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What is 74HC11 IR Remote Tester Circuit about?

This document summarizes an infrared remote control tester circuit that uses a 3V battery power supply. The circuit fits into a compact enclosure and uses inexpensive, commonly available parts like a Schmitt trigger gate IC and infrared emitting diode sensor to test if an infrared remote control is transmitting a signal. An R-C network is included to prevent the output LED from staying constantly lit when continuous infrared light is detected and instead only light when it detects the pulse bursts transmitt

Author

HectorLopez

Language

EN