CDC disk drives (was Re: what IBM system is this?)
P Gebhardt
p.gebhardt at ymail.com
Thu Jul 9 08:27:00 CDT 2015
> I remember encountering them mostly as replacements for the terrible 821
> drives, which had the appearance of an 808, but substantially increased
> capacity. I don't think any 821s were ever installed at a customer's
> site, however--I saw the lot of them that we had falling to the CE
> sledgehammer.
>
> They were replaced by banks of 844s--lots of them. I think one site had
> well over 100 installed, all hooked together with a MAC on at least 2
> Cyber 74s.
>
>
> --Chuck
>
Wow, more than hundred of these CDC drives??? This must have been a massive
installation! I didn't know so many disk drives could be combined with
Cyber systems. Thanks for the insights!
I was already amazed by pictures provided by the University of Auckland:
https://www.cs.auckland.ac.nz/historydisplays/FifthFloor/MagneticDataStorage/DataStorageImages/DiskPacks/CDCComputerRoom.jpg
It doesn't say, though, where this picture was taken.
Kind regards,
Pierre
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Pierre's collection of classic computers moved to: http://www.digitalheritage.de
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