checking a TV remote controller
visitors this year: 159 An infrared remote control unit sends messages, using infrared ‘light’ to recorders and televisions. Point a remote controller at a light sensor and it may be able to pick up the...
visitors this year: 159 An infrared remote control unit sends messages, using infrared ‘light’ to recorders and televisions. Point a remote controller at a light sensor and it may be able to pick up the...
visitors this year: 205 Often used elaborately to produce a makeshift colorimeter, the light is very useful for many biology and chemistry experiments on rates of reactions. As monochromatic light is less important with...
visitors this year: 418 Nicola Terry hitches a ride on the Heatseekers vehicle in Cambridge as speaks with Dawn Morley. Dawn explains how their infra red camera is able to see where a house...
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visitors this year: 309 When the news told of the discovery of ‘another’ Mona Lisa, Roger Frost visited local inventor Lawrence Robinson of OPUS Instruments. He learned about the OSIRIS infra-red camera which had...
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rogerfrost.com is a compendium of ideas for using technology with sciencey questions in mind. Started in 1995 to offer ideas to school science teachers, its coverage now extends to gadgets, home automation, home living and sensors to help understand what’s going on around the house.
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Roger Frost (his cv) has been writing about technology since 1988 and this web includes his articles; tutorials, lesson outlines and radio interviews.
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