PHASOR_SOUND_GENERATOR

Published:2009/7/10 2:42:00 Author:May | From:SeekIC

The 4011B astable is gated by S1 to produce 4-ms pulses at 70－ms intervals. Each pulse charges C2 via D2 producing a high tone that decays slowly as C2 discharges through R5.The process repeats for each pulse



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