The DIY-1978-BM is a PCB that allows you to build a clone of the 1978 Big Muff Pi. (Op amp version made famous by those pumpkin guys in the 90's)

Features:

*Professional quality PCB.

*3pdt Footswitch-accepts PCB mount or Lug style and can be soldered to either side of PCB.

*Mounting-Held in place by footswitch. NO need for mounting hardware.

*True Bypass circuit.