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Bad Mofo
Awesomely versative bass
overdrive preamp with blend
Contents of this document are ©2015 Pedal Parts Ltd.
No reproduction permitted without the express written
permission of Pedal Parts Ltd. All rights reserved.

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Summary of Contents for FuzzDog BadMofo

  • Page 1 Bad Mofo Awesomely versative bass overdrive preamp with blend Contents of this document are ©2015 Pedal Parts Ltd. No reproduction permitted without the express written permission of Pedal Parts Ltd. All rights reserved.
  • Page 2 Schematic 220K 470R 100K 100K 100n *other dual op amps 100K 220n will work, such as 4558 2K2 (CLR) 470p JRC4562* DRIVE 100KB 470p LEVEL 100KA D1-3 1N34A 10u elec TREBLE 100KB D4-5 1N4148 10u elec BLEND 100KB D6-7 3mm Red LED 10u elec 1N4001 47u elec...
  • Page 3 The power and signal pads on the PCB conform to Align the switch so the round locator tab the FuzzDog Direct Connection format, so can be on the top side is in the same postion paired with the appropriate daughterboard for as the marking on the board >>>...
  • Page 4 Test the board! BATTERY 9V GND Your nice, new circuit board INCLUDING WIRED POTS!!!! UNDER NO CIRCUMSTANCES will troubleshooting help be offered if you have skipped this stage. No exceptions. Once you’ve finished the circuit it makes sense to test is before starting on the switch and LED wiring.
  • Page 5 Wire it up - DC only version (if using a daughterboard please refer to the relevant document) BOARD BOARD INPUT BOARD BOARD BOARD BOARD LED+ BOARD BOARD This circuit is standard, Negative GND. Your power supply should be Tip Negative / Sleeve Positive. That’s the same as your standard pedals (Boss etc), and you can safely daisy-chain your supply to this pedal.
  • Page 6 BOARD BOARD BOARD LED+ BOARD Just because the BOARD FuzzDog enclosure BATTERY won’t take a battery, there’s nothing stopping you using a bigger box. This circuit is standard, Negative GND. Your power supply should be Tip Negative / Sleeve Positive. That’s the same as your standard pedals (Boss etc), and you can safely daisy-chain your supply to this pedal.
  • Page 7 Drilling template SpectreVerb Recommended drill sizes: Hammond 1590BB Pots Jacks 10mm It’s a good idea to drill the holes for the pots 8mm to give Footswitch 12mm yourself some wiggle room unless you’re a drill ninja DC Socket 12mm Three different Rotary 10mm DC socket...
  • Page 8 Plenty of room...

This manual is also suitable for:

One-knob fuzz(es)