Hello everyone, I want to build an arduino controlled machine that recognizes if someone is shouting and react to that. It should messure the the length of the shout. I thought of something like this: microphone ->preamp -> arduino (if sound is going louder than xy start messure Time, if sound …

Recognizing loud sounds.

Grumpy_Mike May 8, 2012, 3:23pm 5

Yes D1, R2 and C2 together form an envelope detector.

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