use one switch to turn on two lights – in any combination
visitors this year: 408 The need: you use a table light for watching TV and a main (wall) light at other times and you want a coffee table button to switch between one or...
visitors this year: 408 The need: you use a table light for watching TV and a main (wall) light at other times and you want a coffee table button to switch between one or...
Roger Frost has been writing about technology since 1988 and this web includes articles; radio interviews with scientists and tutorials to use technology at home and the classroom.
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, Roger Frost expanded the coverage to home automation, lifestyle topics, handy gadgets and smarthome sensors to measure, or understand, what’s going on around him.
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To say hi – there’s a reply button on each page that goes only to me in Cambridge, UK. Or send a message on this page.
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