Search for: Your Source for DIY Pedal PCBs and NostalgiTone! › GuitarPCB Forum › Topic Tag: polarity Viewing topic 1 (of 1 total) Topic Voices Posts Last Post Polarity of C1 on DSOTM Board Started by: Anonymous in: GuitarPCB Build Support 3 3 4 years, 1 month ago Anonymous Viewing topic 1 (of 1 total)