Nov 8, 2008

Test your TV remote contorl.

     Test your TV remote control without building any additional circuit.A TV remote emitts infrared radiations from the IR LED present in front of it.The only thing required is a mobile phone with camera  which many of us have now-a-days.switch on the camera of mobile phone, put the remote control infront of the mobile in such a way that the IR LED faces the camera and press any button on the remote.you will see a bright flicker on the view finder of the camera.this indicates that the remote is working.

(see the image below).


NOTE: it is not possible to test a bluetooth or RF remote using the above method