Search for: Your Source for DIY Pedal PCBs and NostalgiTone! › GuitarPCB Forum › Topic Tag: boster Viewing topic 1 (of 1 total) Topic Voices Posts Last Post TRIM POT CONFUSION ON STAGE 3 BOOSTER – FIRST EVER BUILD Started by: Anonymous in: GuitarPCB Build Support 2 3 4 years, 8 months ago Anonymous Viewing topic 1 (of 1 total)