Search for: Your Source for DIY Pedal PCBs and NostalgiTone! › GuitarPCB Forum › Topic Tag: Frequency noise Viewing topic 1 (of 1 total) Topic Voices Posts Last Post Ratt Deluxe Strange Sound (Solved) Started by: Anonymous in: GuitarPCB Build Support 7 16 3 years, 2 months ago Anonymous Viewing topic 1 (of 1 total)