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30101Re: [midatlanticretro] RCA COSMAC Microkit

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  • Dave McGuire
    Apr 5, 2013
      On 04/04/2013 09:38 PM, B. Degnan wrote:
      > I am not one to exaggerate but I really think this is a big deal find and I
      > am thrilled about this original RCA COSMAC Microkit that arrived safe and
      > sound today. Quite historic.
      > I have uploaded a set of images of the new-to-me COSMAC Microkit. It has
      > an SSTC processor card (later renamed the 1801, which is the 2-chip version
      > of the subsequent 1802 of ELF fame). You can see from the various date
      > codes that the chips are from mid 1974-early 1975. RAM is 2102.
      > A find like this is the kind of stuff that makes this hobby rewarding to
      > me, discovering a new historical relic of the earliest microcomputers which
      > had until now been previously undocumented. Although of course 10 more
      > will show up because that's how the world works ... but that's not
      > important... however as of this writing no other Microkits have been
      > documented on the web other than the article I scanned and posted on my
      > site in 2009..Given there's a ROM card, RAM, and an I/O card, this appears
      > to be a full 3K computer.
      > Funny I was just saying at the TCF to Bill Dromg. that I did not want to
      > dive into the 1802 processor because I was too busy, famous last words.
      > NOTE - The Kit was produced in Florida apparently and not N.J.!
      > http://www.vintagecomputer.net/RCA/COSMAC/

      Great stuff! Thanks for the pics! I can't wait to see this machine in person.


      Dave McGuire, AK4HZ
      New Kensington, PA
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