bloody-orc
New Member
well I want to switch a relay on wit my stereo remote control acros the room(5m) but i cant think of a way to do it. i have tried to use different ways to amplify the current from the diode but still nothing. I have one LM324N amplifier also but i dot know how to use this ![Oops! :oops: :oops:](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)