Search for: Your Source for DIY Pedal PCBs and NostalgiTone! › GuitarPCB Forum › Topic Tag: Tone TwEQ. Wiring for max features. Viewing topic 1 (of 1 total) Topic Voices Posts Last Post Muff’n – Tone TwEQ Questions. Started by: Barry in: GuitarPCB Build Support 4 14 3 years, 8 months ago Anonymous Viewing topic 1 (of 1 total)