Multi-function infrared counter

Published:2011/9/27 1:45:00 Author:Rebekka | Keyword: Multi-function infrared counter | From:SeekIC

(a) a LM555 circuit diagram composedof the multi-vibrator, and it is usedas the infrared emission control drive pulse generator. (b) is the infrared receiver that has an infrared receiving tube (PH302) and the two amplifiers. (c) is the counter. This circuit uses the product four-digit universal counter.



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