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4 channel infrared remote relays

Description

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

Transmitter Schematic

4 channel infrared remote relays

Receiver Schematic

4 channel infrared remote relays

Transmitter PCB

4 channel infrared remote relays 4 channel infrared remote relays

Receiver PCB

4 channel infrared remote relays 4 channel infrared remote relays

Source: Electronics Lab

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