Uploaded October 2025 | Updated September 2026, 1 week ago

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We restore the first of our E&L MMD-1 Mini Micro Designers, a 1976 single board microcomputer designed around the Intel 8080 chip.

MMD-1 playlist: youtube.com/playlist?list=PL-_93BVApb5_ITRdT7BjqpjQfCqc58O-g

Project Documentation: curiousmarc.com/computing/mmd-1-intel-8080-trainer

Stuff that supports the channel:
- Support us on Patreon: patreon.com/curiousmarc
- Amazon links for the tools I use in the lab: curiousmarc.com/amazon-links
- Channel merch on Fourthwall: curiousmarc-shop.fourthwall.com
- Legacy channel merch on Teespring (I don't have everything transferred to Fourthwall yet): teespring.com/stores/curiousmarcs-store

"Elevator Music" Credit: Crinoline Dreams by Kevin MacLeod

Our lovely sponsors
- PCBWay: fast turn PCBs, pcbway.com
- Electro-Rent: electrorent.com
- Keysight: test instruments: keysight.com
- Samtec: connectors: samtec.com
- R&D Microwaves: rdmicrowaves.com

Get more technical info on the companion site: curiousmarc.com
Contact info: youtube.com/curiousmarc/about