On Mon, 31 Oct 2016 11:09:04 +1300 Mike Ross <tmfdm...@gmail.com> wrote:
> On Mon, Oct 31, 2016 at 10:09 AM, william degnan > <billdeg...@gmail.com> wrote: > > *For sale 128K Core RAM Industrial PDP 11/40 Massbus System* > > > > *Ebay:* 272432268291 > > > > http://www.ebay.com/itm/-/272432268291? > > > > $1. > > > > Bill > > Unix? Probably a complete brain fart by me - but I thought Unix > required a machine with separate I/D spaces and the 11/40 wasn't one > of them? > > If I'm wrong that will be of some assistance to me actually :-) One of the OS's I run on my PDP-11/34C is BSD 2.9. It does NOT require separate I/D spaces. The following are supported by BSD 2.9: ----------------------------------------------------------------------- PDP-11/23, 24, 34, 34A, 40, 44, 45, 55, 60, or 70 CPU with at least 192 Kbytes of memory Any of the following disks**: DEC MASSBUS: RM03, RM05, RP04, RP05, RP06 DEC UNIBUS: RK05, RK06, RK07, RL01, RL02, RM02, RP03, RP04, RP05, RP06 AED 8000 UNIBUS: AMPEX DM980 (emulating RP03) AED STORM-II AMPEX DM980 (emulating RM02) DIVA COMP V MASSBUS: AMPEX 9300 EMULEX SC-21 UNIBUS: AMPEX 9300, CDC 9766 (emulating RM05) EMULEX SC-11 or SC-21 UNIBUS: CDC 9762, AMPEX DM980 The tape drives supported are: MASSBUS: TE16, TU45, TU77 UNIBUS: TE10, TE16, TS11, TU45, TU77 DATUM 15X20 UNIBUS: KENNEDY 9100 (emulating TE10) EMULEX TC-11 UNIBUS: KENNEDY 9100, 9300 (emulating TE10) I run BSD 2.11 which DOES require separate I/D spaces on my 11/83 Regards, Lyle -- Lyle Bickley Bickley Consulting West Inc. http://bickleywest.com "Black holes are where God is dividing by zero"