Mystery QED board

Pontus Pihlgren pontus at Update.UU.SE
Wed Feb 15 02:43:15 CST 2017

On Tue, Feb 14, 2017 at 06:29:54PM -0800, Josh Dersch wrote:
> On 2/14/17 5:55 PM, Noel Chiappa wrote:
> >Does anyone know what the QED board (4th image) in this eBay lot:
> >
> >
> >
> >is? The large chip looks like a J11 chip. However, the only QED PDP-11 board
> >I found mention of online is a high-performance hex board UNIBUS processor,
> >the QED 95.
> >
> >	Noel
> >
> I was looking at that as well, and I think it is a QED 90 -- there are docs
> on Bitsavers and it seems to match up (there are a few other QED boards in
> that auction that go with it).  Not sure exactly what PDP-11 system that
> particular set of boards goes in, the exact configuration varies based on
> what system it's going in...

Did you notice the sticker on the ROM that says: 

© QED 9038
QED 90/95 Boot Rom
Vsn 2.01      0981

So, I dare venture and say it's a QED 90 or 95 :)

(Also the descriotion lists a "90-CPU")


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