SAGE memory plane

Mike Loewen mloewen at
Mon Sep 17 23:10:21 CDT 2018

On Sun, 16 Sep 2018, Al Kossow via cctalk wrote:

> ebay
> can someone identify exactly what this box was called, when it was deployed, 
> and what training manual they are referring to?

    In the T.O. (, 
that cabinet is called "core memory 1", or 256² ferrite core array". We  just 
called it "Big Mem".  Here's a picture of the cabinet from McChord's 

    I'll have to look through my references to find out when it was deployed. 
That training manual doesn't seem to be on Bitsavers.  :-)  It would be nice 
to find it.

> we have a couple
> and they keep getting mis-identified.

    I have one, as well:

Mike Loewen				mloewen at
Old Technology

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