hydrophone

Collect high-quality underwater audio with these OPA Hydrophones

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VOMITORIUM - regurgitated signals

IN ACTIONGet Yours!Shop nowControls include:Wailing - The Volume ControlChunks - Repeats Control, this can tame or exploit some wild sustainsRegurgitate -...

POTAR June 30, 2026

microphones schematic tools

Microphone schematics updated

Microphone schematics updatedI noticed some naming errors in the 404 logs for a number of the microphone schematics, those have...

POTAR June 3, 2026

Guitar Efx music noise

New VOMITROIUMS available now!

New VOMITROIUMS available now!New graphics, new printed circuit boards (instead of vero), and a sound unlike others. The VOMITORIUM can...

POTAR June 2, 2026

Custom Sound Urchin

The Hey Jude Sound Urchin

The Hey Jude Sound UrchinGet weird with it!Not your usual Sound Urchin, I took this little Hey Jude music box...

POTAR November 1, 2025

potar hex schmitt synth elcectro calculator

diy synth tools

Hex Schmitt Synth Calculator

Hex Schmitt Synth CalculatorAfter building out the Fuzz Calculators I decided I wanted a helper to calculate the capacitor and...

POTAR October 26, 2025

microphones

Fuzz Bias Calculators

Fuzz Bias CalculatorsWhen building fuzz and overdrive pedals, proper transistor biasing is key to getting the tone, sustain, and response...

POTAR October 22, 2025