021 | Issue: 6\u003c\/p\u003e\n\u003ciframe src=\"\/\/e.issuu.com\/embed.html?backgroundColor=%23c4b4b4\u0026amp;d=3160_ds021_6_voltage\u0026amp;hideIssuuLogo=true\u0026amp;u=etchongkong\" style=\"border: none; width: 100%; height: 326px;\" allowfullscreen=\"true\"\u003e\u003c\/iframe\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSensor Ranges\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable id=\"techspec\" class=\"table table-bordered\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eRange Name\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003cth\u003eResolution\u003c\/th\u003e\n\u003cth\u003eAccuracy\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Differential\u003c\/td\u003e\n\u003ctd\u003e0-10V\u003c\/td\u003e\n\u003ctd\u003e10mV\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOther Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable id=\"techspec\" class=\"table table-bordered\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Voltage\u003c\/td\u003e\n\u003ctd\u003e±27V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpedance\u003c\/td\u003e\n\u003ctd\u003e1Meg ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eContents\/Details:\u003c\/h3\u003e\n\u003cp\u003e0 to 10 V (Resolution 10 mV) \u003cbr\u003eMaximum Voltage ±27 V, Impedance 1 Meg ohm \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePhysics\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_E-H_26-50_bbe319ea-b278-4618-a7c2-069ebcd436ca_compact.jpg?v=1491296076\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eGood and bad conductors (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-electricity-heat-age-14-18-ebook\" target=\"_blank\"\u003ePhysics (14-18) : Electricity \u0026amp; Heat eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThis activity is a standard practical comparing current flow with different materials in a circuit. Strips of different conductors and insulators are provided for the pupils. Conductors are anything that let a current flow.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eConnecting resistors (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eShows the current in circuit with different resistor values and combinations. Leads to resistor calculations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eElectrical characteristics (LED, resistor and filament lamp) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eCreate voltage current curves for LED, resistor and filament lamp. This worksheet assumes all three curves in one teaching session. 35a and 35b restrict to fewer devices per session.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eElectrical characteristics (resistor and filament lamp) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eSpecific worksheet to produce voltage current curves for a resistor and filament lamp (ohmic and non ohmic resistance)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eElectrical characteristics (Led, diode) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eRestricted instructions for voltage current curves for diodes. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eTime constant of a capacitor (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eA good example of data logging enhancing work. collect voltage (and current data, if required) to study time constants and exponential decay. A very good practical.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003eScience at Work\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_S-at-W_02-50_bbe9c8b7-2e2b-4f63-959b-4bd8df6ea4db_compact.jpg?v=1491296239\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eWhy do bulbs blow (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/science-at-work-age-11-16-ebook\" target=\"_blank\"\u003eScience At Work (11-16) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThis activity uses this familiar event to introduce the idea of power surges and to calculate resistance changes. It is a practical introduction to the relationship between voltage and current and the problem of correctly fusing devices in a home for safety.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":16680595140,"sku":"3161","price":557.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/8776026249_e97b94779f_z_grande_grande_f2ff37d5-2701-410f-90a0-061623ab44ae.jpg?v=1491295341"},{"product_id":"timing-mats-pair","title":"Timing Mats (Pair)","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eTiming mats are pressure sensitive switches designed to be activated as you step on and off the mat.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThese are two sizes of mats that are available.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003estair tread sized (approx. 595 mm long by 170 mm wide) \u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003edoor mat sized (approx. 720 mm long by 390 mm wide).\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA favourite activity for younger children is to find out how long they can stay in the air when they jump.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/farm3.staticflickr.com\/2814\/13760400225_24a31019bc_m_d.jpg\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eTeaching applications\u003c\/strong\u003e:\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eIntroducing computer based timing\u003c\/li\u003e\n\u003cli\u003eHow long do I stay in the air when jumping\u003c\/li\u003e\n\u003cli\u003eHow fast do I run, hop or skip\u003c\/li\u003e\n\u003cli\u003eHow many jumps \/ steps in minute\u003c\/li\u003e\n\u003cli\u003eSpeed of a bicycle\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cstrong\u003eExtension and advanced ideas:\u003c\/strong\u003e\u003c\/div\u003e \n\u003cul\u003e\n\u003cli\u003eFoot operated trigger\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/download\/3255_ds060_4_timing_mats.pdf\" download\u003eDownload\u003c\/a\u003e\u003cspan\u003e Timing Mats Sensor Manual  \u003c\/span\u003e\u003cspan\u003eDoc No.: DS060 | Issue: 4\u003c\/span\u003e\u003c\/p\u003e\n\u003ciframe allowfullscreen=\"true\" style=\"border:none;width:100%;height:326px;\" src=\"\/\/e.issuu.com\/embed.html?backgroundColor=%23c0b8b8\u0026amp;d=3255_ds060_4_timing_mats\u0026amp;hideIssuuLogo=true\u0026amp;u=etchongkong\"\u003e\u003c\/iframe\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eContents\/Details:\u003c\/h3\u003e\n\u003cdiv id=\"editable-additional-info\" class=\"product-additional-info\"\u003eSet of two (595 x 170 mm)  or Set of two (720 x 390 mm)\u003c\/div\u003e\n\u003cdiv class=\"product-additional-info\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-additional-info\"\u003e\n\u003cul\u003e\n\u003cli\u003eTerminate in a mini din socket (connect via the sensor lead supplied with the logger) \u003c\/li\u003e\n\u003cli\u003eDigital switch-type sensors\u003c\/li\u003e\n\u003cli\u003eCan be used singly or as a pair for timing and event monitoring connected to timing ports A and B\u003c\/li\u003e\n\u003cli\u003eIf used outside they will need protection from sharp objects\u003c\/li\u003e\n\u003cli\u003eSensitivity decreased if used under floor coverings e.g. carpet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eBiology\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/biology_l2_18-50_compact.jpg?v=1494474451\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eHit the brakes! (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/biology-age-11-14-ebook\" target=\"_blank\"\u003eBiology (11-14) ebook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA variation of simple reaction times. Creating a closer model of how reaction times, and responses to stimuli, influence stopping times in cars.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eHit the brakes (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/biology-age-14-18-ebook\" target=\"_blank\"\u003eBiology (14-18) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eExtension of reaction times, uses a foot operated second switch to simulate driving a car. Use the simulation to show effect of distractions (e.g. using phone) on stopping distances.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003eScience in Sport\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_S-in-S_202-50_compact.jpg?v=1494474549\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eHit the brakes! (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/science-in-sport-age-11-18-ebook\" target=\"_blank\"\u003eScience in Sport (11-18) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eAn extension to reaction times. How does the environment affect reaction times? Does equipment or the person hold the key?\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003eScience at Work\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_S-at-W_17a-50_64e4ac58-cc59-45db-aeaa-f978cdfdc13a_compact.jpg?v=1494474611\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eReaction times (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/science-at-work-age-11-16-ebook\" target=\"_blank\"\u003eScience At Work (11-16) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eAn electronic reaction timer. \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"position: absolute; left: -9px; top: 730px;\" id=\"gtx-trans\"\u003e\n\u003cdiv class=\"gtx-trans-icon\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"smaller 595 x 170 mm","offer_id":16680608644,"sku":"3255","price":620.0,"currency_code":"HKD","in_stock":true},{"title":"larger 720 x 390 mm","offer_id":36144972872,"sku":"3256","price":620.0,"currency_code":"HKD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/smartq-timing-mats-in-use.jpg?v=1616255631"},{"product_id":"voltage-differential-12v","title":"Voltage - Differential 12V","description":"\u003ch3\u003e\u003cspan\u003eMonitor voltage over a fast short or long slow period of time in addition to spot measurements.  \u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/farm4.staticflickr.com\/3740\/13760404494_cc1926bb8b_m_d.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cdiv\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eTeaching applications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eIntroductory electricity\u003c\/li\u003e\n\u003cli\u003eOhm’s law\u003c\/li\u003e\n\u003cli\u003eSimple series and parallel circuits\u003c\/li\u003e\n\u003cli\u003eStartup of a filament lamp\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eExtension and advanced ideas:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eElectrical characteristics of components\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeat and electrical power\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eVoltage and homemade sensors\u003c\/li\u003e\n\u003cli\u003eTime constant, charge discharge of a capacitor\u003c\/li\u003e\n\u003cli\u003eDynamo effect\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/download\/3160_ds021_6_voltage.pdf\" download\u003eDownload\u003c\/a\u003e Voltage Sensor Manual  Doc No.: DS021 | Issue: 6\u003c\/p\u003e\n\u003ciframe style=\"border: none; width: 100%; height: 326px;\" src=\"\/\/e.issuu.com\/embed.html?backgroundColor=%23c4b4b4\u0026amp;d=3160_ds021_6_voltage\u0026amp;hideIssuuLogo=true\u0026amp;u=etchongkong\" allowfullscreen=\"true\"\u003e\u003c\/iframe\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eContents\/Details:\u003c\/h3\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003cdiv id=\"editable-additional-info\"\u003e±12 V (Resolution 10 mV) \u003cbr\u003eMaximum Voltage ±27 V, Impedance 1 Meg ohm\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cp\u003e1 MegaOhm of resistance.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe sensor detects all voltages over the time selected, some power supplies are not fully rectified and smoothed. The sensor will reveal the varying d.c. voltage.\u003c\/p\u003e\n\u003cp\u003eThis high impedance Voltage sensor connects via 4 mm plugs or crocodile clips to most school based power supplies and electricity kits.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eBiology\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\u003cimg alt=\"\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/chemistry_l2_19-50_compact.jpg?v=1491293318\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eElectric lemons (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/biology-age-14-18-ebook\" target=\"_blank\"\u003eBiology (14-18) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eAn alternative look at the energy in food. In this activity instead of the more traditional burning of food to calculate energy we make electricity.\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003ch5\u003eChemistry \u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\u003cimg alt=\"\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/chemistry_l2_19-50_compact.jpg?v=1491293318\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eElectric Lemons (fruit batteries) (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/chemistry-age-11-14-ebook\" target=\"_blank\"\u003eChemistry (11 -14) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eYou may have seen in some novelty shops or catalogues, a potato or lemon powered clock. In this experiment you are going to study the electricity produced by a fruit (or fruits) and see if the voltage you get from the fruit can be altered. Potential for first work into reactivity series.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eElectric Lemons (fruit batteries) (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/chemistry-14-8-ebook\" target=\"_blank\"\u003eChemistry (14-18) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eThis investigation is an indirect approach to studying the reactivity series of metals, a list of metals in order of their ability to react with other elements (normally oxygen and acids). It makes a change from the observational experiments that are usual. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eElectrode Potentials (microvoltaic cells) (Chemistry (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe advantage of this experiment is that very small quantities of the reagents are required, allowing a wider range of cells to be included including a silver cell.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cspan\u003ePhysics\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg alt=\"\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L2_02-50_a13a38f0-a9f6-4e26-8030-c6e840075744_compact.jpg?v=1491294157\" style=\"float: none;\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eElectricity from water power (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-age-11-14-ebook\" target=\"_blank\"\u003ePhysics (11-14) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eUse a simple water wheel to make electricity via generator. Monitor the voltage and or current over time against other variables e.g. flow, fall height etc.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eLight and voltage (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eInvestigations with simple solar cells. Voltage produced, current, effect of light intensity, insolation angle etc. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent and voltage in a series circuit (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eThis one of a series of investigations into current in a circuit. This part requires additional lamps and or cells to be added and the changes measured. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eBrightness vs. voltage (using sensors) (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eHow is the brightness of a simple filament lamp affected by voltage. Use sensors to plot light intensity against voltage:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eSpecific heat capacity of a liquid (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-electricity-heat-age-14-18-ebook\" target=\"_blank\"\u003ePhysics (14-18) : Electricity \u0026amp; Heat eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eThis investigation will measure the specific heat capacity of a liquid (water). A sample of water of known mass is heated by known number of degrees by an electrical heater. \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eElectrical Equivilence Of Heat (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe experiment is very simple and compares the power generated in heating a resistance coil to the heat energy transferred to the water. Measurements are made in Joules to emphasise the transfer of energy. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eStart up current of a lamp (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eHigh speed data logging, making the invisible visible! See how the current, voltage, resistance and power all change at the instant a lamp turns on. Starts to explain why lights only fail at turn on! \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eStefan - Boltzmann law. (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe experiment illustrates the Stefan - Boltzmann law. It does not give a value for the Boltzmann constant. A simple tungsten filament automotive lamp is used as the source of thermal radiation. The investigation tests if the radiation is really to the 4th power of temperature. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCalibration of a thermometer (Seebeck effect) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIn the investigation two junctions are used, one is placed in a constantly cold temperature the other has varying temperatures applied to it. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSpecific heat capacity of a solid (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation will measure the specific heat capacity of a solid. A block of metal of known mass is heated by an electrical heater through a known number of degrees. The electrical energy required to create this temperature rise is determined and used to find the specific heat capacity. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWhat changes the current in a circuit? (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eSimple (revision) exercise to see how the number of cells in circuit changes the current,\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWhat changes the current in a circuit (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eAlternative exercise using snapshot to collect data instead of reading values off a meters screen.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eGood and bad conductors (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis activity is a standard practical comparing current flow with different materials in a circuit. Strips of different conductors and insulators are provided for the pupils. Conductors are anything that let a current flow. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eConnecting resistors (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eShows the current in circuit with different resistor values and combinations. Leads to resistor calculations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent and voltage (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIntroductory activity to explore the relationship between current and voltage with an ohmic conductor. In this variant changes in voltage and current are measured against time. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent and voltage (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIntroductory activity to explore the relationship between current and voltage with an ohmic conductor. In this variant changes in voltage and current are plotted directly against each other, leading into characteristics of conductors \/ components. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSimple series circuits (lamp resistors) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe effect of a component offering electrical resistance in circuit is revised. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eOhms Law (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eA study of Ohm's law for resistors. Collects data graphically against time to allow the students to change plot to voltage vs current. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eOhms law current vs voltage plot (34a) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eActivity set up to let the software plot voltage vs current directly. Opens the possibility of more investigation of the relationship between voltage and current and the type of resistance. Resistance can also be calculated and plotted.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eElectrical characteristics (Led, diode) (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eRestricted instructions for voltage current curves for diodes.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eTime constant of a capacitor (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eA good example of data logging enhancing work. collect voltage (and current data, if required) to study time constants and exponential decay. A very good practical. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eEnergy stored on a capacitor (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation allows the student to calculate the energy stored in the capacitor, it is an extension of the work started in 37 Charge stored on a capacitor. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eExtension leads (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eWhy do they always tell you to fully unwind an extension lead? a simple investigation to model power loss over long cable runs. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWater from electric (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eIn the experiment the user is asked to investigate the relationship between height of water (the head) and \/ or the flow of the water over a simple turbine. Opportunity for investigation and design\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eEfficiency of a transformer (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eSimple experiment to measure volts in and volts out. Data collected can be used to show phase match \/ difference and power in and power out. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eDc characteristic of a diode (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eA more detailed study of diodes than a simple voltage current curve. Students study 1. How does the current change as the voltage across the diode increases? 2. How does the V vs. I characteristic change if the voltage is reversed? 3. When the diode is conducting how does resistance vary. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eAn experimental estimation of Planck's constant (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-light-sound-pressure-age-14-18-ebook\" target=\"_blank\"\u003ePhysics (14-18) : Light, Sound \u0026amp; Pressure eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eUses LEDs of known frequency and measures the forward voltage for first illumination. A plot of turn on voltage vs wavelength leads to an estimate of the constant.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWaves and superposition (Physics (14-18) : Light, Sound \u0026amp; Pressure eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation allows the students to collect waves generated by a signal generator and use the tools in the EASYSENSE software to add them and see the effects of superposition. This can be complex idea for many students and the ability to use real data and waves gives an alternative learning path. \u003c\/span\u003e\u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003eScience at Work\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg alt=\"\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_S-at-W_02-50_293ec6c1-b696-481d-83d4-db06864dd5cb_compact.jpg?v=1491294691\" style=\"float: none;\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eWhy do bulbs blow (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/science-at-work-age-11-16-ebook\" target=\"_blank\"\u003eScience At Work (11-16) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThis activity uses this familiar event to introduce the idea of power surges and to calculate resistance changes. It is a practical introduction to the relationship between voltage and current and the problem of correctly fusing devices in a home for safety.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eMp3 (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eIn this activity the role of the number of samples in collected data is considered using the problem of sound quality in MP3 players as the stimulus. The change in the information in the data files created is easily seen. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eElectric from sunlight (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eIn this investigation you will take a small solar panel and investigate how much light is needed to make electricity. The quantity of electricity produced will be measured as its voltage. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWhy is electric ac (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eThis experiment tries to show why it is that the electricity supply is created as an alternating current (AC).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":16749814404,"sku":"3160-12","price":557.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/8782596214_23c140d773_z_grande_grande_31ea76b1-bf28-4066-ab67-b3f56c09eee6.jpg?v=1491292720"},{"product_id":"voltage-differential-1v","title":"Voltage - Differential 1V","description":"\u003ch3\u003eMonitor voltage over a fast short or long slow period of time in addition to spot measurements. \u003c\/h3\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e \u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9CB9-lFBEUk\" height=\"141\" width=\"250\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003cbr\u003e 20-sec Induction magnet in a coil\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e \u003ciframe src=\"https:\/\/www.youtube.com\/embed\/SBLjdWSv8o0\" height=\"141\" width=\"250\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003cbr\u003e53-sec capacitor - charge \u0026amp; discharge\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/farm8.staticflickr.com\/7445\/15749022714_8c8bc9ff01_m_d.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cdiv\u003eTeaching applications:\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eInduction of voltage and current in conductors\u003c\/li\u003e\n\u003cli\u003eOhm’s law\u003c\/li\u003e\n\u003cli\u003eStudy of LEDs and Diodes and transistors\u003c\/li\u003e\n\u003cli\u003eCurrent from small solar cells\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003eExtension and advanced ideas:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInduction of voltage in a coil\u003c\/li\u003e\n\u003cli\u003eElectrical characteristics of low current components\u003c\/li\u003e\n\u003cli\u003eVoltage and homemade sensors\u003c\/li\u003e\n\u003cli\u003eDynamo effect\u003c\/li\u003e\n\u003cli\u003eTime constant, charge discharge of a capacitor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/download\/3160_ds021_6_voltage.pdf\" download\u003eDownload\u003c\/a\u003e Voltage Sensor Manual  Doc No.: DS021 | Issue: 6\u003c\/p\u003e\n\u003ciframe src=\"\/\/e.issuu.com\/embed.html?backgroundColor=%23c4b4b4\u0026amp;d=3160_ds021_6_voltage\u0026amp;hideIssuuLogo=true\u0026amp;u=etchongkong\" style=\"border: none; width: 100%; height: 326px;\" allowfullscreen=\"true\"\u003e\u003c\/iframe\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eContents\/Details: \u003c\/h3\u003e\n\u003cdiv id=\"editable-additional-info\" class=\"product-additional-info\"\u003e±1 V (Resolution 1 mV) \u003cbr\u003eMaximum Voltage ±10 V, Impedance 1 Meg ohm\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eVoltage sensors measure the potential difference between the ends of an electrical component and are connected in parallel. They can be used to measure both DC and low-voltage AC circuits. They should never be used with high voltages or household AC. The 4 mm plugs attach to most standard school’s electronics kits and power supplies.\u003c\/p\u003e\n\u003cp\u003eA Voltage Sensor can be used in conjunction with a Current Sensor. Batteries are the first choice as the source of energy. An alternative is to use a fully isolated mains power supply with a regulated DC output (smoothed and fully rectified).\u003c\/p\u003e\n\u003cp\u003eBe aware that some power supplies are ½ wave rectified producing an average rather than true DC, this sensor will ‘pick up’ the fluctuations in voltage and current from this type of power supply. \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eChemistry\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/chemistry_l3_07-50_compact.jpg?v=1491290561\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eMixed halides - potentiometric titration (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/chemistry-14-8-ebook\" target=\"_blank\"\u003eChemistry (14-18) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eFinding the solubility product of silver halides using half cells and change in half cell voltage as ions are precipitated out by titration.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003ePhysics\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L2_03-50_compact.jpg?v=1491290664\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eVolts from wind (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-age-11-14-ebook\" target=\"_blank\"\u003ePhysics (11-14) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eWind turbines have been part of the fabric of life for many thousands of years. It is only in the last, make test and experiment with model turbines. Monitor voltage and current against other variables e.g. wind speed, blade size, blade angle etc.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eInduction of electricity In a coil (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eThis activity is a simple demonstration of Faraday's experiments into induction. In this case we are merely demonstrating that a voltage is created when a magnet moves into and out of a coil. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eInduction in a coiled conductor (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-electricity-heat-age-14-18-ebook\" target=\"_blank\"\u003ePhysics (14-18) : Electricity \u0026amp; Heat eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003etake a long enough conductor, coil it round and you can get a good induced current \/ voltage. Classic magnet through a coil activity, but with a subtle twist.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eMagnet spinning in a coil (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe experiment is modelling the action of a small permanent magnet alternator, such as a bicycle dynamo. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003eScience in Sport\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_S-in-S_104-50_compact.jpg?v=1491291507\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eFinding the end (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/science-in-sport-age-11-18-ebook\" target=\"_blank\"\u003eScience in Sport (11-18) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eWith events that have long time bases e.g. marathons, timing can become a problem. Keeping a laser beam across a running track for many hours would seriously disrupt other events taking place. the activity looks at the technology behind RFid tagging .\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003eScience at Work\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_S-at-W_23-50_compact.jpg?v=1491291690\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eVolts from wind (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/science-at-work-age-11-16-ebook\" target=\"_blank\"\u003eScience At Work (11-16) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThis is an open ended investigation with several objectives in mind, 1. Introducing the idea of wind power as an alternative energy source. 2. The idea of iterative design to get the most efficient turbine. 3. The social impact of wind turbines. \u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWhy is electric ac (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eThis experiment tries to show why it is that the electricity supply is created as an alternating current (AC). \u003c\/span\u003e\u003c\/p\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":16749888900,"sku":"3162","price":557.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/8782596214_23c140d773_z_grande_52e47c2a-9d7e-4cd8-a106-248b616faf15.jpg?v=1491292597"},{"product_id":"light-level","title":"Light level sensor (multi-range)","description":"\u003ch2\u003e\u003cspan\u003eA light sensor that is balanced to the human eye spectral response.\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e5 ranges to cover 0 -100,000 lx and a transmission range for home made colorimeters. One of the essential sensors for data logging.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"250\" height=\"141\" src=\"https:\/\/www.youtube.com\/embed\/9dbKe3yJNDU\" frameborder=\"0\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003cbr\u003e 42-second  Light sensor 1,000 lux slow\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/farm3.staticflickr.com\/2805\/13891590644_9a11daaa90_m_d.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-7\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eTeaching applications:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eInverse square law\u003c\/li\u003e\n\u003cli\u003eStart up current of light bulb\u003c\/li\u003e\n\u003cli\u003ea.c. and d.c. lighting\u003c\/li\u003e\n\u003cli\u003eReflections\u003c\/li\u003e\n\u003cli\u003eColorimetry\u003c\/li\u003e\n\u003cli\u003ePhotosynthesis and light intensity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/farm4.staticflickr.com\/3819\/10740474844_eb3e9e45b4_m_d.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-7\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eExtension and advanced ideas:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eVariation of light intensity in young’s slit diffraction\u003c\/li\u003e\n\u003cli\u003eHours of daylight\u003c\/li\u003e\n\u003cli\u003eIncident light vs. season \/ angle\u003c\/li\u003e\n\u003cli\u003ePolarizers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eMore info:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cli\u003e0 -1,000 Lx suitable for interior and lab lighting work.\u003c\/li\u003e\n\u003cli\u003e0 -10K Lx Suitable for strong local light sources e.g. bench lamps.\u003c\/li\u003e\n\u003cli\u003e0 – 100K Lx Suitable for most outside light\u003c\/li\u003e\n\u003cli\u003e0 – 1000 Lx Fast for low light sources where intensity is changing rapidly\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/download\/3124_ds099_2_multirange_light_sensor.pdf\" download\u003eDownload\u003c\/a\u003e Multi-range Light Level   \u003cspan\u003eDoc No.: DS099 | Issue: 2\u003c\/span\u003e\u003c\/p\u003e\n\u003ciframe allowfullscreen=\"true\" style=\"border:none;width:100%;height:326px;\" src=\"\/\/e.issuu.com\/embed.html?backgroundColor=%23bcbcbc\u0026amp;d=3124_ds099_2_multirange_light_sensor\u0026amp;hideIssuuLogo=true\u0026amp;u=etchongkong\"\u003e\u003c\/iframe\u003e\n\u003ch3\u003eContents\/Details:\u003c\/h3\u003e\n\u003cdiv class=\"product-additional-info\" id=\"editable-additional-info\"\u003e\n\u003cp\u003e0 to 1,000 Lux (Resolution 1 Lux)\u003cbr\u003e0 to 10,000 Lux (Resolution 5 Lux)\u003cbr\u003e0 to 100,000 Lux (Resolution 43 Lux)\u003cbr\u003e0 to 1,000 Lux fast response (Resolution 1 Lux)\u003cbr\u003e0 to 110% Transmission\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch5\u003e Biology\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg alt=\"\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/biology_l2_09-50_compact.jpg?v=1493955888\" style=\"float: none;\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eUse pH to monitor photosynthesis (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/biology-age-11-14-ebook\" target=\"_blank\"\u003eBiology (11-14) ebook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eMeasure the changes in light and carbon dioxide (indirectly via pH change) over longer time periods to show how light drives photosynthesis and carbon dioxide use.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003ePlant growth (Biology (11-14) ebook)\u003c\/strong\u003e\u003cbr\u003ePhotosynthesis produces the food for plant growth, If this is true then a plant in good light will show growth. The worksheet outlines a method to measure plant growth as an increase in height over time. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eMonitoring the environmnet (Biology (11-14) ebook)\u003c\/strong\u003e\u003cbr\u003eData loggers are an excellent silent witness. Let you imagination flow and set up a 24 hour or longer monitor of an environment. Do birds really sing when it gets light? Is the dead of night really silent? When is the hottest time of day? An outline method and advice for setting up a long term monitor. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eEnzyme reaction (Amylase) (Biology (11-14) ebook)\u003c\/strong\u003e\u003cbr\u003eA data logging version of the classic amylase and starch study of enzyme action. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003ePlant growth (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/biology-age-14-18-ebook\" target=\"_blank\"\u003eBiology (14-18) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eWe teach the idea that photosynthesis powers a plants growth and development, but plant growth is too slow for the pace of modern teaching. Using a data logger allows you to monitor changes over the longer time that is required to see any growth. \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eMonitor an environment (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eUse a data logger to record the changes in a location over an extended time. Choice of sensors is up to the user, obvious sensors to use would be humidity, temperature, light and sound. Study when birds start singing - at dawn or just before, when is it coldest? is it darkest before the dawn?\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eLight and photosynthesis (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eUse a light sensor and a pH sensor to measure changes in photosynthetic activity in pondweed over a time. The pH measures CO2 indirectly as changes in acidity due to changes in dissolved CO2 \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003ePhotosynthesis and Respiration (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eMeasures changes in Oxygen, CO2 and light around pondweed. Shows that changes in CO2 are linked to changes in light and oxygen, connecting respiration (use of Oxygen, production of CO2) to photosynthesis (use of CO2, production of \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eDiurnal variations In tree trunk (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eUses a force, light and temperature sensors to measure the effect of transpiration and photosynthesis on the trunk circumference of a tree in leaf. Excellent for data analysis exercise \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eEnzyme studies with a light sensor (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eAn alternative to a colorimeter to follow an enzyme reaction. Uses a light sensor on the transmittance range. Written for the amylase reaction but would work for the casein reaction as well.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eMeasuring changes in CO2 around a plant (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eThe investigation uses a Carbon dioxide sensor to monitor the changes in carbon dioxide around a plant. You should easily see a strong relationship between light and CO2. Uses a whole living plant. \u003c\/span\u003e\u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003ePhysics\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg alt=\"\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L2_04-50_compact.jpg?v=1493956102\" style=\"float: none;\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003cstrong\u003eLight and voltage (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-age-11-14-ebook\" target=\"_blank\"\u003ePhysics (11-14) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eInvestigations with simple solar cells. Voltage produced, current, effect of light intensity, insolation angle etc.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHot water from sun (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eThis is an open ended investigation that allows the students to make and develop a simple solar water \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCan lamp brightness be used to measure current? (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eThis activity involves pupils thinking in detail about the relationship between brightness and current. It makes use of a Current and Light Level sensor to test a qualitative method of measuring current.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eReflections (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eFollowing rays through glass blocks or across benches is standard school optics. Here we consider the reflectivity of materials.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eBrightness vs. distance (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eHow does light intensity change with distance? can we predict the intensity at a distance? is there a law governing the diminishment of light with distance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eBrightness of a lamp and voltage (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eHow does the voltage affect the brightness of simple filament lamp.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eBrightness vs. voltage (using sensors) (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eHow is the brightness of a simple filament lamp affected by voltage. Use sensors to plot light intensity against voltage:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHow is power available affected by length of cable \/ wire? (Physics (11-14) eBook)\u003c\/strong\u003e\u003cbr\u003eIn this investigation, students are asked to investigate what happens to the brightness of a lamp as the wires connecting it back to the power source are increased in length. It is modelling voltage and power losses in long cable runs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eVoltage and brightness (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-electricity-heat-age-14-18-ebook\" target=\"_blank\"\u003ePhysics (14-18) : Electricity \u0026amp; Heat eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eA revision of the basic concepts of electricity. e.g. difference between voltage and current \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eCurrent and brightness In a circuit (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis activity involves pupils thinking in detail about the relationship between brightness and current. Good opportunity to remind about the difference between voltage and current.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eStart up current of a lamp (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eHigh speed data logging, making the invisible visible! See how the current, voltage, resistance and power all change at the instant a lamp turns on. Starts to explain why lights only fail at turn on! \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eExtension leads (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eWhy do they always tell you to fully unwind an extension lead? a simple investigation to model power loss over long cable runs. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eReflectivity (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-light-sound-pressure-age-14-18-ebook\" target=\"_blank\"\u003ePhysics (14-18) : Light, Sound \u0026amp; Pressure eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eIn this investigation a ‘reflection index’ is created for different materials against a shiny piece of aluminum foil which will be used as the ‘best’ reflector and will become the standard. \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHow does light intensity vary with distance (Physics (14-18) : Light, Sound \u0026amp; Pressure eBook)\u003c\/strong\u003e\u003cbr\u003eOn the surface a simple light vs. distance exercise, but is also an illustration of inverse square and estimation of star distances.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003ePolarising sunglasses (a study of polarisation of light) (Physics (14-18) : Light, Sound \u0026amp; Pressure eBook)\u003c\/strong\u003e\u003cbr\u003eUses how polarised sun glassses reduce sparkle to investigate the polorisation of light. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSingle slit interference of light (Physics (14-18) : Light, Sound \u0026amp; Pressure eBook)\u003c\/strong\u003e\u003cbr\u003eBy using a data logger for the measurement of fringes you can collect information about the intensity of the light vs. distance as well as the more normal distance between fringes data. This will reveal another level of information and give a boost to classic practical.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eYoung's double slit experiment - a new twist (Physics (14-18) : Light, Sound \u0026amp; Pressure eBook)\u003c\/strong\u003e\u003cbr\u003eNormally the spacing between fringes is measured to back calculate either the light frequency or the slit separation. Using a data logger and light sensor we can reveal detail about the intensity of the fringes and the pattern of the fringes. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eInfra red in the spectrum (Physics (14-18) : Light, Sound \u0026amp; Pressure eBook)\u003c\/strong\u003e\u003cbr\u003eUse a light sensor and infra red sensor to reveal the wider spectrum.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eFast Light (Physics (14-18) : Light, Sound \u0026amp; Pressure eBook)\u003c\/strong\u003e\u003cbr\u003eMake a fast recordings of the output from a set of light sources. Use tools in the software to determine frequency of light source. Look at the waveform of the varying light to reveal information about the light source.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e Science in Sport\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg alt=\"\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_S-in-S_407-50_compact.jpg?v=1493991127\" style=\"float: none;\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003ePolarising sunglasses (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/science-in-sport-age-11-18-ebook\" target=\"_blank\"\u003eScience in Sport (11-18) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eLooking at how sunglasses and anti glare glasses work. can help the user make more informed choices about the most appropriate equipment and how to get the best from it.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eInfra red and sunlight (Science in Sport (11-18) eBook)\u003c\/strong\u003e\u003cbr\u003eA little light relief. Why can they light the olympic torch from sunlight on mount olympus?\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003eScience at Work\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg alt=\"\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_S-at-W_02-50_60ae425c-1873-46bb-ac09-531cf8d1bbe1_compact.jpg?v=1493991195\" style=\"float: none;\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eWhy do bulbs blow (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/science-at-work-age-11-16-ebook\" target=\"_blank\"\u003eScience At Work (11-16) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThis activity uses this familiar event to introduce the idea of power surges and to calculate resistance changes. It is a practical introduction to the relationship between voltage and current and the problem of correctly fusing devices in a home for safety.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eExtension leads (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eIn this investigation, students are asked to investigate what happens to the brightness of a bulb as the wires connecting it back to the power source are increased in length. Do you understand why you should always uncoil an extension lead?.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eElectric from sunlight (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eIn this investigation you will take a small solar panel and investigate how much light is needed to make electricity. The quantity of electricity produced will be measured as its voltage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSolar waterboilers (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eThis is an open ended investigation that allows the students to make and develop a simple solar water heater. It is not anticipated that a complex heater will be created; indeed they do not need to be very complex.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003ePolarising sunglasses (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eWhy do polarised sunglasses reduce sparkle and glare\u003c\/span\u003e\u003c\/p\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":31590924680,"sku":"3124","price":788.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/8756922607_3f6e2d2066_z.jpg?v=1675690523"},{"product_id":"v-log-4","title":"V-Log4 USB +Bluetooth","description":"\u003ch2\u003e\u003c\/h2\u003e\n\u003ch2\u003eA low cost 4 channel remote data logger.\u003c\/h2\u003e\n\u003cp\u003eWith built-in USB \u0026amp; Bluetooth connectivity, V-Log4 offers all the features you need at a ground breaking price!.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/farm4.staticflickr.com\/3763\/12343374313_0748a5ea2d_m.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-7\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003cbr\u003e \u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e4 SmartQ sensor inputs\u003c\/li\u003e\n\u003cli\u003eLarge graphical display\u003c\/li\u003e\n\u003cli\u003eRemotely record data (14 days)\u003c\/li\u003e\n\u003cli\u003eFast logging mode (50,000 samples per second)\u003c\/li\u003e\n\u003cli\u003eAccurate digital timing mode (4 microseconds)\u003c\/li\u003e\n\u003cli\u003eMultiple stored data sets\u003c\/li\u003e\n\u003cli\u003eBuilt-in battery, USB rechargeable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/farm8.staticflickr.com\/7403\/12343223815_1afc8fc57f_m.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-7\"\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRecording and displaying data\u003c\/strong\u003e\u003cbr\u003e \u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eSnapshot logging mode\u003c\/li\u003e\n\u003cli\u003ePictogram logging mode\u003c\/li\u003e\n\u003cli\u003eMeters display\u003c\/li\u003e\n\u003cli\u003ePictograms\u003c\/li\u003e\n\u003cli\u003eTiming (Light gates)\u003c\/li\u003e\n\u003cli\u003eDirect to computer with EasySense software\u003cbr\u003efor further logging and data analysis\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/farm9.staticflickr.com\/8674\/16691485191_da57f7df29_m_d.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-7\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eSupplied with\u003c\/strong\u003e\u003cbr\u003e \u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eFree EasySense Software PC - Full version, Site Licence\u003c\/li\u003e\n\u003cli\u003eMac software, its a download from the \u003ca href=\"https:\/\/itunes.apple.com\/gb\/app\/easysense\/id740382094?mt=12\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eMac App Store\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eGratnells SmartCase storage case\u003c\/li\u003e\n\u003cli\u003e2x Long sensor leads\u003c\/li\u003e\n\u003cli\u003e2x Short sensor leads\u003c\/li\u003e\n\u003cli\u003e1x Mini USB cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/farm9.staticflickr.com\/8566\/16485628367_33bd912bef_m_d.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-7\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eConnectivity\u003c\/strong\u003e\u003cbr\u003e \u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eUSB to PC Windows \u0026amp; Apple Mac allows data transfer and battery charging\u003c\/li\u003e\n\u003cli\u003eBluetooth Connectivity to iPad, Windows, Android \u0026amp; Chromebooks (that support Android Apps)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch5\u003eMore info\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca class=\"btn btn-small btn-inverse\" href=\"http:\/\/data-harvest.co.uk\/docs\/uploads\/ds133_2_v-log-user_guide.pdf?utm_source=resources\u0026amp;utm_medium=downlaod\u0026amp;utm_campaign=ds133_2_v-log-user_guide\" target=\"_new\"\u003eDownloads\u003c\/a\u003e\u003cspan\u003e V-Log User Guide  \u003c\/span\u003e\u003cspan\u003eDoc No.: ds133 | Issue: 2\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003ca class=\"btn btn-small btn-inverse\" href=\"http:\/\/data-harvest.co.uk\/docs\/uploads\/do248_2_v-log-reference_manual.pdf?utm_source=resources\u0026amp;utm_medium=downlaod\u0026amp;utm_campaign=do248_2_v-log-reference_manual\" target=\"_new\"\u003eDownloads\u003c\/a\u003e V-Log Reference Manual Doc No.: do248 | Issue: 2 \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003ca class=\"btn btn-small btn-inverse\" href=\"http:\/\/data-harvest.co.uk\/docs\/uploads\/ds134_1_updating_v-logs_firmware.pdf?utm_source=resources\u0026amp;utm_medium=downlaod\u0026amp;utm_campaign=ds134_1_updating_v-logs_firmware\" target=\"_new\"\u003eDownloads\u003c\/a\u003e V-Log Firmware Update Instructions  Doc No.: ds134 | Issue: 1\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003ca class=\"btn btn-small btn-inverse\" href=\"http:\/\/data-harvest.co.uk\/docs\/uploads\/firmwareupdate_240x_v1.6.zip?utm_source=resources\u0026amp;utm_medium=downlaod\u0026amp;utm_campaign=firmwareupdate_240x_v1.6\" target=\"_new\"\u003eDownloads\u003c\/a\u003e V-Log Firmware Update  Doc No.: 240x | Issue: 1.6\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eUSB or Bluetooth Connection to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWindows XP or later\u003c\/li\u003e\n\u003cli\u003eApple Mac OS 10.8 or higher\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBluetooth Connection to\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eApple iPad (All models)\u003c\/li\u003e\n\u003cli\u003eAndroid\u003c\/li\u003e\n\u003cli\u003eChromebooks (that support Android Apps)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConnect to an existing school network, or create an ad-hoc network for use on field trips etc.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable id=\"techspec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eLCD\u003c\/td\u003e\n\u003ctd\u003eGraphical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Inputs (Plug-in)\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTiming Inputs A \u0026amp; B\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalogue Resolution\u003c\/td\u003e\n\u003ctd\u003e12-Bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFastest Logging Speed\u003c\/td\u003e\n\u003ctd\u003e50,000 samples per second\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital Timing Accuracy\u003c\/td\u003e\n\u003ctd\u003e4 microseconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRechargeable Batteries\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB Client (to PC)\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFirmware Upgradeable\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003ch3\u003eContents\/Details:\u003c\/h3\u003e\n\u003cdiv id=\"editable-additional-info\"\u003e1x (2405A) V-Log4 USB \u0026amp; Wi-Fi\u003cbr\u003e1x (3021) USB Lead\u003cbr\u003e2x (3004) Short Sensor Leads - 150mm\u003cbr\u003e2x (3005) Long Sensor Leads - 1.5m\u003cbr\u003e1x (2490) Gratnell SmartCase Storage Case\u003cbr\u003eFree Download EasySense Software\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"Data Harvest","offers":[{"title":"Single unit","offer_id":44167642153217,"sku":"2406PK","price":2904.0,"currency_code":"HKD","in_stock":true},{"title":"5 Pack of V-Log4 Data Loggers - USB \u0026 Bluetooth","offer_id":47570566906113,"sku":"100437","price":14520.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/vlog_4.jpg?v=1494860416"},{"product_id":"infrared-sensor","title":"Infrared Sensor","description":"\u003ch3\u003eThe Infrared sensor adds another dimension to heat loss and energy transfer experiments.  \u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/6p8_1T8VwJk\" height=\"141\" allowfullscreen=\"\" frameborder=\"0\" dth=\"250\" wi=\"\"\u003e\u003c\/iframe\u003e\u003cbr\u003e 2-minute - Earthquake Rescue\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/D1PJQMXYiH8\" height=\"141\" width=\"250\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003cbr\u003e 40-sec - Infrared sensor - Leslie's cube\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003eMultiple ranges to cover a wide range of energy sources. Includes silica glass filter to block mid and far infrared making the sensor selective for low and high temperature sources. \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/farm4.staticflickr.com\/3809\/13577093253_9e66520525_m_d.jpg\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cdiv\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eTeaching applications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eHerschel’s discovery of infrared experiment\u003c\/li\u003e\n\u003cli\u003eStudy inverse square to verify that heat radiation from source is inversely proportional to the square of its distance\u003c\/li\u003e\n\u003cli\u003eInfrared emission from a Leslie’s cube\u003c\/li\u003e\n\u003cli\u003eEfficiency of insulation such as clothing or building materials\u003c\/li\u003e\n\u003cli\u003eInfrared in the environment\u003c\/li\u003e\n\u003cli\u003eExplaining infrared thermography\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/farm4.staticflickr.com\/3695\/13760758775_95a20f489d_m_d.jpg\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cdiv\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eExtension and advanced ideas:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eBlack body studies (radiance range)\u003c\/li\u003e\n\u003cli\u003eInvestigating Stefan-Boltzmann’s radiation law using a tungsten filament lamp\u003c\/li\u003e\n\u003cli\u003eModelling infrared discovery of people in disaster zones\u003c\/li\u003e\n\u003cli\u003eHeat distribution along a heated metal rod\u003c\/li\u003e\n\u003cli\u003eIllustration of non-contact thermometry\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/download\/3278_ds056_4_infrared.pdf\" download=\"\"\u003eDownload\u003c\/a\u003e\u003cspan\u003e Infrared Sensor Manual \u003c\/span\u003e\u003cspan\u003eDoc No.: DS056 | Issue: 4\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ciframe style=\"border: none; width: 100%; height: 326px;\" src=\"\/\/e.issuu.com\/embed.html?backgroundColor=%23c0b8b8\u0026amp;d=3278_ds056_4_infrared\u0026amp;hideIssuuLogo=true\u0026amp;u=etchongkong\" allowfullscreen=\"true\"\u003e\u003c\/iframe\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eSensor Ranges:\u003c\/h3\u003e\n\u003ctable id=\"techspec\" class=\"table table-bordered\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eRange Name\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003cth\u003eResolution\u003c\/th\u003e\n\u003cth\u003eAccuracy\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eIrradiance\u003c\/td\u003e\n\u003ctd\u003e0 to 200 W\/m²\u003c\/td\u003e\n\u003ctd\u003e0.1 W\/m²\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRadiance\u003c\/td\u003e\n\u003ctd\u003e0 to 30 W\/m²sr-1\u003c\/td\u003e\n\u003ctd\u003e0.02 W\/m²sr-1\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIrradiance\u003c\/td\u003e\n\u003ctd\u003e0 to 20 W\/m²\u003c\/td\u003e\n\u003ctd\u003e0.01 W\/m²\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIrradiance\u003c\/td\u003e\n\u003ctd\u003e0 to 2,000 W\/m²\u003c\/td\u003e\n\u003ctd\u003e1 W\/m²\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRadiance\u003c\/td\u003e\n\u003ctd\u003e0 to 30 W\/m²sr-1\u003c\/td\u003e\n\u003ctd\u003e2 W\/m²sr-1\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRadiance\u003c\/td\u003e\n\u003ctd\u003e0 to 30 W\/m²sr-1\u003c\/td\u003e\n\u003ctd\u003e0.2 W\/m²sr-1\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eContents\/Details:\u003c\/h3\u003e\n\u003cdiv id=\"editable-additional-info\" class=\"product-additional-info\"\u003e0 to 30 W\/m2 sr-1 (Resolution: 0.02 W\/m2 sr-1)\u003cbr\u003e0 to 300 W\/m2 sr-1 (Resolution: 0.2 W\/m2 sr-1)\u003cbr\u003e0 to 3000 W\/m2 sr-1 (Resolution: 2 W\/m2 sr-1)\u003cbr\u003e0 to 20 W\/m2 (Resolution: 0.01 W\/m2)\u003cbr\u003e0 to 200 W\/m2 (Resolution: 0.1 W\/m2)\u003cbr\u003e0 to 2000 W\/m2 (Resolution: 1 W\/m2)\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe detector window is made from KBr (potassium bromide), which is transparent to energy sources radiating in the wavelength region from 0.23 microns (230 nm) to 40 microns (40,000 nm) i.e. ultraviolet through to the far infrared portion of the spectrum. KBr (potassium bromide) is hygroscopic so store the sensor in dry conditions.\u003c\/p\u003e\n\u003cp\u003eMeasurements can be recorded at three levels using either a Radiance (the intensity of the emitted thermal energy of the source) or Irradiance (the intensity of the incident thermal radiation on the Sensor) range.\u003c\/p\u003e\n\u003cp\u003eThe silica glass detachable filter allows visible and near infrared to pass i.e. 0.15 to 4 microns but will block out mid and far infrared.\u003c\/p\u003e\n\u003cp\u003eWavelength region Without filter 0.23 - 40 microns With filter 0.23 - 4 microns\u003c\/p\u003e\n\u003ch5\u003eBiology\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/biology_l2_13-50_compact.jpg?v=1491128667\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eInfrared face imaging (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/biology-age-11-14-ebook\" target=\"_blank\"\u003eBiology (11-14) ebook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThis is a fun way of introducing the the concept of medical imaging and non contact thermometers. Make your own thermal selfies.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eHot Stuff (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/biology-age-14-18-ebook\" target=\"_blank\"\u003eBiology (14-18) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eA fun way of introducing medical imaging and infra red non contact thermometers. Students create a colour key and a false colour heat map of their face. \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eFinger Prints (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003einfra red is an important tool in modern biology and medical science. This activity introduces the infra red sensor by looking for heat traces after touching surfaces. Many animals also detect infra red to determine size and position of prey. Can be used to illustrate the advantage this has for a predator. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eBodies in the Rubble (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eIn the early stages of a natural disaster there is a lot of effort placed into finding survivors who have been buried in the rubble of collapsed buildings. This is an activity to model how infra red technology is used to find survivors. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eTemperature vs. Infra red (Biology (14-18) eBook)\u003c\/strong\u003e\u003cbr\u003eNon contact thermometers are frequently used by medical personnel. This activity shows how the link between temperature and infra red is made. Students can make their own thermometer from the infra red sensor. \u003c\/span\u003e\u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003ePhysics\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_E-H_06-50_compact.jpg?v=1491143314\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eLeslie's cube (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-electricity-heat-age-14-18-ebook\" target=\"_blank\"\u003ePhysics (14-18) : Electricity \u0026amp; Heat eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eThe Scottish scientist Leslie studied how the loss of energy from a surface was influenced by the texture and colour of the surface. Anecdotal evidence suggests that dark clothing makes you feel hotter in summer. Is there any supportive science for this belief? \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eTemperature Vs Infra red (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003ehow does the infra red emitted from a hot body relate to the temperature? can you make a non contact thermometer? \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eWhat type of surface absorbs radiant energy? (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis investigation encourages the student to think about how surfaces absorb and re-radiate heat energy. Many students hold the belief that a white surface will absorb and radiate the least heat. In the investigation, this assumption is challenged and tested. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eResidual heat: Thermal imaging. (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eInfrared energy is emitted from any object that contains heat. In this investigation we build on the experiences of many students with a non contact thermometer and pictures of modern weapons attacks to think about how infrared imaging works.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eSurvivors In the rubble (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis experiment is designed to illustrate the principles of the devices used by the emergency services. The device will not show the outline of the hidden object, perhaps with a carefully drawn grid and snapshot measurement a “thermal contour” map could be created? \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHot Stuff: Thermal map of your face (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThis is quite a fun way of introducing the Infrared sensor and hidden part of the spectrum to the students. Create your own thermal selfie. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eStefan - Boltzmann law. (Physics (14-18) : Electricity \u0026amp; Heat eBook)\u003c\/strong\u003e\u003cbr\u003eThe experiment illustrates the Stefan - Boltzmann law. It does not give a value for the Boltzmann constant. A simple tungsten filament automotive lamp is used as the source of thermal radiation. The investigation tests if the radiation is really to the 4th power of temperature.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eInfra red in the spectrum (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/physics-light-sound-pressure-age-14-18-ebook\" target=\"_blank\"\u003ePhysics (14-18) : Light, Sound \u0026amp; Pressure eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eUse a light sensor and infra red sensor to reveal the wider spectrum. \u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e Science in Sport\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_S-in-S_402-50_compact.jpg?v=1491143835\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eHot stuff mapping (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/science-in-sport-age-11-18-ebook\" target=\"_blank\"\u003eScience in Sport (11-18) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eControlling heat in sport is important, Thermal imaging can help to design heat loss into clothing or to reduce heat loss as required. A demonstration model to show how thermal imaging works.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eThe right clothes for the right sport (Science in Sport (11-18) eBook)\u003c\/strong\u003e\u003cbr\u003eThe Scottish scientist Leslie studied how the loss of energy from a surface was influenced by the texture and colour of the surface. Anecdotal evidence suggests that dark clothing makes you feel hotter in summer because it absorbed the suns’ heat . But is sports clothing more about function or etiquette? \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eInfra red and sunlight (Science in Sport (11-18) eBook)\u003c\/strong\u003e\u003cbr\u003eA little light relief. Why can they light the olympic torch from sunlight on mount olympus? \u003c\/span\u003e\u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cspan\u003eScience at Work\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Physics_L3_S-at-W_10-50_compact.jpg?v=1491144054\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eShould i wear light coloured clothes in the summer to keep me cool? (\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/science-at-work-age-11-16-ebook\" target=\"_blank\"\u003eScience At Work (11-16) eBook\u003c\/a\u003e)\u003c\/strong\u003e\u003cbr\u003eA study into colour and heat gain and loss. An old argument studied, white cotton keeps me cool in the summer, but why does black clothing not keep me hot in the winter? \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eHow does infra red and temperature link? (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003emake a non contact thermometer from an infra red sensor\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eFinger prints (persistence of heat images) (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eFind out where your fingers have been using an infra red sensor.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eHot Stuff (thermal mapping of your face) (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eThis is quite a fun way of introducing the Infrared sensor and hidden part of the spectrum to the students. Most students will not have experienced how infrared works, they may have seen the result of infrared imaging. Make your own infra red selfie \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e\u003cstrong\u003eBodies in rubble (infra red to find survivors) (Science At Work (11-16) eBook)\u003c\/strong\u003e\u003cbr\u003eThis experiment is designed to illustrate the principles of the devices used by the emergency services. The device will not show the outline of the hidden object, perhaps with a carefully drawn grid and snapshot measurement a “thermal contour” map could be constructed.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv id=\"body-right-col\" class=\"pull-right\"\u003e\n\u003cdiv class=\"cart-box\"\u003e\n\u003cdiv class=\"product-page-code\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":31645423496,"sku":"3278","price":1463.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/8783774132_e6a392b89c_z.jpg?v=1675690589"},{"product_id":"v-hub8-usb-bluetooth-wifi","title":"V-Hub8 USB \u0026 Bluetooth","description":"\u003ch2\u003eV-Hub Sensor Link makes your existing Data Harvest SmartQ sensors work with tablets, phones and PCs using Bluetooth connectivity. \u003c\/h2\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg style=\"float: none; display: block; margin-left: auto; margin-right: auto;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Vhub.png?v=1615519568\"\u003e\u003c\/div\u003e\n\u003cp class=\"paragraph\"\u003eV-Hub doesn't need to store or display sensor information as this is all taken care of in the connected EasySense2 software.\u003c\/p\u003e\n\u003cp class=\"paragraph\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9Fe9yPC0-c4\" height=\"141\" width=\"250\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003e1.5-minute on V Hub wireless science data logger\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" src=\"https:\/\/c1.staticflickr.com\/3\/2811\/34239147896_ae87f4e3b9_m.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-7\"\u003e\n\u003cp\u003eEasySense V-Hub\u003csup\u003e\u003cspan\u003e8\u003c\/span\u003e\u003c\/sup\u003e works with the entire SmartQ sensor range, providing low-cost four channel wired (USB) and wireless (Bluetooth) data capture.\u003c\/p\u003e\n\u003cp\u003eWith a built-in rechargable battery, V-Hub\u003csup\u003e8\u003c\/sup\u003e powers all of the sensors. Classroom management is simplifed, as only the V-Hub\u003csup\u003e8\u003c\/sup\u003e needs re-charging!\u003c\/p\u003e\n\u003cp\u003eThe V-Hub\u003csup\u003e8\u003c\/sup\u003e is small and light, it can be mounted on a retort stand along with the experiment apparatus, using the mounting rod supplied.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/c1.staticflickr.com\/1\/634\/31636648355_e60d85844c_m.jpg\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-7\"\u003e\n\u003cdiv class=\"activity-title\"\u003e\u003cspan\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e4 SmartQ sensor inputs\u003c\/li\u003e\n\u003cli\u003e4 Built-in Sensors\n\u003cul\u003e\n\u003cli\u003eLight\u003c\/li\u003e\n\u003cli\u003eSound\u003c\/li\u003e\n\u003cli\u003eHumidity\u003c\/li\u003e\n\u003cli\u003eAir Pressure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eGraphical display\u003c\/li\u003e\n\u003cli\u003eFast logging mode (50,000 samples per second)\u003c\/li\u003e\n\u003cli\u003eAccurate digital timing mode (4 microseconds)\u003c\/li\u003e\n\u003cli\u003eBuilt-in battery, USB rechargeable\u003c\/li\u003e\n\u003cli\u003eUSB \u0026amp; Bluetooth connectivity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eV-Hub Reference Manual | Version: 2     \u003ca download=\"\" href=\"https:\/\/store.data-harvest.co.uk\/download\/2504-2509_do260_2_v-hub-reference%20manual.pdf\"\u003eDownload\u003c\/a\u003e\u003c\/p\u003e\n\u003ciframe style=\"border: none; width: 100%; height: 326px;\" src=\"\/\/e.issuu.com\/embed.html?backgroundColor=%23768477\u0026amp;d=2504-2509_do260_2_v-hub-reference_manual\u0026amp;hideIssuuLogo=true\u0026amp;u=etchongkong\" allowfullscreen=\"true\"\u003e\u003c\/iframe\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":36136281928,"sku":"2508PK","price":2468.0,"currency_code":"HKD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/34239147896_ae87f4e3b9_m_bc8f870c-e53b-4f9c-91e9-fe2187209089.jpg?v=1711789841"},{"product_id":"wireless-force-accelerometer","title":"Wireless Force  Accelerometer Sensor","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThis sensor is \u003cstrong\u003ea combination of both a Force sensor and 3 axis accelerometer\u003c\/strong\u003e. The force range measures compression and extension forces applied. Supplied with a clamping screw for attaching to a stand or the Dynamics system, a hook for simple harmonic motion investigations and bungee jumping, stops for investigating a carts collision with the sensor. Finger grips form part of the sensor, perfect for muscle fatigue testing. The sensor includes a 3 axis accelerometer that measures acceleration force, both static and dynamic and a 3-axis gyroscope for applications where a high performance angular motion sensor is needed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003cstrong data-mce-fragment=\"1\"\u003eBluetooth | USB | Huge Battery Life | Independent Logging  \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/WGCzQvTT6eM?si=JH5ZH67fQjEoiUxD\" height=\"315\" width=\"560\" allowfullscreen=\"\" referrerpolicy=\"strict-origin-when-cross-origin\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"tech-header\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"table table-sm table-hover\" id=\"feat-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRange\u003c\/th\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRange 1\u003c\/th\u003e\n\u003ctd\u003e±100 N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRange 2\u003c\/th\u003e\n\u003ctd\u003e3 axis accelerometer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRange 3\u003c\/th\u003e\n\u003ctd\u003e3 axis Gyroscope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eConnectivity\u003c\/th\u003e\n\u003ctd\u003eUSB or Bluetooth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBattery\u003c\/th\u003e\n\u003ctd\u003eInternal 1300  \u003cmeta charset=\"utf-8\"\u003e \u003cspan data-mce-fragment=\"1\"\u003emAh.  \u003cmeta charset=\"utf-8\"\u003eA single charge can power the sensor for a whole year.\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eProduct Manual\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eVisit this link \u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1120\/\" target=\"_blank\"\u003ehttps:\/\/docs.data-harvest.co.uk\/1120\/\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1120\/Introduction.html\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-05at11.07.30AM.png?v=1675566472\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003ch5\u003eWorksheet\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eDownload from here \u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-force-accelerometer-sensor#res\" target=\"_blank\"\u003ehttps:\/\/store.data-harvest.co.uk\/wireless-force-accelerometer-sensor#res\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-force-accelerometer-sensor#res\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot_2024-04-02_at_8.16.40_PM.png?v=1712060290\" alt=\"\" data-mce-fragment=\"1\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot_2024-04-02_at_8.16.40_PM.png?v=1712060290\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSmart wireless sensors\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSeriously Smart Wireless Bluetooth Sensors\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned with new and existing customers in mind!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA new Smart Wireless range of science sensors that also function as data loggers in their own right using Bluetooth or USB connectivity. The new Bluetooth wireless sensors include a huge battery life and can be mixed \u0026amp; matched with existing SmartQ Sensors \u0026amp; Data Loggers!\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWorks with SmartQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur wireless sensors can be used in combination with other Smart Wireless Sensors or data loggers in the EasySense range, even more amazingly is that with the addition of a \u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003eV-Hub sensor link\u003c\/a\u003e you can continue to enjoy using your existing SmartQ sensors at the same time!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-4\" style=\"text-align: start;\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003e\u003cimg style=\"float: none;\" height=\"160x160\" width=\"160x160\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/w-Hub_160x160.png?v=1615388617\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eThe Power of Smart Wireless\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur Smart Wireless sensors build on the design of our legendary intelligent SmartQ Sensors but adds Bluetooth wireless connectivity allowing users to connect to tablets and mobile phones using the new EasySense2 Software. \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDigital Technology\u003c\/strong\u003e\u003cbr\u003eOur digital sensor technology brings science to the classroom providing you with a robust, accurate and repeatable teaching experience from the start.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eAuto Calibration\u003c\/strong\u003e\u003cbr\u003eWe have taken the hassle out of setting up your experiments with our pre-calibrated, auto identify sensor technology, every sensor is ready to use out of the box.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eUSB Charging\u003c\/strong\u003e\u003cbr\u003eOur Smart Wireless sensors are powered by an internal battery and can be charged via a standard USB charger.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDesigned for Mobile\u003c\/strong\u003e\u003cbr\u003eWith the included Bluetooth connectivity the new Smart Wireless Sensors can connect to Tablets, Mobile Phones, Laptops and Desktop Computers\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eSmart Connectivity\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cp class=\"paragraph\"\u003eNot only do the Smart Wireless Sensors connect to multiple tablets and mobile devices via Bluetooth but they can also connect directly to a desktop computer and be used just like a traditional data logger whilst offering faster data transfer rates.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":39349585707163,"sku":"1120","price":1901.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Force_20Pack_20Shot_20Web.jpg?v=1712059835"},{"product_id":"wireless-motion-sensor-linear","title":"Wireless Motion Sensor (Linear)","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe Motion sensor is a sonar device that emits ultrasonic pulses which are reflected to and from an object to determine its distance from the sensor. That information can be used to work out the velocity or acceleration of the object. It will capture the motion of running students, falling basketballs and carts on inclined planes. This sensor will work well with the Dynamics System.   \u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003eBluetooth | USB | Huge Battery Life | Independent Logging \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/BnZVZeVlj5g\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cp\u003e\u003cstrong\u003eEXAMPLE SCIENCE EXPERIMENTS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHere are just a few example practical ideas you can achieve by using the Wireless Motion Sensor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-7\"\u003e\n\u003cul\u003e\n\u003cli\u003eWalking toward and away from the Sensor (trying to follow pre-sets created using Predict in the EasySense software).\u003c\/li\u003e\n\u003cli\u003eGraphing time distance curves in real time\u003c\/li\u003e\n\u003cli\u003eMovement of an object up or down a slope\u003c\/li\u003e\n\u003cli\u003eDemonstrating the derivation of velocity, acceleration from time distance\u003c\/li\u003e\n\u003cli\u003eSimple harmonic motion in suspended mass spring systems and pendulums\u003c\/li\u003e\n\u003cli\u003eAcceleration due to gravity – free fall, pendulum swing, objects dropped or tossed upward\u003c\/li\u003e\n\u003cli\u003eConservation of energy - a bouncing object\u003c\/li\u003e\n\u003cli\u003eSpeed of sound in air\u003c\/li\u003e\n\u003cli\u003eEnergy changes in simple harmonic motion\u003c\/li\u003e\n\u003cli\u003eDemonstration of ultrasound imaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"tech-header\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable id=\"feat-table\" class=\"table table-sm table-hover\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRanges\u003c\/th\u003e\n\u003ctd\u003e0.15m to 6m, 0 to 50,000 µs, -10 to 70 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eConnectivity\u003c\/th\u003e\n\u003ctd\u003eUSB \u0026amp; Bluetooth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003eProduct Manual\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eVist this link: \u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1190\/\" rel=\"noopener noreferrer\" target=\"_blank\"\u003ehttps:\/\/docs.data-harvest.co.uk\/1190\/\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1190\/\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-05at4.17.43PM.png?v=1675585096\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eWorksheet\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eDownload from here \u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-motion-sensor#res\" target=\"_blank\"\u003ehttps:\/\/store.data-harvest.co.uk\/wireless-motion-sensor#res\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-motion-sensor#res\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-05at4.14.35PM.png?v=1675584963\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSmart wireless sensors\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSeriously Smart Wireless Bluetooth Sensors\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned with new and existing customers in mind!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA new Smart Wireless range of science sensors that also function as data loggers in their own right using Bluetooth or USB connectivity. The new Bluetooth wireless sensors include a huge battery life and can be mixed \u0026amp; matched with existing SmartQ Sensors \u0026amp; Data Loggers!\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWorks with SmartQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur wireless sensors can be used in combination with other Smart Wireless Sensors or data loggers in the EasySense range, even more amazingly is that with the addition of a \u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003eV-Hub sensor link\u003c\/a\u003e you can continue to enjoy using your existing SmartQ sensors at the same time!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\" class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/w-Hub_160x160.png?v=1615388617\" width=\"160x160\" height=\"160x160\" style=\"float: none;\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eThe Power of Smart Wireless\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur Smart Wireless sensors build on the design of our legendary intelligent SmartQ Sensors but adds Bluetooth wireless connectivity allowing users to connect to tablets and mobile phones using the new EasySense2 Software. \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDigital Technology\u003c\/strong\u003e\u003cbr\u003eOur digital sensor technology brings science to the classroom providing you with a robust, accurate and repeatable teaching experience from the start.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eAuto Calibration\u003c\/strong\u003e\u003cbr\u003eWe have taken the hassle out of setting up your experiments with our pre-calibrated, auto identify sensor technology, every sensor is ready to use out of the box.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eUSB Charging\u003c\/strong\u003e\u003cbr\u003eOur Smart Wireless sensors are powered by an internal battery and can be charged via a standard USB charger.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDesigned for Mobile\u003c\/strong\u003e\u003cbr\u003eWith the included Bluetooth connectivity the new Smart Wireless Sensors can connect to Tablets, Mobile Phones, Laptops and Desktop Computers\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eSmart Connectivity\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cp class=\"paragraph\"\u003eNot only do the Smart Wireless Sensors connect to multiple tablets and mobile devices via Bluetooth but they can also connect directly to a desktop computer and be used just like a traditional data logger whilst offering faster data transfer rates.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":39350648340635,"sku":"1190","price":1969.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/SmartSensor-Motion-Web.png?v=1615039394"},{"product_id":"wireless-light-gate-sensor","title":"Wireless Light Gate Sensor, single","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eEach Light Gate is actually a double Light Gate; you can use these Light Gates individually or in pairs to calculate average s\u003cstrong\u003epeed and acceleration, acceleration due to gravity, Newton’s laws, momentum and kinetic energy.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAlternatively, the students can get the raw data and do all the calculations themselves. Furthermore, being wireless you can set up a demonstration anywhere in the room and send the data straight to your screen and also the students’ devices simultaneously using the share function in the software.\u003c\/p\u003e\n\u003cp\u003eAs an external laser detector is also included, this means that you can have objects of any size being detected if they are bigger than the gate’s aperture such as a large toy car or a basketball. \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBluetooth | USB | Huge Battery Life | Independent Logging \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/q8in1mMzJo0?si=2Uu4dDQ7ZQyWx77x\" height=\"315\" width=\"560\" allowfullscreen=\"\" referrerpolicy=\"strict-origin-when-cross-origin\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cp\u003e\u003cstrong\u003eEXAMPLE SCIENCE EXPERIMENTS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHere are just a few example practical ideas you can achieve by using the Wireless Light Gate Sensor. \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-7\"\u003e\n\u003cul\u003e\n\u003cli\u003eMotion in a straight line – velocity, acceleration\u003c\/li\u003e\n\u003cli\u003eAtwood’s machine\u003c\/li\u003e\n\u003cli\u003eDetermination of g, acceleration due to gravity\u003c\/li\u003e\n\u003cli\u003eDiluted gravity (Galileo’s gravity from slope\u003c\/li\u003e\n\u003cli\u003eTime period of an oscillating body\u003c\/li\u003e\n\u003cli\u003eConservation of energy (momentum, explosions, and collisions)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"tech-header\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"table table-sm table-hover\" id=\"feat-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 233.445px; text-align: center;\" scope=\"row\"\u003eRanges\u003c\/th\u003e\n\u003ctd style=\"width: 290.555px;\"\u003eTiming Data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"width: 233.445px; text-align: center;\"\u003eAccuracy\u003c\/th\u003e\n\u003ctd style=\"width: 290.555px;\"\u003e1µs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"width: 233.445px; text-align: center;\"\u003eWavelength\u003c\/th\u003e\n\u003ctd style=\"width: 290.555px;\"\u003e940nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"width: 233.445px; text-align: center;\"\u003eGate Separation\u003c\/th\u003e\n\u003ctd style=\"width: 290.555px;\"\u003e0.025m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"tech-header\"\u003e\u003cstrong\u003eWhat's in the box\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"table table-sm table-hover\" id=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1x Wireless Light Gate Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1 x Link Cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1x Mounting Rod\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEasySense2 Software (Digital download)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Manual (Digital download)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003eProduct Manual\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eVist this link: \u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1200\/\" target=\"_blank\"\u003ehttps:\/\/docs.data-harvest.co.uk\/1200\/\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1200\/\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-05at3.10.34PM.png?v=1675581223\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eWorksheet\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eDownload from here \u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-light-gate-sensor#res\" target=\"_blank\"\u003ehttps:\/\/store.data-harvest.co.uk\/wireless-light-gate-sensor#res\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-light-gate-sensor#res\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-05at3.09.28PM.png?v=1675581317\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSmart wireless sensors\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSeriously Smart Wireless Bluetooth Sensors\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned with new and existing customers in mind!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA new Smart Wireless range of science sensors that also function as data loggers in their own right using Bluetooth or USB connectivity. The new Bluetooth wireless sensors include a huge battery life and can be mixed \u0026amp; matched with existing SmartQ Sensors \u0026amp; Data Loggers!\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWorks with SmartQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur wireless sensors can be used in combination with other Smart Wireless Sensors or data loggers in the EasySense range, even more amazingly is that with the addition of a \u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003eV-Hub sensor link\u003c\/a\u003e you can continue to enjoy using your existing SmartQ sensors at the same time!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-4\" style=\"text-align: start;\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003e\u003cimg style=\"float: none;\" height=\"160x160\" width=\"160x160\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/w-Hub_160x160.png?v=1615388617\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eThe Power of Smart Wireless\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur Smart Wireless sensors build on the design of our legendary intelligent SmartQ Sensors but adds Bluetooth wireless connectivity allowing users to connect to tablets and mobile phones using the new EasySense2 Software. \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDigital Technology\u003c\/strong\u003e\u003cbr\u003eOur digital sensor technology brings science to the classroom providing you with a robust, accurate and repeatable teaching experience from the start.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eAuto Calibration\u003c\/strong\u003e\u003cbr\u003eWe have taken the hassle out of setting up your experiments with our pre-calibrated, auto identify sensor technology, every sensor is ready to use out of the box.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eUSB Charging\u003c\/strong\u003e\u003cbr\u003eOur Smart Wireless sensors are powered by an internal battery and can be charged via a standard USB charger.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDesigned for Mobile\u003c\/strong\u003e\u003cbr\u003eWith the included Bluetooth connectivity the new Smart Wireless Sensors can connect to Tablets, Mobile Phones, Laptops and Desktop Computers\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eSmart Connectivity\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cp class=\"paragraph\"\u003eNot only do the Smart Wireless Sensors connect to multiple tablets and mobile devices via Bluetooth but they can also connect directly to a desktop computer and be used just like a traditional data logger whilst offering faster data transfer rates.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":39368162672795,"sku":"1200","price":1350.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/Smart-Wireless-Light-Gate-Sensor-Group-Cutout.jpg?v=1675580772"},{"product_id":"wireless-voltage-current-sensors","title":"Wireless Voltage - Current Sensor 5V 0.1A","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eCombines a voltage and current sensor in one package. It can be used to measure both electric current and the potential difference across a component in low voltage AC or DC circuits.  \u003c\/p\u003e\n\u003cp\u003eThe four 4 mm sockets (2 for Voltage and 2 for Current) allow for connection to most standard available electronics kits and school based power supplies using 4 mm plug leads (not supplied).\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBluetooth | USB | Huge Battery Life | Independent Logging  \u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"elfsight-sapp-3eec60e9-5dd7-4547-b1bc-a8e8001dfabc\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cstrong\u003eExample Science Experiments\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWhat changes the current in a circuit?\u003c\/li\u003e\n\u003cli\u003eGood and bad conductors\u003c\/li\u003e\n\u003cli\u003eLong wires, less power?\u003c\/li\u003e\n\u003cli\u003eFaraday’s induction of voltage in a coil\u003c\/li\u003e\n\u003cli\u003eEfficiency of an electric motor \/ generator \u003c\/li\u003e\n\u003cli\u003eCapacitor time constant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cul\u003e\n\u003cli\u003eAlternative power investigations e.g. solar cells, water power, wind energy, etc.\u003c\/li\u003e\n\u003cli\u003eConnecting resistors together\u003c\/li\u003e\n\u003cli\u003eElectrical characteristics of a LED or diode\u003c\/li\u003e\n\u003cli\u003eFaraday’s induction of current or voltage in a coil\u003c\/li\u003e\n\u003cli\u003eDynamo effect \u003c\/li\u003e\n\u003cli\u003eCapacitor discharge, charge and energy stored \u003c\/li\u003e\n\u003cli\u003eDiodes: A.C. diode rectification\u003c\/li\u003e\n\u003cli\u003eReactance and phase in a capacitor\u003c\/li\u003e\n\u003cli\u003eCalibration of a thermometer\u003c\/li\u003e \n\u003cli\u003eResonance in a series LCR circuit\u003c\/li\u003e\n\u003cli\u003eImpedance change with frequency increase \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"table table-sm table-hover\" id=\"feat-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRanges\u003c\/th\u003e\n\u003ctd\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eVoltage ±5 V, Current ±0.1 A (±100 mA)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eResolution\u003c\/th\u003e\n\u003ctd\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003e1 mV, 0.1 mA\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eConnectivity\u003c\/th\u003e\n\u003ctd\u003eUSB or Bluetooth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBattery\u003c\/th\u003e\n\u003ctd\u003eInternal 1300 mAh. \u003cmeta charset=\"utf-8\"\u003e \u003cspan data-mce-fragment=\"1\"\u003eA single charge can power the sensor for a whole year.\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\n\n\u003ch5\u003eProduct Manual\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eVisit: \u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1131\/\" target=\"_blank\"\u003ehttps:\/\/docs.data-harvest.co.uk\/1131\/Introduction.html\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1131\/\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-05at1.44.04PM.png?v=1675576091\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eWorksheet\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eDownload from here \u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-voltage-current-sensors#res\" target=\"_blank\"\u003ehttps:\/\/store.data-harvest.co.uk\/wireless-voltage-current-sensors#res\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-voltage-current-sensors#res\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-05at1.54.04PM.png?v=1675576479\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSmart wireless sensors\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSeriously Smart Wireless Bluetooth Sensors\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned with new and existing customers in mind!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA new Smart Wireless range of science sensors that also function as data loggers in their own right using Bluetooth or USB connectivity. The new Bluetooth wireless sensors include a huge battery life and can be mixed \u0026amp; matched with existing SmartQ Sensors \u0026amp; Data Loggers!\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWorks with SmartQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur wireless sensors can be used in combination with other Smart Wireless Sensors or data loggers in the EasySense range, even more amazingly is that with the addition of a \u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003eV-Hub sensor link\u003c\/a\u003e you can continue to enjoy using your existing SmartQ sensors at the same time!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\" class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/w-Hub_160x160.png?v=1615388617\" width=\"160x160\" height=\"160x160\" style=\"float: none;\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eThe Power of Smart Wireless\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur Smart Wireless sensors build on the design of our legendary intelligent SmartQ Sensors but adds Bluetooth wireless connectivity allowing users to connect to tablets and mobile phones using the new EasySense2 Software. \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDigital Technology\u003c\/strong\u003e\u003cbr\u003eOur digital sensor technology brings science to the classroom providing you with a robust, accurate and repeatable teaching experience from the start.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eAuto Calibration\u003c\/strong\u003e\u003cbr\u003eWe have taken the hassle out of setting up your experiments with our pre-calibrated, auto identify sensor technology, every sensor is ready to use out of the box.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eUSB Charging\u003c\/strong\u003e\u003cbr\u003eOur Smart Wireless sensors are powered by an internal battery and can be charged via a standard USB charger.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDesigned for Mobile\u003c\/strong\u003e\u003cbr\u003eWith the included Bluetooth connectivity the new Smart Wireless Sensors can connect to Tablets, Mobile Phones, Laptops and Desktop Computers\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eSmart Connectivity\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cp class=\"paragraph\"\u003eNot only do the Smart Wireless Sensors connect to multiple tablets and mobile devices via Bluetooth but they can also connect directly to a desktop computer and be used just like a traditional data logger whilst offering faster data transfer rates.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":39368203239579,"sku":"1131","price":1670.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/SmartSensor-Voltage-20-Web_1cb47908-2d5d-49e4-8048-b5a5aa183f53.png?v=1615209650"},{"product_id":"wireless-voltage-current-sensor-20-v-1-a","title":"Wireless Voltage - Current Sensor 20 V 1 A","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eCombines a voltage and current sensor in one package. It can be used to measure both electric current and the potential difference across a component in low voltage AC or DC circuits.  \u003c\/p\u003e\n\u003cp\u003eThe four 4 mm sockets (2 for Voltage and 2 for Current) allow for connection to most standard available electronics kits and school based power supplies using 4 mm plug leads (not supplied). \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"paragraph\"\u003e\u003cstrong\u003eBluetooth | USB | Huge Battery Life | Independent Logging\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cdiv class=\"elfsight-sapp-3eec60e9-5dd7-4547-b1bc-a8e8001dfabc\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cstrong\u003eExample Science Experiments\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWhat changes the current in a circuit?\u003c\/li\u003e\n\u003cli\u003eGood and bad conductors\u003c\/li\u003e\n\u003cli\u003eLong wires, less power?\u003c\/li\u003e\n\u003cli\u003eFaraday’s induction of voltage in a coil\u003c\/li\u003e\n\u003cli\u003eEfficiency of an electric motor \/ generator\u003c\/li\u003e\n\u003cli\u003eCapacitor time constant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cul\u003e\n\u003cli\u003eSeries and parallel circuits\u003c\/li\u003e\n\u003cli\u003eOhm’s law\u003c\/li\u003e\n\u003cli\u003eStart-up current of a lamp\u003c\/li\u003e\n\u003cli\u003eSpecific Heat Capacity for a liquid or solid\u003c\/li\u003e\n\u003cli\u003eElectrical characteristics of a lamp \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"table table-sm table-hover\" id=\"feat-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRanges\u003c\/th\u003e\n\u003ctd\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eVoltage ±20 V, Current ±1 A (±1000 mA)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eResolution\u003c\/th\u003e\n\u003ctd\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003e1 mV, 1 mA\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eConnectivity\u003c\/th\u003e\n\u003ctd\u003eUSB or Bluetooth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBattery\u003c\/th\u003e\n\u003ctd\u003eInternal 1300 mAh. \u003cmeta charset=\"utf-8\"\u003e \u003cspan data-mce-fragment=\"1\"\u003eA single charge can power the sensor for a whole year.\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eProduct Manual\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eVisit: \u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1131\/\" rel=\"noopener noreferrer\" target=\"_blank\"\u003ehttps:\/\/docs.data-harvest.co.uk\/1131\/\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1131\/\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-05at1.44.04PM.png?v=1675576091\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eWorksheet\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eDownload from here \u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-voltage-current-sensors#res\" target=\"_blank\"\u003ehttps:\/\/store.data-harvest.co.uk\/wireless-voltage-current-sensors#res\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-voltage-current-sensors#res\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-05at1.54.04PM.png?v=1675576479\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSmart wireless sensors\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSeriously Smart Wireless Bluetooth Sensors\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned with new and existing customers in mind! \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA new Smart Wireless range of science sensors that also function as data loggers in their own right using Bluetooth or USB connectivity. The new Bluetooth wireless sensors include a huge battery life and can be mixed \u0026amp; matched with existing SmartQ Sensors \u0026amp; Data Loggers!\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWorks with SmartQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur wireless sensors can be used in combination with other Smart Wireless Sensors or data loggers in the EasySense range, even more amazingly is that with the addition of a \u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003eV-Hub sensor link\u003c\/a\u003e you can continue to enjoy using your existing SmartQ sensors at the same time!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\" class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/w-Hub_160x160.png?v=1615388617\" width=\"160x160\" height=\"160x160\" style=\"float: none;\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eThe Power of Smart Wireless\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur Smart Wireless sensors build on the design of our legendary intelligent SmartQ Sensors but adds Bluetooth wireless connectivity allowing users to connect to tablets and mobile phones using the new EasySense2 Software. \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDigital Technology\u003c\/strong\u003e\u003cbr\u003eOur digital sensor technology brings science to the classroom providing you with a robust, accurate and repeatable teaching experience from the start.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eAuto Calibration\u003c\/strong\u003e\u003cbr\u003eWe have taken the hassle out of setting up your experiments with our pre-calibrated, auto identify sensor technology, every sensor is ready to use out of the box.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eUSB Charging\u003c\/strong\u003e\u003cbr\u003eOur Smart Wireless sensors are powered by an internal battery and can be charged via a standard USB charger.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDesigned for Mobile\u003c\/strong\u003e\u003cbr\u003eWith the included Bluetooth connectivity the new Smart Wireless Sensors can connect to Tablets, Mobile Phones, Laptops and Desktop Computers\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eSmart Connectivity\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cp class=\"paragraph\"\u003eNot only do the Smart Wireless Sensors connect to multiple tablets and mobile devices via Bluetooth but they can also connect directly to a desktop computer and be used just like a traditional data logger whilst offering faster data transfer rates.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":39368320352411,"sku":"1130","price":1670.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/SmartSensor-Voltage-20-Web.png?v=1615209043"},{"product_id":"wireless-temperature-sensor","title":"Wireless Temperature Sensor","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe Wireless Temperature Sensor can be used wherever you would use a traditional glass thermometer, as replacement enhancement or as a simple digital thermometer. Here are just a few example practical ideas you can achieve by using the Wireless Temperature Sensor. \u003c\/p\u003e\n\u003cp\u003e  \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eChemistry\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMonitoring endothermic and exothermic reactions\u003c\/li\u003e\n\u003cli\u003eSolubility of salts\u003c\/li\u003e\n\u003cli\u003eCooling rates\u003c\/li\u003e\n\u003cli\u003eHeat of fusion investigations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003ePhysics\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEvaporation, radiation, conduction and convection investigations\u003c\/li\u003e\n\u003cli\u003eEstimation of absolute zero\u003c\/li\u003e\n\u003cli\u003eSpecific heat of solids and liquids\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eEnvironmental\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMonitoring indoor and outdoor temperature\u003c\/li\u003e\n\u003cli\u003eInsulation studies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBluetooth | USB | Huge Battery Life | Independent Logging\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/c9nHVOgELHg?si=ROCiSpGc37kHyQSy\" height=\"315\" width=\"560\" allowfullscreen=\"\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"table table-sm exp-rows\" id=\"spec-table\"\u003e\u003c\/table\u003e\n\u003ctable id=\"feat-table\" class=\"table table-sm table-hover\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRange\u003c\/th\u003e\n\u003ctd\u003e-40°C to +125°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eResolution\u003c\/th\u003e\n\u003ctd\u003e0.1°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eThermistor\u003c\/th\u003e\n\u003ctd\u003eEncased in a high heat conductivity stainless steel tube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eConnectivity\u003c\/th\u003e\n\u003ctd\u003eUSB or Bluetooth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBattery\u003c\/th\u003e\n\u003ctd\u003eInternal 1300mAh. \u003cmeta charset=\"utf-8\"\u003e \u003cspan data-mce-fragment=\"1\"\u003eA single charge can power the sensor for a whole year.\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"elfsight-sapp-2fa6aad4-fb02-47aa-b6ae-ab227de0ffd1\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003eProduct Manual\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eVist this link: \u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1100\/\"\u003ehttps:\/\/docs.data-harvest.co.uk\/1100\/\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1100\/\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-25at4.45.12PM.png?v=1677314747\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eWorksheet\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eDownload from here \u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-temperature-sensor#res\" target=\"_blank\"\u003ehttps:\/\/store.data-harvest.co.uk\/wireless-temperature-sensor#res\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-temperature-sensor#res\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-25at4.47.27PM.png?v=1677314872\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSmart wireless sensors\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSeriously Smart Wireless Bluetooth Sensors\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned with new and existing customers in mind!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA new Smart Wireless range of science sensors that also function as data loggers in their own right using Bluetooth or USB connectivity. The new Bluetooth wireless sensors include a huge battery life and can be mixed \u0026amp; matched with existing SmartQ Sensors \u0026amp; Data Loggers!\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWorks with SmartQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur wireless sensors can be used in combination with other Smart Wireless Sensors or data loggers in the EasySense range, even more amazingly is that with the addition of a \u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003eV-Hub sensor link\u003c\/a\u003e you can continue to enjoy using your existing SmartQ sensors at the same time!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-4\" style=\"text-align: start;\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003e\u003cimg style=\"float: none;\" height=\"160x160\" width=\"160x160\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/w-Hub_160x160.png?v=1615388617\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eThe Power of Smart Wireless\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur Smart Wireless sensors build on the design of our legendary intelligent SmartQ Sensors but adds Bluetooth wireless connectivity allowing users to connect to tablets and mobile phones using the new EasySense2 Software. \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDigital Technology\u003c\/strong\u003e\u003cbr\u003eOur digital sensor technology brings science to the classroom providing you with a robust, accurate and repeatable teaching experience from the start.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eAuto Calibration\u003c\/strong\u003e\u003cbr\u003eWe have taken the hassle out of setting up your experiments with our pre-calibrated, auto identify sensor technology, every sensor is ready to use out of the box.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eUSB Charging\u003c\/strong\u003e\u003cbr\u003eOur Smart Wireless sensors are powered by an internal battery and can be charged via a standard USB charger.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDesigned for Mobile\u003c\/strong\u003e\u003cbr\u003eWith the included Bluetooth connectivity the new Smart Wireless Sensors can connect to Tablets, Mobile Phones, Laptops and Desktop Computers\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eSmart Connectivity\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cp class=\"paragraph\"\u003eNot only do the Smart Wireless Sensors connect to multiple tablets and mobile devices via Bluetooth but they can also connect directly to a desktop computer and be used just like a traditional data logger whilst offering faster data transfer rates.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":39368674836635,"sku":"1100","price":893.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/SmartSensor-Temperature.png?v=1615212160"},{"product_id":"wireless-sound-level-sensor","title":"Wireless Sound Level Sensor","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThis sensor accurately \u003cstrong\u003emeasures sound pressure level in decibels (dB) or examining the frequency content of sound in waveform (mV)\u003c\/strong\u003e. The A filter used in the dBA range measures mid-range frequencies to approximate the normal human ear in the range and intensity that it ‘hears’ sounds. The C filter (dBC range) suits low and high frequency sound levels.  \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBluetooth | USB | Huge Battery Life | Independent Logging\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/_jetWVROxnw\" height=\"315\" width=\"560\" allowfullscreen=\"\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cp\u003e\u003cstrong\u003e EXAMPLE SCIENCE EXPERIMENTS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHere are just a few example practical ideas you can achieve by using the Wireless Sound Level Sensor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-7\"\u003e\n\u003cul\u003e\n\u003cli\u003eSpeed of sound\u003c\/li\u003e\n\u003cli\u003eSound insulation\u003c\/li\u003e\n\u003cli\u003eDecay of sound with distance\u003c\/li\u003e\n\u003cli\u003eField Studies\u003c\/li\u003e\n\u003cli\u003eNoise pollution indoors and outdoors\u003c\/li\u003e\n\u003cli\u003eEffect of sampling rate on sound quality\u003c\/li\u003e\n\u003cli\u003eSound Waves: monitoring the effect of altering frequency and amplitude, waveforms of musical instruments, beat patterns, etc.\u003c\/li\u003e\n\u003cli\u003eVoice recognition, the sound of a single letter.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"tech-header\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable id=\"feat-table\" class=\"table table-sm table-hover\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRanges\u003c\/th\u003e\n\u003ctd\u003eSound Level in 2 ranges: (1) 40 to 110 dBA and (2) 40 to 110 dBC, Sound Waveform in 2 ranges: (1) ±25 mV, (2) ±100 mV.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eConnectivity\u003c\/th\u003e\n\u003ctd\u003eUSB \u0026amp; Bluetooth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003eProduct Manual\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eVist this link: \u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1101\/\"\u003eh\u003c\/a\u003e\u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1145\/\"\u003ettps:\/\/docs.data-harvest.co.uk\/1145\/\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1145\/\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-26at2.43.13PM.png?v=1677393815\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eWorksheet\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eDownload from here \u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-sound-level-sensor#res\" target=\"_blank\"\u003ehttps:\/\/store.data-harvest.co.uk\/wireless-sound-level-sensor#res\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-sound-level-sensor#res\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-26at2.42.21PM.png?v=1677393769\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSmart wireless sensors\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSeriously Smart Wireless Bluetooth Sensors \u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned with new and existing customers in mind!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA new Smart Wireless range of science sensors that also function as data loggers in their own right using Bluetooth or USB connectivity. The new Bluetooth wireless sensors include a huge battery life and can be mixed \u0026amp; matched with existing SmartQ Sensors \u0026amp; Data Loggers!\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWorks with SmartQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur wireless sensors can be used in combination with other Smart Wireless Sensors or data loggers in the EasySense range, even more amazingly is that with the addition of a \u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003eV-Hub sensor link\u003c\/a\u003e you can continue to enjoy using your existing SmartQ sensors at the same time!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\" class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/w-Hub_160x160.png?v=1615388617\" width=\"160x160\" height=\"160x160\" style=\"float: none;\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eThe Power of Smart Wireless\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur Smart Wireless sensors build on the design of our legendary intelligent SmartQ Sensors but adds Bluetooth wireless connectivity allowing users to connect to tablets and mobile phones using the new EasySense2 Software. \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDigital Technology\u003c\/strong\u003e\u003cbr\u003eOur digital sensor technology brings science to the classroom providing you with a robust, accurate and repeatable teaching experience from the start.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eAuto Calibration\u003c\/strong\u003e\u003cbr\u003eWe have taken the hassle out of setting up your experiments with our pre-calibrated, auto identify sensor technology, every sensor is ready to use out of the box.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eUSB Charging\u003c\/strong\u003e\u003cbr\u003eOur Smart Wireless sensors are powered by an internal battery and can be charged via a standard USB charger.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDesigned for Mobile\u003c\/strong\u003e\u003cbr\u003eWith the included Bluetooth connectivity the new Smart Wireless Sensors can connect to Tablets, Mobile Phones, Laptops and Desktop Computers\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eSmart Connectivity\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cp class=\"paragraph\"\u003eNot only do the Smart Wireless Sensors connect to multiple tablets and mobile devices via Bluetooth but they can also connect directly to a desktop computer and be used just like a traditional data logger whilst offering faster data transfer rates.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":39378234998939,"sku":"1145","price":1407.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/SmartSensor-Sound-Web.png?v=1615295591"},{"product_id":"easysense2-app","title":"EasySense2 App","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eA free learning platform that allows teachers to engage students through science .\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor use with Vision, Vu, Vu+, V-Hub and V-Log data loggers, \u003c\/span\u003e\u003cspan\u003ealong with our Wireless Bluetooth sensors.  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e   \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gDMB5OlyaBs?si=Z7a8IxdHgE5wY1pu\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"heading\"\u003eEasySense2 PWA Version Released\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"paragraph\"\u003eThe new EasySense2 software is now available as PWA (Progressive Web App) and can now be used on devices running the latest Chrome and Edge browsers, *limitations apply. Simply visit\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/easysense2.app\/\" target=\"_new\"\u003ehttps:\/\/easysense2.app\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003eto immediately use the software without any need for installation.\u003c\/p\u003e\n\u003cp class=\"paragraph\"\u003eLimitations: Does not work on iOS devices, which will require \u003ca href=\"https:\/\/store.data-harvest.co.uk\/easysense2#downloads\" rel=\"noopener\" target=\"_blank\"\u003edownload\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeature Packed\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEasySense2 is our most advanced educational scientific data capture and analysis software!\u003c\/p\u003e\n\u003cp\u003eDesigned with teachers and students in mind EasySense2 provides a broad set of tools to capture, display and analyse data from Data Harvest Smart Wireless Sensors and Data Loggers using Bluetooth or USB connectivity.\u003c\/p\u003e\n\u003cp\u003e  \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/data-harvest-easysense-2-laptop.png?v=1712236909\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003eThe latest version is packed with new and exciting features without leaving our existing customers behind, you get all the features of the original software plus a lot more and, it works the same on all supported devices.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eData Logging\u003c\/li\u003e\n\u003cli\u003eLayouts\u003c\/li\u003e\n\u003cli\u003eAnalysis Tools\u003c\/li\u003e\n\u003cli\u003eMeters\u003c\/li\u003e\n\u003cli\u003eTiming\u003c\/li\u003e\n\u003cli\u003eCSV Exporting\u003c\/li\u003e\n\u003cli\u003ePrinting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eJust some of the key features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEasySense comes with an impressive set of features with lots more being added all the time with continuous updates.\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cul\u003e\n\u003cli\u003eCapture data from multiple devices at the same time\u003c\/li\u003e\n\u003cli\u003eRun manager – easily turn on and off experiment runs to compare your data\u003c\/li\u003e\n\u003cli\u003eSimple recording modes – just press record and stop whenever you want to\u003c\/li\u003e\n\u003cli\u003eMulti display – combine multiple data views of your captured data series\u003c\/li\u003e\n\u003cli\u003eData views available: line graphs, gauges, numbers and bar charts\u003c\/li\u003e\n\u003cli\u003eSimultaneously display up to 4 customisable chart layouts\u003c\/li\u003e\n\u003cli\u003eImport and merge multiple files and data sets from devices\u003c\/li\u003e\n\u003cli\u003eCalculations – enhanced tools, perform mathematical operations on recorded data\u003c\/li\u003e\n\u003cli\u003eLogging modes: continuous recording, Snapshot and Timing\u003c\/li\u003e\n\u003cli\u003eSimple axis selection allows easy XY plots\u003c\/li\u003e\n\u003cli\u003eImport supported experiment files (.ssl) from EasySense1 into EasySense2\u003c\/li\u003e\n\u003cli\u003eExport in CSV format\u003c\/li\u003e\n\u003cli\u003eSupport for printing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/data-harvest-easysense-2-screens.png?v=1712236940\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSupporting devices\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot_2021-03-10_at_4.42.40_PM.png?v=1615365795\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe new EasySense2 software is now available on the app stores for all supported devices. It is important that you have installed the latest firmware for your data logger.    Go to Data Harvest website, and look for the relevant logger page for the latest firmaware update.\u003c\/p\u003e\n\u003cp\u003eVISION data logger firmware updates can be found on the \u003ca rel=\"noopener\" href=\"https:\/\/data-harvest.co.uk\/legacy\" target=\"_blank\"\u003elegacy downloads page\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eEasySense2 App Video | Guide\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eLink to the \u003ca href=\"https:\/\/youtube.com\/playlist?list=PL4fl4D1QGEXWB6755zNGoylJJjDthn0Fw\u0026amp;si=GdQES_OIj1HOyi0W\" target=\"_blank\" rel=\"noopener\"\u003eVideo guide\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/youtube.com\/playlist?list=PL4fl4D1QGEXWB6755zNGoylJJjDthn0Fw\u0026amp;si=GdQES_OIj1HOyi0W\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot_2024-04-04_at_9.54.47_PM.png?v=1712239018\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cdiv style=\"position: relative; padding-top: max(60%,326px); height: 0; width: 100%;\"\u003e\u003ciframe style=\"position: absolute; border: none; width: 100%; height: 100%; left: 0; right: 0; top: 0; bottom: 0;\" src=\"https:\/\/e.issuu.com\/embed.html?backgroundColor=%233b9be3\u0026amp;d=4600_do277_2_easysense2_manual\u0026amp;hideIssuuLogo=true\u0026amp;pageLayout=singlePage\u0026amp;u=etchongkong\" allow=\"clipboard-write\" sandbox=\"allow-top-navigation allow-top-navigation-by-user-activation allow-downloads allow-scripts allow-same-origin allow-popups allow-modals allow-popups-to-escape-sandbox allow-forms\" allowfullscreen=\"true\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":39385236504731,"sku":"4600","price":0.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/data-harvest-easysense-2-laptop_c06c8ddd-70d6-4814-a8c5-6e6c92687a71.png?v=1712238691"},{"product_id":"wireless-light-colour-sensor","title":"Wireless Light \u0026 Colour Sensor","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis sensor can be used to measure not only the level of light in the visible spectrum but also the primary colours of that light and of the electromagnetic spectrum. The sensor also has a built-in white LED that can be used as a light source, especially useful in experiments on reflectivity.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBluetooth | USB | Huge Battery Life | Independent Logging\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/F3MQaOaLJ9A?si=iB_GpApkMEUzBSb8\" height=\"315\" width=\"560\" allowfullscreen=\"\" referrerpolicy=\"strict-origin-when-cross-origin\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cp\u003e\u003cstrong\u003eEXAMPLE SCIENCE EXPERIMENTS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHere are just a few example practical ideas you can achieve by using the Wireless Light \u0026amp; ColourSensor. \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-7\"\u003e\n\u003cul\u003e\n\u003cli\u003eComparison of the available light in an environment, for example in different rooms, or under a tree canopy compared to the open space between canopy cover\u003c\/li\u003e\n\u003cli\u003eMeasure the flicker of fluorescent lights and the time slice flicker of LED lamps. Compare d.c. power source illumination vs a.c. power source illumination\u003c\/li\u003e\n\u003cli\u003eLight vs distance (illustration of inverse square law), identify a constant change in light intensity (for example light intensity vs. bubble production in photosynthesis)\u003c\/li\u003e\n\u003cli\u003eAs part of an apparatus to measure the start-up events of a lamp (with light, voltage, current)\u003c\/li\u003e\n\u003cli\u003ePolarizing filters\u003c\/li\u003e\n\u003cli\u003eYoung's single and double slits\u003c\/li\u003e\n\u003cli\u003eReflections\u003c\/li\u003e\n\u003cli\u003eColour measurement of coloured papers, transparent filters etc.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"tech-header\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable id=\"feat-table\" class=\"table table-sm table-hover\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRange\u003c\/th\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRange 1\u003c\/th\u003e\n\u003ctd\u003eAmbient Light Lux\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRange 2\u003c\/th\u003e\n\u003ctd\u003eFast Ambient Light Lux\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRange 3\u003c\/th\u003e\n\u003ctd\u003eColour (RGB \u0026amp; LED)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eConnectivity\u003c\/th\u003e\n\u003ctd\u003eUSB or Bluetooth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBattery\u003c\/th\u003e\n\u003ctd\u003eInternal 1300mAh. \u003cmeta charset=\"utf-8\"\u003e \u003cspan data-mce-fragment=\"1\"\u003eA single charge can power the sensor for a whole year.\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003eProduct Manual\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eVist this link: \u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1160\/\" target=\"_blank\"\u003ehttps:\/\/docs.data-harvest.co.uk\/1160\/\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1160\/\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-05at3.30.57PM.png?v=1675582446\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eWorksheet\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eDownload from here \u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-light-and-colour-sensor#res\" target=\"_blank\"\u003ehttps:\/\/store.data-harvest.co.uk\/wireless-light-and-colour-sensor#res\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-light-and-colour-sensor#res\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot_2024-04-02_at_9.27.05_PM.png?v=1712064450\" alt=\"\" data-mce-fragment=\"1\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot_2024-04-02_at_9.27.05_PM.png?v=1712064450\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSmart wireless sensors\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSeriously Smart Wireless Bluetooth Sensors\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned with new and existing customers in mind!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA new Smart Wireless range of science sensors that also function as data loggers in their own right using Bluetooth or USB connectivity. The new Bluetooth wireless sensors include a huge battery life and can be mixed \u0026amp; matched with existing SmartQ Sensors \u0026amp; Data Loggers!\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWorks with SmartQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur wireless sensors can be used in combination with other Smart Wireless Sensors or data loggers in the EasySense range, even more amazingly is that with the addition of a \u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003eV-Hub sensor link\u003c\/a\u003e you can continue to enjoy using your existing SmartQ sensors at the same time!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\" class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/w-Hub_160x160.png?v=1615388617\" width=\"160x160\" height=\"160x160\" style=\"float: none;\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eThe Power of Smart Wireless\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur Smart Wireless sensors build on the design of our legendary intelligent SmartQ Sensors but adds Bluetooth wireless connectivity allowing users to connect to tablets and mobile phones using the new EasySense2 Software. \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDigital Technology\u003c\/strong\u003e\u003cbr\u003eOur digital sensor technology brings science to the classroom providing you with a robust, accurate and repeatable teaching experience from the start.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eAuto Calibration\u003c\/strong\u003e\u003cbr\u003eWe have taken the hassle out of setting up your experiments with our pre-calibrated, auto identify sensor technology, every sensor is ready to use out of the box.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eUSB Charging\u003c\/strong\u003e\u003cbr\u003eOur Smart Wireless sensors are powered by an internal battery and can be charged via a standard USB charger.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDesigned for Mobile\u003c\/strong\u003e\u003cbr\u003eWith the included Bluetooth connectivity the new Smart Wireless Sensors can connect to Tablets, Mobile Phones, Laptops and Desktop Computers\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eSmart Connectivity\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cp class=\"paragraph\"\u003eNot only do the Smart Wireless Sensors connect to multiple tablets and mobile devices via Bluetooth but they can also connect directly to a desktop computer and be used just like a traditional data logger whilst offering faster data transfer rates.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":39388683042971,"sku":"1160","price":1520.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/1160_20-_20Light_20_20Colour_20Sensor-1.jpg?v=1712063201"},{"product_id":"wireless-infrared-sensor","title":"Wireless Infrared Sensor","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eLeslie’s cube, insulation, heat along a metal rod, Hershel’s discovery, Stefan-Boltzmann law, residual heat, efficiency of filament lamps, warm and cold-blooded animals, human body heat-loss and disaster victims are just some of the investigations which can be done with this sensor.\u003c\/p\u003e\n\u003cp\u003eBeing wireless allows pupils to investigate the IR coming from surfaces inside and out e.g. when looking at heat-loss from buildings and comparing results from their own insulation experiments. It also allows a demonstration such as Leslie’s cube to be set up anywhere in the laboratory.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBluetooth | USB | Huge Battery Life | Independent Logging  \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/QlAw-tzuiwA\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cstrong\u003eMeasuring Infrared\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMeasurements can be recorded at three levels using either a Radiance (the intensity of the emitted thermal energy of the source) or Irradiance (the intensity of the incident thermal radiation on the Sensor) range. It has a removable silica glass filter that will block mid and far infrared making the sensor selective for low and high temperature sources.\u003c\/p\u003e\n\u003cp\u003eAll warm objects emit infrared radiation, so this sensor can be used to detect the location of a warm item or living organism. When set to its most sensitive ranges it can detect very low IR emissions such as the heat trail left on the bench after you move your hand away.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/ir-sensor-close-up.jpg?v=1712062801\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/ir-sensor-in-use_999364a2-e00d-4e91-a6cc-aeedf1be7d56.jpg?v=1712062829\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cstrong\u003ePractical Teaching\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Wireless Infrared Sensor can be used to investigate a number of scientific experiments such as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHerschel’s discovery of infrared experiment\u003c\/li\u003e\n\u003cli\u003eStudy inverse square to verify that heat radiation from source is inversely proportional to the square of its distance\u003c\/li\u003e\n\u003cli\u003eInfrared emission from a Leslie’s cube\u003c\/li\u003e\n\u003cli\u003eEfficiency of insulation such as clothing or building materials\u003c\/li\u003e\n\u003cli\u003eInfrared in the environment\u003c\/li\u003e\n\u003cli\u003eExplaining infrared thermography\u003c\/li\u003e\n\u003cli\u003eBlack body studies (radiance range)\u003c\/li\u003e\n\u003cli\u003eInvestigating Stefan-Boltzmann’s radiation law using a tungsten filament lamp\u003c\/li\u003e\n\u003cli\u003eModelling infrared discovery of people in disaster zones\u003c\/li\u003e\n\u003cli\u003eHeat distribution along a heated metal rod\u003c\/li\u003e\n\u003cli\u003eIllustration of non-contact thermometry\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable id=\"feat-table\" class=\"table table-sm table-hover\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRange\u003c\/th\u003e\n\u003ctd\u003eIrradiance: 0 to 2000 W\/m2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eOther Ranges\u003c\/th\u003e\n\u003ctd\u003eRadiance, Target Temperature, Ambient Temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eConnectivity\u003c\/th\u003e\n\u003ctd\u003eUSB \u0026amp; Bluetooth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch5\u003e\u003cstrong\u003eProduct Manual\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eVist this link: \u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1205\/\" target=\"_blank\"\u003ehttps:\/\/docs.data-harvest.co.uk\/1205\/\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1205\/\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-05at2.55.43PM.png?v=1675580168\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eWorksheet\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eDownload from here \u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-infra-red-sensor#res\" target=\"_blank\"\u003ehttps:\/\/store.data-harvest.co.uk\/wireless-infra-red-sensor#res\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-infra-red-sensor#res\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-05at2.57.18PM.png?v=1675580255\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSmart wireless sensors\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSeriously Smart Wireless Bluetooth Sensors\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned with new and existing customers in mind!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA new Smart Wireless range of science sensors that also function as data loggers in their own right using Bluetooth or USB connectivity. The new Bluetooth wireless sensors include a huge battery life and can be mixed \u0026amp; matched with existing SmartQ Sensors \u0026amp; Data Loggers!\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWorks with SmartQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur wireless sensors can be used in combination with other Smart Wireless Sensors or data loggers in the EasySense range, even more amazingly is that with the addition of a \u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003eV-Hub sensor link\u003c\/a\u003e you can continue to enjoy using your existing SmartQ sensors at the same time!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-4\" style=\"text-align: start;\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003e\u003cimg style=\"float: none;\" height=\"160x160\" width=\"160x160\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/w-Hub_160x160.png?v=1615388617\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eThe Power of Smart Wireless\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur Smart Wireless sensors build on the design of our legendary intelligent SmartQ Sensors but adds Bluetooth wireless connectivity allowing users to connect to tablets and mobile phones using the new EasySense2 Software. \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDigital Technology\u003c\/strong\u003e\u003cbr\u003eOur digital sensor technology brings science to the classroom providing you with a robust, accurate and repeatable teaching experience from the start.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eAuto Calibration\u003c\/strong\u003e\u003cbr\u003eWe have taken the hassle out of setting up your experiments with our pre-calibrated, auto identify sensor technology, every sensor is ready to use out of the box.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eUSB Charging\u003c\/strong\u003e\u003cbr\u003eOur Smart Wireless sensors are powered by an internal battery and can be charged via a standard USB charger.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDesigned for Mobile\u003c\/strong\u003e\u003cbr\u003eWith the included Bluetooth connectivity the new Smart Wireless Sensors can connect to Tablets, Mobile Phones, Laptops and Desktop Computers\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eSmart Connectivity\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cp class=\"paragraph\"\u003eNot only do the Smart Wireless Sensors connect to multiple tablets and mobile devices via Bluetooth but they can also connect directly to a desktop computer and be used just like a traditional data logger whilst offering faster data transfer rates.\u003c\/p\u003e\n\u003c\/div\u003e\n\n","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":43699325501697,"sku":"1205","price":1775.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/1205_20-_20Infrared_20Sensor-6.jpg?v=1677424713"},{"product_id":"wiresless-heart-rate-sensor","title":"Wireless Heart Rate Sensor","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eContinuously monitor the heart rate at rest and after exercise\u003c\/strong\u003e. Simple finger clip design uses infrared to monitor blood volume in fingers and calculate heart rate. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBluetooth | USB | Huge Battery Life | Independent Logging  \u003c\/strong\u003e\u003c\/p\u003e \n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/XwETg-65pIw?si=q4RWB81nRIE-fjBT\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-5\"\u003e\n\u003cp\u003e\u003cstrong\u003eEXAMPLE SCIENCE EXPERIMENTS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHere are just a few example practical ideas you can achieve by using the Wireless Heart Rate Sensor. \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-7\"\u003e\n\u003cul\u003e\n\u003cli\u003eEffect of exercise on heart rate\u003c\/li\u003e\n\u003cli\u003eBaroception – change in rate due to standing, sitting and lying\u003c\/li\u003e\n\u003cli\u003eHeart rate from wave data\u003c\/li\u003e\n\u003cli\u003eCombine with ECG and stethoscope to study whole heart cycle\u003c\/li\u003e\n\u003cli\u003eTime between beats\u003c\/li\u003e\n\u003cli\u003eMeasure pulse changes with exercise over time (recovery times)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecification \u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"table table-sm table-hover\" id=\"feat-table\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 17px;\"\u003e\n\u003cth style=\"height: 17px;\" scope=\"row\"\u003eRange\u003c\/th\u003e\n\u003ctd style=\"height: 17px;\"\u003e0-200bpm, ±2000mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 17px;\"\u003e\n\u003cth style=\"height: 17px;\" scope=\"row\"\u003eConnectivity\u003c\/th\u003e\n\u003ctd style=\"height: 17px;\"\u003eUSB or Bluetooth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth style=\"height: 19px;\" scope=\"row\"\u003eBattery\u003c\/th\u003e\n\u003ctd style=\"height: 19px;\"\u003eInternal 1300mAh. \u003cmeta charset=\"utf-8\"\u003e \u003cspan data-mce-fragment=\"1\"\u003eA single charge can power the sensor for a whole year.\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003eProduct Manual\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eVist this link: \u003ca rel=\"noopener noreferrer\" href=\"https:\/\/docs.data-harvest.co.uk\/1156\/\" target=\"_blank\"\u003ehttps:\/\/docs.data-harvest.co.uk\/1156\/\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1156\/\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-26at3.16.05PM.png?v=1677395792\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eWorksheet\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eDownload from here \u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-heart-rate-sensor#res\" target=\"_blank\"\u003ehttps:\/\/store.data-harvest.co.uk\/wireless-heart-rate-sensor#res\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-heart-rate-sensor#res\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot_2024-04-02_at_8.33.25_PM.png?v=1712061395\" alt=\"\" data-mce-fragment=\"1\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot_2024-04-02_at_8.33.25_PM.png?v=1712061395\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSmart wireless sensors\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSeriously Smart Wireless Bluetooth Sensors\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned with new and existing customers in mind!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA new Smart Wireless range of science sensors that also function as data loggers in their own right using Bluetooth or USB connectivity. The new Bluetooth wireless sensors include a huge battery life and can be mixed \u0026amp; matched with existing SmartQ Sensors \u0026amp; Data Loggers!\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWorks with SmartQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur wireless sensors can be used in combination with other Smart Wireless Sensors or data loggers in the EasySense range, even more amazingly is that with the addition of a \u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003eV-Hub sensor link\u003c\/a\u003e you can continue to enjoy using your existing SmartQ sensors at the same time!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-4\" style=\"text-align: start;\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003e\u003cimg style=\"float: none;\" height=\"160x160\" width=\"160x160\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/w-Hub_160x160.png?v=1615388617\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eThe Power of Smart Wireless\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur Smart Wireless sensors build on the design of our legendary intelligent SmartQ Sensors but adds Bluetooth wireless connectivity allowing users to connect to tablets and mobile phones using the new EasySense2 Software. \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDigital Technology\u003c\/strong\u003e\u003cbr\u003eOur digital sensor technology brings science to the classroom providing you with a robust, accurate and repeatable teaching experience from the start.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eAuto Calibration\u003c\/strong\u003e\u003cbr\u003eWe have taken the hassle out of setting up your experiments with our pre-calibrated, auto identify sensor technology, every sensor is ready to use out of the box.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eUSB Charging\u003c\/strong\u003e\u003cbr\u003eOur Smart Wireless sensors are powered by an internal battery and can be charged via a standard USB charger.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDesigned for Mobile\u003c\/strong\u003e\u003cbr\u003eWith the included Bluetooth connectivity the new Smart Wireless Sensors can connect to Tablets, Mobile Phones, Laptops and Desktop Computers\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eSmart Connectivity\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cp class=\"paragraph\"\u003eNot only do the Smart Wireless Sensors connect to multiple tablets and mobile devices via Bluetooth but they can also connect directly to a desktop computer and be used just like a traditional data logger whilst offering faster data transfer rates.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":43781386240257,"sku":"1156","price":1313.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/1156_20-_20Wireless_20Heart_20Rate_20Sensor_20-8.jpg?v=1677395966"},{"product_id":"wireless-uv-ultraviolet-sensor","title":"Wireless UV Ultraviolet Sensor","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThis multi-range sensor will \u003cstrong\u003emeasure the intensity of electromagnetic radiation in the ultraviolet (UV) A and B bands of the spectrum.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Smart Wireless Ultraviolet Sensor can be used to investigate a number of scientific experiments such as: Absorption of ultraviolet by different materials, UV in the environment e.g. effect of cloud cover and blocking of UV by clothing to name but a few.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBluetooth | USB | Huge Battery Life | Independent Logging\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/TY3A28AU6xs?si=P_BIyd0tmXQdT6wU\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"tech-header\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable id=\"feat-table\" class=\"table table-sm table-hover\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSlow response ranges:\u003c\/th\u003e\n\u003ctd\u003e0 - 500 mW\/m2, Resolution: \u0026lt;0.2 mW\/m2,\u003cbr\u003e0 - 5 W\/m2, Resolution: \u0026lt;0.002 W\/m2,\u003cbr\u003e0 - 50 W\/m2, Resolution: \u0026lt;0.02 W\/m2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFast response ranges:\u003c\/th\u003e\n\u003ctd\u003e0 - 500 mW\/m2, Resolution: \u0026lt;0.2 mW\/m2,\u003cbr\u003e0 - 5 W\/m2, Resolution: \u0026lt;0.002 W\/m2,\u003cbr\u003e0 - 50 W\/m2, Resolution: \u0026lt;0.02 W\/m2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003eProduct Manual\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eVist this link: \u003ca rel=\"noopener noreferrer\" href=\"http:\/\/docs.data-harvest.co.uk\/1207\/\" target=\"_blank\"\u003ehttps:\/\/docs.data-harvest.co.uk\/1207\/\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"http:\/\/docs.data-harvest.co.uk\/1207\/\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot2023-02-26at4.58.00PM.png?v=1677401916\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSmart wireless sensors\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSeriously Smart Wireless Bluetooth Sensors\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned with new and existing customers in mind!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA new Smart Wireless range of science sensors that also function as data loggers in their own right using Bluetooth or USB connectivity. The new Bluetooth wireless sensors include a huge battery life and can be mixed \u0026amp; matched with existing SmartQ Sensors \u0026amp; Data Loggers!\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWorks with SmartQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur wireless sensors can be used in combination with other Smart Wireless Sensors or data loggers in the EasySense range, even more amazingly is that with the addition of a \u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003eV-Hub sensor link\u003c\/a\u003e you can continue to enjoy using your existing SmartQ sensors at the same time!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-4\" style=\"text-align: start;\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003e\u003cimg style=\"float: none;\" height=\"160x160\" width=\"160x160\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/w-Hub_160x160.png?v=1615388617\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eThe Power of Smart Wireless\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur Smart Wireless sensors build on the design of our legendary intelligent SmartQ Sensors but adds Bluetooth wireless connectivity allowing users to connect to tablets and mobile phones using the new EasySense2 Software. \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDigital Technology\u003c\/strong\u003e\u003cbr\u003eOur digital sensor technology brings science to the classroom providing you with a robust, accurate and repeatable teaching experience from the start.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eAuto Calibration\u003c\/strong\u003e\u003cbr\u003eWe have taken the hassle out of setting up your experiments with our pre-calibrated, auto identify sensor technology, every sensor is ready to use out of the box.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eUSB Charging\u003c\/strong\u003e\u003cbr\u003eOur Smart Wireless sensors are powered by an internal battery and can be charged via a standard USB charger.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDesigned for Mobile\u003c\/strong\u003e\u003cbr\u003eWith the included Bluetooth connectivity the new Smart Wireless Sensors can connect to Tablets, Mobile Phones, Laptops and Desktop Computers\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eSmart Connectivity\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cp class=\"paragraph\"\u003eNot only do the Smart Wireless Sensors connect to multiple tablets and mobile devices via Bluetooth but they can also connect directly to a desktop computer and be used just like a traditional data logger whilst offering faster data transfer rates.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":43781426741505,"sku":"1207","price":1943.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/products\/1207_20-_20Wireless_20UV_20Ultraviolet_20Sensor-1.jpg?v=1677401810"},{"product_id":"wireless-push-button-switch-pack","title":"Wireless Push Button Switch Pack","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThis is a push-to-make switch fitted with a red LED to give a visual indication of the switches state. The switch is normally open (OFF). When the red button on the top of the housing is pressed the switch is closed (ON) and the red LED on the front will light.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/ZDVCOoNElZs?si=EKv7FkDXmU3nbC2N\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cstrong\u003eTwo Switches\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA pair of these switches can be used to test students' reaction times. One switch can be used for manual marking of events during data logging activities.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/wireless-push-button-switches_7511612c-4abe-4182-a91b-0b281e57abe7.png?v=1711955319\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/push-button-graph.jpg?v=1711955344\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cstrong\u003ePractical Teaching\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"paragraph\"\u003eThe Wireless Push Button Switch Pack can be used to investigate a number of scientific activities such as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReaction times (requires 2 switches)\u003c\/li\u003e\n\u003cli\u003eCounter\u003c\/li\u003e\n\u003cli\u003eAs an event marker e.g. the point a chemical is added\u003c\/li\u003e\n\u003cli\u003eTo trigger manually the start of a recording\u003c\/li\u003e\n\u003cli\u003eStopwatch e.g. starting and stopping timing\u003c\/li\u003e\n\u003cli\u003eRecording the time taken by a vehicle to pass from one point to another\u003c\/li\u003e\n\u003cli\u003eRecord the differences in time taken to walk, run or hop over the same distance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"tech-header\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable id=\"feat-table\" class=\"table table-sm table-hover\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eLED Indicator\u003c\/th\u003e\n\u003ctd\u003eYes (Red = On)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"tech-header\"\u003e\u003cstrong\u003eWhat's in the box\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable id=\"spec-table\" class=\"table table-sm table-hover\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1x Push Button Wireless Adaptor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2x Push Button Switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eProduct Manual\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eVisit here \u003ca rel=\"noopener\" href=\"https:\/\/docs.data-harvest.co.uk\/1261pk\/\" target=\"_blank\"\u003ehttps:\/\/docs.data-harvest.co.uk\/1261pk\/\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1261pk\/\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot_2024-04-01_at_3.14.57_PM.png?v=1711955716\"\u003e\u003c\/a\u003e\u003ca rel=\"noopener\" href=\"https:\/\/docs.data-harvest.co.uk\/1148\/\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eWorksheet\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eDownload from here \u003cbr\u003e\u003ca rel=\"noopener\" href=\"https:\/\/store.data-harvest.co.uk\/wireless-push-button-switch#res\" target=\"_blank\"\u003ehttps:\/\/store.data-harvest.co.uk\/wireless-push-button-switch#res\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-push-button-switch#res\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot_2024-04-01_at_3.17.47_PM.png?v=1711955900\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSmart wireless sensors\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSeriously Smart Wireless Bluetooth Sensors\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned with new and existing customers in mind!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA new Smart Wireless range of science sensors that also function as data loggers in their own right using Bluetooth or USB connectivity. The new Bluetooth wireless sensors include a huge battery life and can be mixed \u0026amp; matched with existing SmartQ Sensors \u0026amp; Data Loggers!\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWorks with SmartQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur wireless sensors can be used in combination with other Smart Wireless Sensors or data loggers in the EasySense range, even more amazingly is that with the addition of a \u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003eV-Hub sensor link\u003c\/a\u003e you can continue to enjoy using your existing SmartQ sensors at the same time!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\" class=\"col-sm-4\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/w-Hub_160x160.png?v=1615388617\" width=\"160x160\" height=\"160x160\" style=\"float: none;\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eThe Power of Smart Wireless\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur Smart Wireless sensors build on the design of our legendary intelligent SmartQ Sensors but adds Bluetooth wireless connectivity allowing users to connect to tablets and mobile phones using the new EasySense2 Software. \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDigital Technology\u003c\/strong\u003e\u003cbr\u003eOur digital sensor technology brings science to the classroom providing you with a robust, accurate and repeatable teaching experience from the start.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eAuto Calibration\u003c\/strong\u003e\u003cbr\u003eWe have taken the hassle out of setting up your experiments with our pre-calibrated, auto identify sensor technology, every sensor is ready to use out of the box.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eUSB Charging\u003c\/strong\u003e\u003cbr\u003eOur Smart Wireless sensors are powered by an internal battery and can be charged via a standard USB charger.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDesigned for Mobile\u003c\/strong\u003e\u003cbr\u003eWith the included Bluetooth connectivity the new Smart Wireless Sensors can connect to Tablets, Mobile Phones, Laptops and Desktop Computers\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eSmart Connectivity\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cp class=\"paragraph\"\u003eNot only do the Smart Wireless Sensors connect to multiple tablets and mobile devices via Bluetooth but they can also connect directly to a desktop computer and be used just like a traditional data logger whilst offering faster data transfer rates.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":44734665916673,"sku":"1261PK","price":1670.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/wireless-push-button-switches.png?v=1711955079"},{"product_id":"wireless-timing-mats-pack","title":"Wireless Timing Mats Pack","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eSmart Wireless Timing Mats are designed to\u003cstrong\u003e record timing events\u003c\/strong\u003e, using them independently and in conjunction with one another.\u003c\/p\u003e\n\u003cp\u003eThey are rugged pressure sensors that can connect wirelessly using the Wireless Switch Adapter to EasySense2 software for the recording and analysis of data.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/ZDVCOoNElZs?si=gEaOLm5n9Sc4MSSO\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cstrong\u003eTwo Pressure Mats\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSupplied with one wireless switch adaptor and a pair of two large timing mats, measuring 720 mm long x 390 mm wide x 3 mm thick.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Timing_20Matt_20Switch_20Pack-1_74448f09-4e3f-4da7-8740-3bab2c728f4e.jpg?v=1711959061\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/push-button-graph_a09c49e1-0f97-4726-871e-fa827516397c.jpg?v=1711959088\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003cp\u003e\u003cstrong\u003ePractical Teaching\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"paragraph\"\u003e\u003cspan\u003eThe Wireless Timing Mats Switch Pack can be used to investigate a number of scientific activities such as:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHow long does it take to jump a defined distance?\u003c\/li\u003e\n\u003cli\u003eHow fast can I jump between two points?\u003c\/li\u003e\n\u003cli\u003eThe speed of a passing bicycle?\u003c\/li\u003e\n\u003cli\u003eHow long can I remain in the air when I jump?\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"tech-header\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"table table-sm table-hover\" id=\"feat-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMat Size\u003c\/th\u003e\n\u003ctd\u003e720 mm long x 390 mm wide x 3 mm thick\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"tech-header\"\u003e\u003cstrong\u003eWhat's in the box\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"table table-sm table-hover\" id=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1x Wireless Switch Adaptor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2x Large Timing Mats\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2x Connecting Cables\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eProduct Manual\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eVisit here \u003ca rel=\"noopener\" href=\"https:\/\/docs.data-harvest.co.uk\/1262pk\/\" target=\"_blank\"\u003ehttps:\/\/docs.data-harvest.co.uk\/1262pk\/\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ca rel=\"noopener\" href=\"https:\/\/docs.data-harvest.co.uk\/1262pk\/\" target=\"_blank\"\u003e\u003cimg data-mce-fragment=\"1\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot_2024-04-01_at_4.12.57_PM.png?v=1711959202\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot_2024-04-01_at_4.12.57_PM.png?v=1711959202\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/docs.data-harvest.co.uk\/1148\/\" rel=\"noopener\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eWorksheet\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eDownload from here \u003cbr\u003e\u003ca href=\"https:\/\/store.data-harvest.co.uk\/wireless-timing-mats#res\" rel=\"noopener\" target=\"_blank\"\u003ehttps:\/\/store.data-harvest.co.uk\/wireless-timing-mats#res\u003c\/a\u003e\u003cbr\u003e\u003ca rel=\"noopener\" href=\"https:\/\/store.data-harvest.co.uk\/wireless-timing-mats#res\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Screenshot_2024-04-01_at_4.15.14_PM.png?v=1711959340\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSmart wireless sensors\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSeriously Smart Wireless Bluetooth Sensors\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned with new and existing customers in mind!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA new Smart Wireless range of science sensors that also function as data loggers in their own right using Bluetooth or USB connectivity. The new Bluetooth wireless sensors include a huge battery life and can be mixed \u0026amp; matched with existing SmartQ Sensors \u0026amp; Data Loggers!\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWorks with SmartQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur wireless sensors can be used in combination with other Smart Wireless Sensors or data loggers in the EasySense range, even more amazingly is that with the addition of a \u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003eV-Hub sensor link\u003c\/a\u003e you can continue to enjoy using your existing SmartQ sensors at the same time!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-sm-4\" style=\"text-align: start;\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.etchkshop.com\/collections\/data-harvest\/products\/v-hub8-usb-bluetooth-wifi\" target=\"_blank\"\u003e\u003cimg style=\"float: none;\" height=\"160x160\" width=\"160x160\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/w-Hub_160x160.png?v=1615388617\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eThe Power of Smart Wireless\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur Smart Wireless sensors build on the design of our legendary intelligent SmartQ Sensors but adds Bluetooth wireless connectivity allowing users to connect to tablets and mobile phones using the new EasySense2 Software. \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDigital Technology\u003c\/strong\u003e\u003cbr\u003eOur digital sensor technology brings science to the classroom providing you with a robust, accurate and repeatable teaching experience from the start.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eAuto Calibration\u003c\/strong\u003e\u003cbr\u003eWe have taken the hassle out of setting up your experiments with our pre-calibrated, auto identify sensor technology, every sensor is ready to use out of the box.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eUSB Charging\u003c\/strong\u003e\u003cbr\u003eOur Smart Wireless sensors are powered by an internal battery and can be charged via a standard USB charger.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eDesigned for Mobile\u003c\/strong\u003e\u003cbr\u003eWith the included Bluetooth connectivity the new Smart Wireless Sensors can connect to Tablets, Mobile Phones, Laptops and Desktop Computers\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"padding-left: 30px;\"\u003e\n\u003cstrong\u003eSmart Connectivity\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003cp class=\"paragraph\"\u003eNot only do the Smart Wireless Sensors connect to multiple tablets and mobile devices via Bluetooth but they can also connect directly to a desktop computer and be used just like a traditional data logger whilst offering faster data transfer rates.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Data Harvest","offers":[{"title":"Default Title","offer_id":44735399788801,"sku":"1262PK","price":1943.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0214\/4060\/files\/Timing_20Matt_20Switch_20Pack-1.jpg?v=1711958954"}],"url":"https:\/\/www.etchkshop.com\/collections\/science-at-work\/datalogging.oembed","provider":"ETC Educational Technology Connection (HK) Ltd","version":"1.0","type":"link"}