Piezoelectric Amplifier Circuit

Posted on Feb 7, 2014

Piezo buzzers can be found everywhere, next time you throw out an old smoke detector be sure to remove the piezoelectric element from it and stash it in your parts bin. If you want to monitor sound with a piezoelectric element it`s not that easy since the voltage produced by the device is so small. Nerd Kits has not only provided a circuit to help

Piezoelectric Amplifier Circuit
Click here to download the full size of the above Circuit.

out they also walk through the circuit and explain it step by step.

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