Mod a’la pi

Mod software running on Raspberry pi (not shown) Control board with encoder to select pedalboard/preset plus two parameter tweak knobs Arduino for sending MIDI CC to pi via USB with input from tweak knobs, expression pedal and DIN MIDI jack 24-bit/48khz audio card (blue board) Dual gang volume pot Two true bypass switches for R …

Proof of concept

Raspberry pi running Mod software Audio card hat LCD hat (displaying Pedalboard name and list of mapped parameters) Preamp for guitar input Arduino controller sending MIDI CC via USB with input from a tweak knob, DIN MIDI, and an encoder for program (pedalboard) change