One Knob Fuzz SMD

This pre-assembled PCB features the classic One Knob Fuzz circuit, allowing to add extra bass and control the gain.
Steps
  1. Overview
  2. PCB
  3. Enclosure and wiring
  4. Drilling template
Categories
Tayda Electronics Kits, DIY Projects, DIY Guitar Effects
Created by DHEA
Status: Active
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PCB Step 2 of 4

COMPONENTS

PCB
PCB                     ONE KNOW FUZZ PCB

Potentiometer        
GAIN    500k-C    500KC ANTI-LOG TAPER POTENTIOMETER

DIP Switch
DIP SWITCH 3 POSITIONS (Optional)

Connector
4 PINS XH-2.54 MALE CONNECTOR (Optional)

 

PCB

 

SCHEMATIC

 

DIP SWITCH SETTINGS

Use a DIP switch for versatility, or wire jumpers to create a fixed configuration. With the switch in the "ON" position, the circuit is closed (shorted), which is the same as creating a permanent connection with a wire jumper.

Original One Knob Fuzz settings

 S1 OFF, S2 ON, S3 OFF. 

 

S1. Bass control

 S1 ON: Extra bass and harmonics.

 

S2 and S3. Gain control

 S2 ON, S3 OFF:  Max gain.

 S2 OFF, S3 ON:  High gain.

 S2 OFF, S3 OFF: Mid gain.

 

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