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DIY Eurorack Builds

EuroPi

Reprogrammable Raspberry Pi Pico module with 6 CV outputs, 2 knobs, 2 buttons and an OLED · Allen Synthesis

MakerAllen Synthesis
TypeReprogrammable Raspberry Pi Pico module with 6 CV outputs, 2 knobs, 2 buttons and an OLED
MountingThrough-hole
Width8 HP
LicenseOpen source (Hardware CERN-OHL-S-2.0, OSHWA certified)
Difficulty 🌶️ Large through-hole
EuroPi module
Photo: Allen Synthesis

The original all through hole build and the one most people have made. Behaviour comes from MicroPython scripts, so one panel covers sequencers, LFOs, quantizers and more. Gerbers ship as RAR archives from the maker rather than in the repository tree.

Documentation

This is a third-party open-source design, listed here as a build reference. Specs are researched from public sources; check the source repo and store for the current BOM, panel, and revision before ordering parts. Corrections welcome.

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