This project is a simple IR-based sensor system that uses a reflective IR sensor setup and a 555 timer IC in monostable mode. When a person or object reflects the IR light back to the IR photodiode, ...
The circuit was designed to produce a universal infrared switch with a single channel and ON/OFF feature to operate in 36 kHz to 38 kHz in the form of a remote control. Infrared – a portion of the ...
This is an IR beam breaking alarm ideal to use in entry or passages. It is based on the working of the popular IR sensor Module TSOP1738 which senses 38 kHz Infrared pulses from the IR LED of the ...
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