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Ken Shirriff on Twitter: "@Corne_de_Boer @Moorlag The Apollo Guidance Computer had a wire-wrapped backplane, but the Space Shuttle's computer used a printed-circuit board backplane with 23(!) layers. Here's a photo looking down
![Your breadboard computers today are neater than our wire-wrap computers used to be: Z80 computer backplane, 1977. : r/electronics Your breadboard computers today are neater than our wire-wrap computers used to be: Z80 computer backplane, 1977. : r/electronics](https://external-preview.redd.it/YTzyOVFj3LkGh2vZ1dTKGJ5tAwKNbe0GAr0S3fnhv0Y.jpg?auto=webp&s=acb63a35988a23878a925bd7432785ec019f7602)
Your breadboard computers today are neater than our wire-wrap computers used to be: Z80 computer backplane, 1977. : r/electronics
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Original HBP105 V6.0 Industrial PC, Backplane ISA Expansion Board, 10 ISA Slots - Used - Motion Constrained Surplus
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