I plan on building a diy guitar pedal based on this schematic, but I'm not sure what the circled part could be. My electrotechnics profesor told me that I need a Time
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Pin by おやじ on distortion・overdrive | Guitar pedals, Diy guitar pedal, Diy guitar amp
How to design a basic overdrive pedal circuit - Wampler Pedals
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How to design a basic overdrive pedal circuit - Wampler Pedals