Saturday 27 July 2019

PUE Sustain Filter

A great sounding Big Muff variant from Poland dating from the early 1980's. Original has a buffer stage after the tonestack and no volume control. I did a stock layout and a modified layout with a normal recovery stage and volume control. Can't find much information on the stock BC622 transistors but any medium high gain silicon works fine.

Stock with Mid switch

Modified circuit



2 comments:

  1. Hi Anders. Thanks for your work here and elsewhere.
    I'm preparing a vero for the modded version and can only find 17 cuts. Presumably the missing one is behind one of the red diodes or caps. Could you point it out please?
    Reg

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    Replies
    1. Hi there! It was a typo so it should be 17 cuts. Thanks for the headsup.

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