2 layers64.3 × 56 mm

Mt32-pi midi hat
chris-jh/mt32-pi-midi-hat
A Raspberry Pi Midi Hat for the project mt32-pi by Dale Whinham (https://github.com/dwhinham/mt32-pi)
22 parts139GPL-3.0
Open-source boards designed in KiCad by chris-jh on GitHub, from 2 repositories. A board’s address here is its repository’s there.

chris-jh/mt32-pi-midi-hat
A Raspberry Pi Midi Hat for the project mt32-pi by Dale Whinham (https://github.com/dwhinham/mt32-pi)

chris-jh/OpenLaserMouse
Quadrature Optical Mouse Replacement Using an Arduino for the Amiga Tank Mouse

chris-jh/OpenLaserMouse
Quadrature Optical Mouse Replacement Using an Arduino for the Amiga Tank Mouse