PDP-11 boards

From: Tom Uban <uban_at_ubanproductions.com>
Date: Wed Aug 28 12:35:32 2002

Thanks Bob. Yep, I am always looking for extra spares for the 11/35.
Patrick indicated
in private email "Sorry, the 11/40 boards got claimed by a better offer
:)". I guess that
my offer and previous generosity (with the RL02 terminator) didn't add up...

--tom

At 01:21 PM 8/28/2002 -0400, Bob Shannon wrote:
>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 - 12:35:32 BST