UNIBUS PDP-11 memory expander card

Ian S. King isking at uw.edu
Thu Jan 29 21:53:59 CST 2015

Yes, I believe that is correct (DDS was subsumed by SETASI at some point).
The PDP-11/70 at Living Computer Museum had a set of both PEP70 and HC70,
last I saw (a year ago).

On Wed, Jan 28, 2015 at 6:10 PM, Eric Smith <spacewar at gmail.com> wrote:

> On Wed, Jan 28, 2015 at 6:55 PM, John Wilson <wilson at dbit.com> wrote:
> > Who made the PEP70?
> SETASI (aka Digital Data Systems?). They also made the HC70 Hypercache
> that works in conjunction with the PEP70 to further improve
> performance.

Ian S. King, MSIS, MSCS
Ph.D. Candidate
The Information School
University of Washington

An optimist sees a glass half full. A pessimist sees it half empty. An
engineer sees it twice as large as it needs to be.

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