# MIDI Controllers & Effect Pedals

## MIDI Controllers

* [Linnstrument](https://www.rogerlinndesign.com/linnstrument) is a polyphonic touch-sensing MIDI controller, built with Arduino Due. It's firmware is [open-source](https://github.com/rogerlinndesign/linnstrument-firmware) and Geert Bevin shared some internals [here](https://www.slideshare.net/gbevin/from-arduino-to-linnstrument).

## Effect Pedals

* <https://aionfx.com/kits/>
* [Pedalshield Due](https://www.electrosmash.com/pedalshield) is an [Arduino DUE Programmable Guitar Pedal](https://projecthub.arduino.cc/electrosmash/arduino-due-programmable-guitar-pedal-fac038)
* <https://www.rebeltech.org/product/owl-pedal-mkii/> (not sure if active)

You might find [this YouTube channel](https://www.youtube.com/@MoritzKlein0) helpful for DIY effect pedals.