> 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