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Copy of Sound Detector Circuit using LM324

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Copy of Sound Detector Circuit using LM324
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If the AC voltage source is replaced by a microphone, then the circuit becomes a noise detector. It contains a band pass filter, an evelope detector, comparators and LED indicators.

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Profile image for k23112

k23112

1 Circuit

Date Created

2 years, 4 months ago

Last Modified

2 years, 4 months ago

Tags

  • filter
  • comparator
  • operational amplifier
  • envelope detector
  • electronics

Circuit Copied From

Sound Detector Circuit using LM324

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