VCF-Berlin, 2015

Johnny Billquist bqt at
Wed Nov 4 16:46:47 CST 2015

On 2015-11-04 20:18, Rich Alderson wrote:
> From: P Gebhardt
> Sent: Wednesday, November 04, 2015 8:08 AM
> Noel Chiappa wrote:
>>> Anyone know what the two indicator panels on top of the large blue box in the
>>> center of this one:
>>> are? They look to be PDP-10 {something}, given what appear to be two rows of
>>> 36 lights on the bottom (although they are hard to see clearly), but I
>>> couldn't find a panel like that in my PDP-10 manual.
>> If think that the left console panel is from a PDP-15.
> I see blue consoles from a PDP-15 and a DECsystem-10 (KI-10).
> As for the two panels Noel asked about, I've had a look at the chassis which
> are part of our DEC-1070, and have eliminated the following possibilities:
> Only 3 rows of lights:
> ME10 memory
> MF10 memory
> TD10 DECtape controller
> 5 rows of lights:
> KI-10 CPU bays
> RH10 Massbus interface
> DAS33 memory buffer
> DL10
> DC10
> 4 rows of lights, but do not match:
> RP10C disk controller
> DF10C
> DA28-C
> RC10
> Since they're narrow, they're probably something from a KA-10 system, but I
> have no idea what.

They could be from a PDP-11 or PDP-8 as well. The RP11 controller, for 
example, I seem to remember had panels like that.
Can't recall any PDP-8 stuff at the moment, but I'm pretty sure I've 
seen something like that for a PDP-8 as well.


Johnny Billquist                  || "I'm on a bus
                                   ||  on a psychedelic trip
email: bqt at             ||  Reading murder books
pdp is alive!                     ||  tryin' to stay hip" - B. Idol

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