11/70 system drawing set

I just uploaded a drawing set that includes KB11-B and C information to http://bitsavers.org/pdf/dec/pdp11/1170

Re: DEC PDP-11/45 backplane +5 ECO

On 4/28/21 9:51 AM, Al Kossow via cctalk wrote: On 4/28/21 9:14 AM, Noel Chiappa via cctalk wrote:    https://www.computerhistory.org/collections/catalog/102749003 so maybe Al will take pity on us and scan it! I'll see what I can do. I have other 45/70 drawings that i haven't pdf'ed I need

Re: DEC PDP-11/45 backplane +5 ECO

> On Apr 28, 2021, at 9:51 AM, Al Kossow via cctalk > wrote: > > I have other 45/70 drawings that i haven't pdf'ed > I need to see if they are different revs than what I already have Ohh... I'd be very, *very* interested to see versions of the /45 drawings other than the two sets that are

Re: DEC PDP-11/45 backplane +5 ECO

On 4/28/21 9:14 AM, Noel Chiappa via cctalk wrote: https://www.computerhistory.org/collections/catalog/102749003 so maybe Al will take pity on us and scan it! I'll see what I can do. I have other 45/70 drawings that i haven't pdf'ed I need to see if they are different revs than what I

Re: DEC PDP-11/45 backplane +5 ECO

> On Apr 28, 2021, at 9:14 AM, Noel Chiappa via cctalk > wrote: > > ISTR a previous, un-fulfilled request for the -11/70 wirelist, so it's been > missing for a while. > > We _might_ have the -11/45 wirelist: > > >

Re: DEC PDP-11/45 backplane +5 ECO

> From: Eric Smith > The KB11-B (original 11/70) and KB11-C (later 11/70) have essentially > the same changes as from the KB11-A to KB11-D Speaking of which, two of the boards that are different in the KB11-D, from the -A, are _identical_ to boards in the KB11-C - the M8123 ROM & ROM

RE: DEC PDP-11/45 backplane +5 ECO

Van: Noel Chiappa via cctalk Verzonden: woensdag 28 april 2021 16:08 Aan: cctalk@classiccmp.org CC: j...@mercury.lcs.mit.edu Onderwerp: Re: DEC PDP-11/45 backplane +5 ECO > From: Henk Gooijen >

Re: DEC PDP-11/45 backplane +5 ECO

> From: Henk Gooijen > I have the M8120 and 4 M8121 boards (32kW bipolar RAM). It is a bit > weird, but in the 11/55 are also two G114 boards (4kW MOS RAM), IIRC. G114s? Those are the sense/inhibit module from the MM11-U/MJ11. Did you mean G401s? If so, one guess as to what

Re: DEC LK201-AA removable feet dimensions?

On Tue, 27 Apr 2021, Seth Morabito via cctalk wrote: Thanks to all the help from this list, I've been able to successfully print some replacement feet for my LK201 keyboards. For anyone interested, the model is now on Thingiverse, here: https://www.thingiverse.com/thing:4841952 It's not a

Re: DEC PDP-11/45 backplane +5 ECO

Wait, that 11/45 looks to have an MS11-LK memory board in it. I assume that's just normal slow Unibus memory, or was it also able to be installed on the FASTBUS? C On 4/27/2021 12:36 PM, Michael Thompson via cctech wrote: On 4/24/21 10:28 PM, Noel Chiappa via cctalk wrote: Noel