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  1. S

    Am I seeing 192K RAM on this Z-120 correctly?

    Disassembling my Z-120 today, I saw it has a 85-2653-1 5Mhz model main board. From what I understand, this should have 192K total in the three memory banks. I know a later 8Mhz board model had 768K on it. These are TMS4164-20NLJ chip, which are listed as 64kbit / 8KB chips if I read things...
  2. S

    What was the last / latest commercially produced S-100 bus computer?

    Does anyone know what the last/latest commercially produced S-100 bus computer system was? I would assume it would have been around 84 or 85 at the latest as ISA bus computers took over. But I am curious what the absolute final form, most advanced refined form of an S-100 computer turned out to...
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