Time Manipulator Is an Arduino-Based DIY Time Delay Guitar Pedal - Hackster.io
pedalSHIELD MEGa using an Arduino MEGA with a 128x64 OLED screen #arduino #open-source #pedalshoeld #oled | Guitar pedals, Electronic circuit projects, Arduino
pedalShield Uno: An Arduino Guitar Pedal 🎸 - YouTube
Stomping On Microcontrollers: Arduino Mega Guitar Effects Pedal | Hackaday