Infrared remote control music socket circuit 2 PH303A

Published:2011/5/12 6:50:00 Author:TaoXi | Keyword: Infrared remote control, music socket circuit | From:SeekIC

The PH303A×2 infrared pulse transmitter circuit is as shown, by adjusting the RP1 you can make the oscillation frequency to12kHz. Infrared remote control receiver circuit:



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