Hi Alan, One of my old field service accounts had one on their 11/03. There aren't many around, and mine is buried here somewhere.
Thanks, Paul On Thu, Jun 26, 2025 at 1:39 PM Alan Frisbie via cctalk < [email protected]> wrote: > Paul Anderson <[email protected]> wrote: > > > If you have an original 11/03, I have a dozen or so H780 power supplies, > > which are very hard to find. They are also used in the Vax 11/780 front > > end, the RKV11-D and possibly a few other items. > > Wow, someone who actually knows about the RKV11-D!!! I've had DEC > people visit my place, see the RKV11-D, and proclaim that "DEC never > made that!". Since you know what it is, can you tell us anything about > how it came to be, and why it is so little-known? > > I bought mine back in 1978 or so from Newman Computer Exchange for > my 11/03. I later added the missing wires (and chip) to enable 18-bit > addressing when I got an 11/73. I haven't used it since I moved to > Oregon six years ago, but it would take just a few hours to remove > the RK05 head locks and plug things in, assuming that all the > capacitors are still good. > > It came in handy to prove to the RSX development group that RSX-11M > version 2.0 would run on an 11/73. :-) > > Alan Frisbie > > >
