Search for: Your Source for DIY Pedal PCBs and NostalgiTone! › GuitarPCB Forum › Topic Tag: boogie bias Viewing topic 1 (of 1 total) Topic Voices Posts Last Post Bias a Boogie 57 circuit (solved) Started by: Anonymous in: General DIY Pedal Discussion 5 17 2 years, 3 months ago Barry Viewing topic 1 (of 1 total)