Reverse engineering circuitry in a Spacelab computer from 1980

326 · Ken Shirriff · May 23, 2026, 4:33 p.m.
Aerospace IBM reverse engineering space reverse engineering Mitra 125 MS Spacelab Computer Architecture
Summary
The blog post provides a detailed reverse-engineering analysis of the Mitra 125 MS computer used in Spacelab missions. It discusses its architecture, components, and historical context, emphasizing the computer's design, construction, and evolution in relation to the French computer industry and the challenges of space technology.
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