ACOUSTIC_SOUND_TRANSMITTER

Published:2009/7/10 21:10:00 Author:May | From:SeekIC

Pulsed sound is produced by this circuit. U1 is used as a bistable multivibrator, which acts as a contact debouncer for S1. C1 feeds a trigger pulse to U2, which feeds apulse to SPKR1, to piezo transducer.Values are shown for a pulse width of 110 μs.



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