Guyatone - TZ-2 The Fuzz  [schematic]

All about modern commercial stompbox circuits from Electro Harmonix over MXR, Boss and Ibanez into the nineties.
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Gila_Crisis
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Post by Gila_Crisis »

thanks to this tread: https://www.freestompboxes.org/viewtopic ... zz#p110802 I was able to get the schem of this pedal.

So now I wanted to share it with you.

greets
Gila
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Bernardduur
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Post by Bernardduur »

Cool! Looks like a superfuzz with a preset tone knob!
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Post by DrNomis »

My thoughts too, I had a look at the schem and I couldn't help thinking to myself "Geez, that looks awfully like the Superfuzz schem".... :hmmm:
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Bernardduur
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Post by Bernardduur »

Just read the description on the Gyatone site and they claim that it is their version of the Superfuzz!
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Post by mictester »

Gila_Crisis wrote:thanks to this tread: https://www.freestompboxes.org/viewtopic ... zz#p110802 I was able to get the schem of this pedal.

So now I wanted to share it with you.

greets
Gila
It's a Superfuzz with an op-amp wrapper and modern electronic switching. It's a sort of 21st century homage to the 1970s original!
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Post by hemisfeer »

Hey everyone! A big thank you to those who came up with the schematic for this. It was a huge help. I have a unit that is very low in volume and doesn't seem to sound any different between on and off. I get the fuzz effect whether its on or off.
The volume doesn't seem to have an effect on the sound, but the depth does. Could the problem be in the switching circuit that's controlled by the FET's? I'm thinking of changing out Q2 and Q7. Any advice would be greatly appreciated. Thanks.

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