This is an infrared remote control tester circuit which gives both an audio and visual indication that a remote controller is functioning. D1 is a reverse biased photodiode which forms an IR detector. It’s output is buffered by IC1a and then enters a pulse stretcher comprising C2, R2 and IC1b.
The pulse stretcher enables even the [...]
Infrared Remote Tester
Subscribe to:
Post Comments (Atom)
EmoticonEmoticon