Page 2
Important notes If you’re using any of our footswitch daughterboards, DOWNLOAD THE DAUGHTERBOARD DOCUMENT • Download and read the appropriate build document for the daughterboard as well as this one BEFORE you start. • DO NOT solder the supplied Current Limiting Resistor (CLR) to the main circuit board even if there is a place for it.
Page 3
Schematic + BOM 100p 1N5817 100n Q1-4 BC549C 100p BIAS 10kB 220p FUZZ 100n 100kA 100kA 100k 100kA 100k 22u elec 100k 22u elec 50k trim 15R* 22u elec 22u elec 220R 22u elec *Absolutely not critical. 22u elec 12R in the original, but 22u elec you’ll not notice any 22u elec...
Page 5
BIASING The power and signal pads on the PCB conform to the FuzzDog Direct Connection format, so can be paired with the appropriate daughterboard for Adjust the trimmer until you get around 2V on quick and easy offboard wiring. Check the the collector of Q2 (shown above).
Page 6
Test the board! Check the relevant daughterboard document for more info before you undertake this stage. 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 7
Now’s the time to refer to the daughterboard document for your chosen bypass method. Enjoy your pedal!
Page 8
35 5mm 27mm This template is a rough guide only. You should ensure correct marking of your enclosure before drilling. You use this template at your own risk. Pedal Parts Ltd can accept no responsibility for incorrect drilling of enclosures. FuzzDog.co.uk...
Need help?
Do you have a question about the QuagmireFuzz and is the answer not in the manual?
Questions and answers