T Tamilmani New Member Oct 7, 2009 #1 Hi..i need a circuit which can sense the infrared radiation emitted by humans so that the electric appliances in a room are on..when there is no one in the room,the lights and fans should automatically get off.give some ideas!!!!
Hi..i need a circuit which can sense the infrared radiation emitted by humans so that the electric appliances in a room are on..when there is no one in the room,the lights and fans should automatically get off.give some ideas!!!!