Search for: Your Source for DIY Pedal PCBs and NostalgiTone! › GuitarPCB Forum › Topic Tag: Russian Green Viewing topic 1 (of 1 total) Topic Voices Posts Last Post The “Russian Triangle” muff Started by: Anonymous in: Show Off Your Build 3 3 5 years, 1 month ago Anonymous Viewing topic 1 (of 1 total)