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Simulating the IBM 360/50 Mainframe From Its Microcode

submitted by auto_turret__rev_A to Mildlyinteresting 2.3 yearsFeb 2, 2022 06:03:01 ago (+3/-1)     (Mildlyinteresting)

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Can't submit link post yet, not enough popularity points.

Check out that 17,600 bit memory that holds the machine's microcode, called "BCROS" (balanced capacitor read-only store). It's essentially a copper sheet with the bits etched into it.

If I manage to stick around long enough, going to have to start an apathetically modded vintage tech sub.


7 comments block

Those things were woven by hand, insane.