Ralf's Piezo-Amp

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Ralf's Single Channel

Our good friend Ralf (http://www.ralfschreiber.com/) has shown us his nice new workshop module for making a single channel piezo amp during HomeMade 2020.

Some discussion on how to use a linear pot that reacts logarithmically by adding / chaning one of the resistors?

Boards

Schematic

dusjagr's case

SMD 3-Channel Version with Hammond case

coming soon...

More about Piezo Amps

https://sound-au.com/project202.htm

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