The infrared pulse meter (NE555, CD4553, CD4543)

Published:2013/1/24 1:22:00 Author:Ecco | Keyword: infrared pulse meter | From:SeekIC

The so - called infrared pulse meter's sensor for picking up the signal uses infrared sensors. The circuit is shown as figure. Figure (a) is the placement of the sensor and finger; (b) is schematic diagram; (c) is the Pin Function FIG of LM11, CD4049.



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