RetroTechCollection

File:Acorn Archimedes A4000 motherboard.jpg: Revision history

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17 June 2026

  • curprev 20:5920:59, 17 June 2026 Josh talk contribs 254 bytes +254 Acorn Archimedes A4000 main PCB ("Roadrunner", part 0194,600) showing the integrated ARM250, two RISC OS ROMs, RAM with expansion cards, and the IDE/floppy connectors. Source: Chris's Acorns, The Centre for Computing History (Chris Whytehead collection).
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