BulkyMIDI-32 – MT32 emulator

Description

BulkyMIDI-32 – MT32 Emulator & Modular MIDI Interface for Retro Synth Enthusiasts

BulkyMIDI-32 is a modular, open-source MIDI interface and MT32-PI hardware build that brings together the nostalgia and retro sound of vintage MIDI devices with the power and flexibility of modern hardware. Built around the Raspberry Pi 3 or 4 and inspired by the legendary Roland MT-32 sound module, BulkyMIDI-32 is perfect for musicians, retro computing fans, and hardware hackers alike.

Whether you’re emulating classic MT-32 audio from beloved games like Monkey Island, experimenting with MIDI routing, or just want a self-contained playback device for .MID files, BulkyMIDI-32 offers a reliable, expandable solution that integrates seamlessly with your creative setup.

🔧 Key Features:

✅ MT32-PI Ready – Runs mt32-pi for accurate Roland MT-32 emulation using Raspberry Pi 3/4.
✅ Standard DIN-5 MIDI – Classic 5-pin MIDI In and Out with full opto-isolated input.
✅ OLED Display, Encoder & Button – Navigate menus, change presets, and monitor MIDI activity directly on the device.
✅ USB-C Powered – Modern, convenient power over a single cable.
✅ Open Source & Hackable – Based on tebl’s BulkyMIDI-32 project, with hardware fully documented and expandable.
✅ Modular Ecosystem – Supports optional stackable modules: audio switches, channel monitors, MIDI players, and more.
✅ Professionally Assembled (SMD) – High-quality factory-assembled board for plug-and-play use.
✅ Compatible with Vintage Gear – Use it with retro computers, synths, or modern DAWs.

Whether you’re chasing that classic MT-32 sound or just want a flexible, fun MIDI interface to build on, BulkyMIDI-32 gives you the tools to start tinkering, performing, and exploring.

🛠️ My updated fork for easier builds and tweaks:
👉 https://github.com/Sgw32/BulkyMIDI-32

Note: Raspberry Pi, MIDI cables, and USB adapters are not included.