Thursday 20 June 2019

Basic Audio Zippy Fuzz



6 comments:

  1. Built version II with 2n2222's

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  2. Just about to try this one. What are the key difference between V1 and V2?
    B.

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    Replies
    1. The two main things that differs are...
      1. The switch selects between two bias settings for Q2. For V1 there is a 1k that is in or out of the circuit. For V2 there is 5,6k. 1K gives a more drastic effect.
      2. For the output cap, V1 has a 1nF while V2 has a 470pF. The body control blends in the 100nF that is tied to the collector of Q2.

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    2. Great, thanks very much for that!
      Cheers
      Ben

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  3. Are these layout verified,..looking for spitty 60,d fizz like old fz1 maestro heard zippy,s it?

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