4通道红外遥控继电器电路,4 cha

4通道红外遥控继电器电路,4 channel infrared remote relaysDescription

Transmitter Schematic

4 Channel Infrared (IR) Remote is a simple kit using the famous HT12A and HT12D encoder / decoder chips from Holtek

Receiver Schematic

Transmitter PCB

Receiver PCB