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Fuzz Tone Unit Everyday Electronics 1977

Posted: 06 Jan 2012, 09:56
by pedalgrinder
Hello fellow pedalologists,

Here is another fuzz for you that has a tone section it. It seems to be the only type of pedal discussed on this forum at times so it must be liked. So here is one for your to all look at until you have to go and change your underwear. Iam sure you'll like it so here it is enjoy!!!!!!!!!! if you build let me know what you think. [smilie=a_smartie.gif] [smilie=a_smartie.gif] [smilie=a_holyshit.gif] [smilie=a_goodjob.gif] [smilie=a_bravo.gif] [smilie=a_bravo.gif] [smilie=imslow.gif] [smilie=imslow.gif] [smilie=bowdown.gif] [smilie=bowdown.gif] [smilie=bowdown.gif] [smilie=bowdown.gif] [smilie=borgsmile.gif] [smilie=lol_xtreme.gif] [smilie=new_microwave.gif] [smilie=new_smilie_colors1.gif]
fuzz tone unit page 1.pdf
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fuzz tone unit page 2.pdf
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fuzz tone unit page 3.pdf
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Re: Fuzz Tone Unit Everyday Electronics 1977

Posted: 06 Jan 2012, 11:12
by mictester
A few component changes will really improve this circuit!

Use a 4558 for the op-amps (the 748 is a noisy, expensive beast).

R4 & 7 = 4k7
C3 = 33n
C4 = 33n
R1 = 470K
R9 = 100k.

You also don't need two batteries - 9V will be enough for this circuit - just connect the battery across the +9V and -9V points and get a simulated ground (mid-rail) with a pair of 10k resistors with 47uF caps bypassing them!

Re: Fuzz Tone Unit Everyday Electronics 1977

Posted: 06 Jan 2012, 11:26
by pedalgrinder
i've been going through the english electronics magazines they have in the library here not bad actually for poms! :lol: [smilie=a_bigteeth.gif] encase you didn't know thats what we call the english in australia. :mrgreen:

Re: Fuzz Tone Unit Everyday Electronics 1977

Posted: 06 Jan 2012, 13:01
by mictester
Just remember - you lot were (bad) Poms a few years ago! :D

Also remember - there's an Australian "beer" called XXXX - that's because they can't spell PI**!