Search for: Your Source for DIY Pedal PCBs and NostalgiTone! › GuitarPCB Forum › Topic Tag: 3PDT Vari-Brite common cathod Viewing topic 1 (of 1 total) Topic Voices Posts Last Post 3PDT Vari-Brite LED help needed Started by: Anonymous in: GuitarPCB Build Support 2 4 5 years, 1 month ago Billy Viewing topic 1 (of 1 total)