MrDEB
Well-Known Member
need a cheap short range transmitter receiver using a PIC as trigger to transmit a signal 75ft in a closed room. Just need to trigger an LED on/off by wireless from one transmitter to 12 receivers.
A simple 1 transistor circuit might work but thinking an output pin could be used as an oscillator to an antenna?
some schematics I found on web. maybe too simplistic?
NO voice communication, just a trigger pulse from transmitter to te 12 receivers that indicate a signal has been transmitted.
A simple 1 transistor circuit might work but thinking an output pin could be used as an oscillator to an antenna?
some schematics I found on web. maybe too simplistic?
NO voice communication, just a trigger pulse from transmitter to te 12 receivers that indicate a signal has been transmitted.