Tag: OPA1678
![Piezo Element Amplifier for Guitar and Violin Piezo Element Amplifier for Guitar and Violin](https://www.electronics-lab.com/wp-content/uploads/2022/04/003-2.jpg)
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Piezo Element Amplifier for Guitar and Violin
The board presented here is a preamplifier for contact microphones that are used for amplifying the sound of musical instruments which do not contain electrical pickups, such as guitar and violins. Most contact microphones use a piezo element to convert vibration in the body of the...
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