> > On 11 May 2016 at 21:53 Dave Wade <dave.g4...@gmail.com> wrote: > > > I thought I had attached a pic of the card layouts, I assume these are > deleted... Here is a link... Sorry it's long. > > > > https://onedrive.live.com/redir?resid=277A0739F125010E!88626&authkey=!AEjo1kJ4FKG5jZk&v=3&ithint=photo%2cJPG > > Cards are > M7264, > M7940,M9400ye > M8044ee,m7946 > M8192,empty. > > Also have loose grant card.... >
I collected this machine on Dave's behalf. The seller said it was indeed out of a 780. I got the impression the 11/23 card was just a spare he had that he put in the enclosure, not really part of the original system. Regards Rob > > > On 11 May 2016 20:46, "Paul Koning" <paulkon...@comcast.net> wrote: > > > > > > > On May 11, 2016, at 3:30 PM, Noel Chiappa <j...@mercury.lcs.mit.edu> > wrote: > > > > > >> From: Dave Wade > > > > > >> I have recently a PDP-11 which apparently came from a VAX console. > > > > > > If that's really where it came from, it's a QBUS 11/03. (And IIRC only > the > > > 780 had a PDP-11 console, although I'm not a VAX expert.) > > > > Some others had a PRO as their console. Don't remember which models > specifically. > > > > > ... > > >> I have done lots of searching and there doesn't seem to be a simple > > >> list of what can run on it > > > > > > Well, nothing that needs memory management - at least, as it sits. You > could > > > swap out the CPU card for an 11/23 or 11/73, then you could run an OS > that > > > needs memory management (Unix, or one of the DEC OS's that needs it - > > > I > know > > > nothing of the DEC OS's for the -11, someone else here will, though). > And > > > your backplane is probably so-called Q18, limited to 256KB of memory, > but > > > that's easy to upgrade. > > > > The 11/03 should run RT-11 nicely. Limited RSX, possibly; I don't know > those details. RSTS V4 also runs on unmapped PDP-11 systems, but that OS > only supports Unibus machines and a very limited set of disk controllers > (which doesn't include floppies). > > > > paul > > > > >