This remote controlled switch circuit can control AC loads such as lights, fans etc through the remote handset of TV. It uses the 555 timer in the bistable mode. In the bistable mode output IC555 ...

This light activated remote switch circuit could be operated using a flashlight beam and could eb used for toggling a specified load from a distance using an external light source such as a flashlight ...

This light switch, imaginatively named the Light Switch, would be a great boon to dwellers of old apartments if it wasn't so damned expensive. The chrome plated switch sits in a lucite box and can ...