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JPTR Terror Fuzz

Started by SprinkleSpraycan, March 20, 2022, 08:24:25 PM

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SprinkleSpraycan

Has anyone tried building the fuzz pedal that is the jptr fx business card? i cant get it to work for the life of me and its not complicated at all. Perhaps just have a bad batch of lm386's. Just curious if anyone has built it and what your level of success was? thanks

MikeA

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Elijah-Baley

I found this:



But no schematic.

I could say: three LM386 (with pin 1 and 8 connected) in series, diodes to the ground for the clipping, a DIP switch to choice the combination.
A 50k log pot (between the diodes and the ground to tame the gain, I guess) and a volume pot.
Input, coupling and output cap 100nF, and the 100uF as filter in the power supply.
«There is something even higher than the justice which you have been filled with. There is a human impulse known as mercy, a human act known as forgiveness.»
Elijah Baley in Isaac Asimov's The Cave Of Steel