Tom Uban has a PDP-11/35 he's been restoring. Same CPU, different
chassis....
Patrick Finnegan wrote:
>I managed to grab a whole bunch of UNIBUS boards without knowing what they
>were today, and found out that they are basically the boards to an 11/40
>CPU. Unforunately, I didn't see the rest of the CPU, or the M7237 board
>(is it an optional board?) or a backplane or... just the boards:
>
>M7231 KD11-A 11/40 data paths module
>M7232 KD11-A 11/40 micro word module
>M7233 KD11-A 11/40 IR decode module
>M7234 KD11-A 11/40 timing module
>M7235 KD11-A 11/40 processor status module
>M7236 KT11-D 11/40 memory management module
>M7238 KE11-E 11/40 EIS board
>M7239 KE11-F 11/40 FIS control
>
>Also I found a pair of 16KW _core_ memory cards (quad width). I separated
>one board, and the cores are IMHO absolutely beautiful.
>
>Two questions:
>
>1) If I could find a backplane and powersuppl(ies), (and some peripheral
>stuff), is this enough to make a functional CPU?
>
>2) Does anyone want this stuff? I want to definately keep one of the core
>memory boards, but the rest of it doesn't do me a whole lot of good. I'd
>like something interesting in trade or some money over shipping costs if
>so.
>
>I'm looking for a PDP-11/73 or -11/23 CPU to upgrade my LSI-11/2 :) along
>with memory for it (I have 8KW I think), and/or an RQDX1/2/3 or similar
>controller so I can attach some real (non-emulated) drives to it.
>
>I don't have anything to test these boards, so I can't verify that they
>work, of course, but they look in very good shape... no burn marks,
>oxidation, not much dust, etc.
>
>-- Pat
>
>
Received on Wed Aug 28 2002 - 12:20:01 BST
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