4 channel infrared remote relays

Rajkumar Sharma      http://www.rajkumarsharma.com  
17047

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Description

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

Schematic

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PCB

19 Response on “4 channel infrared remote relays

  1. Circuit seems to be good. I have not yet tried. Is it a straight forward in the final working or there may be problems?.Thanks

    1. As it is based on IR emitter and receiver, the range would be in the range of meters as a common TV remote control.

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