Ralf's Piezo-Amp: Difference between revisions
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[https://www.hackteria.org/wiki/RO%C5%A0A_-_Regional_Open_Science_Hardware_%26_Art,_Indonesia#amps_amps_amps_amps Experiments during ROSA] | |||
Revision as of 14:17, 18 August 2024
Preparing the Piezo-disc with cable and plug
coming soom...
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 pre-amp during HOME MADE 2020.
Some discussion on how to use a linear pot that reacts logarithmically by adding / chaning one of the resistors?
Boards
Schematic
Extra Puffer for Batterie and DC-Power supplie
> bei batteriebetrieb noch 100uF-470uF elko als puffer,
> bei netzteilbetrieb mindesten ein rc glied R10/220uf dazu!
dusjagr's case
SMD 3-Channel Version with Hammond case
coming soon...
Working on github: https://github.com/sgmk/3Channel-PiezoAmp