⚡ NEW 2025 RAD FIRMWARE – NOW SUPPORTS VICE SNAPSHOTS (VSF)! Boot Sonic, DOOM, and hundreds of other games and demos instantly with the latest RAD REU firmware! Supports snapshot launch from .vsf files, CRT games, RAM state, and more — load in seconds!

🧠 READY-TO-GO RAD EXPANSION UNIT FOR C64 ❗ Do not power the Pi externally via USB – the C64 powers it directly **📥 INCLUDES 64GB SD with firmware & software collection (40+GB) — message for details.

🆕 WHAT’S NEW IN RAD FIRMWARE V0.13 (2025) ✅ VICE Snapshot (VSF) Support

Launch games like Sonic the Hedgehog instantly from saved states!

✅ RAM Expansion Emulation

Emulates up to 16MB REU (1700/1750/1764), GeoRAM, NeoRAM, and more

✅ Play NUVIE Short Films

Watch high-quality animations and intros created for the C64

✅ RAD DOOM SD Image Available

Play Doom on your Commodore 64! (Yes, really.)

📦 WHAT’S INCLUDED 1x Fully Assembled RAD REU Cartridge for C64

1x Bonus: 3D-Printed Clear Resin Case

📥 Digital Link to a Massive Commodore Software Collection

(Includes snapshots, demos, utilities, NUVIEs & more)

🎁 Each unit is handmade in small batches with gold-plated contacts & lead-free solder

🔧 QUICK SETUP Download the firmware from the GitHub releases page ➜ https://github.com/frntc/RAD

Copy it to the root of your MicroSD card

Insert MicroSD into RAD

Plug RAD into your C64

Turn on the C64 — boot takes about 5–10 seconds

Enjoy the RAD splash screen with music and full menu access!

📚 LEARN MORE / SEE IT IN ACTION ▶️ RAD Explained on YouTube (by Retro Hack Shack)

🧠 WHAT IS RAD? The RAD Expansion Unit is a powerful memory & cartridge emulator for the C64 and C128. Powered by a Raspberry Pi (Zero 2, 3A+, or 3B+), it emulates:

CBM 1700/1750/1764 REU (up to 16MB)

CLD Super 1750 Clone

CMD 1750/1750XL

GeoRAM / NeoRAM (up to 4MB)

You can also:

Browse and launch PRGs, CRTs, and snapshots from an on-screen menu

Play C64 media (NUVIEs, demos, intros)

Emulate turbo CPU features (experimental)

Use RAD as a co-processor (menu runs on ARM CPU)

💬 QUESTIONS? Feel free to message any time if you're unsure or need help. Thanks for checking out this listing and for supporting retro innovation! 🎉