DEC PDP-11/45 backplane +5 ECO

Bill Gunshannon bill.gunshannon at hotmail.com
Sun Apr 25 15:13:33 CDT 2021


On 4/25/21 12:08 PM, Tom Uban via cctech wrote:
> On 4/24/21 10:28 PM, Noel Chiappa via cctalk wrote:
>>      > From: Fritz Mueller
>>
>>      > could I ask that you take some closeups around the Mate-n-Locks along
>>      > the top? I'd be very interested to see the board traces and the details
>>      > of the red bus wiring there.
>>
>> I had a look at my /45 (a later KB11-D - although I think the backplanes for
>> the -A and -D are identical), and it seems to have heavy red wires attached
>> to the upper row of Mate-n-Lok's that look just like those on Josh's. I'd
>> really want to take pictures of mine (I don't want to take the backplane out
>> - too much work - but I can get decent images with it in, I think) so I
>> can compare them directly, though, not depend on visual memory.
>>
>> 	Noel
>>
>> PS: I wonder how many people here have -11/45's? ISTR one other, but they aren't
>> common.
> I have an 11/45. I can also take pics if it would help.
> 
> --tom
> 


I used to  have 4 of them.  Gave them to people who were
trying to set up museums.  Never heard how that went.
Miss them as much as I miss my 11/24.  I have no UNIBUS
PDP's anymore.

bill



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