The weird stuff I keep finding: 19 bit core memory?

Doug Jackson doug at
Wed Oct 21 05:02:52 CDT 2020

Those of us late to the party may like to know:

1.  What was AL
2. Why was it famous?
3. Tell us more about Doug, and his apartment :-)

Kindest regards,

Doug Jackson

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On Wed, 21 Oct 2020 at 18:05, Lars Brinkhoff via cctalk <
cctalk at> wrote:

> Chris Zach wrote:
> > Did AI use MA10 memory boxes?
> No.  It had the original 256K "moby" from Fabri-Tek, and another 256K
> from Ampex.  The associated PDP-6 had an older DEC Type 16x-something
> 16K memory.
> > Did any of that stuff survive?
> Maybe bits and pieces here and there.  The AI KA10 went to Concourse,
> and then it was lost.

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