On 2015-Jun-09, at 4:07 PM, William Donzelli wrote: > Varian bought the design of the 620. I forget the name of the original > firm, but I have a brochure on it. > > Weird things happen. CDC rebadged small VAX machines and Nova 3s, for > example, even with their minicomputer line intact.
> On Tue, Jun 9, 2015 at 6:45 PM, Paul Koning <paulkon...@comcast.net> wrote: >> >>> On Jun 9, 2015, at 5:58 PM, tony duell <a...@p850ug1.demon.co.uk> wrote >>> >>>> WTF? Varian was a competitor of DEC. They made minis themselves. Sounds >>>> extremely strange that one would take a DEC mini, and put a Varian badge >>>> on it. Did someone try to make a joke? >>> >>> I will always think of Varian as a maker of (very high quality) vacuum >>> equipment. >>> >>> I am sure this was not a joke. It wasn't just the name, the switch handles >>> were all green, the silkscreening >>> was different, etc. It was a normal PDP8/e inside, though. It was part of a >>> piece of lab equipment (I forget >>> what) and I had to do a minor repair on the PDP8/e side (this was over 20 >>> years ago...). I was pleased to >>> see that apart from a custom interface board, the rest of it was standard >>> DEC boards, so the printsets I >>> had applied. >> >> Interesting. Varian is a microwave equipment company; I have one of their >> TWTs sitting on my H960 at home. Vacuum equipment, I could believe that. >> But yes, Varian made a 16 bit minicomputer; I had a handbook for it at one >> time (now lost, I suspect). And if memory serves, the reason is that there >> was one in the Computer Science department at the University of Illinois >> where I studied. I remember nothing about the architecture, other than the >> fact it supported user microprogramming. >> >> Possibly the OEM PDP8 predates that device. Or possibly it wasn’t enough of >> a competitor for DEC to stop doing OEM business with Varian Another case example, going from the brochures at CHM / bitsavers, in the early 70s Foxboro were marketing their unique FOX-1 (perhaps the coolest-looking minicomputer ever): http://www.computerhistory.org/revolution/artifact/132/544 .. while their FOX-2 was a rebadged / OEM PDP-11/20 (see page 5 of FOX-2 pdf): http://bitsavers.trailing-edge.com/pdf/foxboro/ Out of curiousity: should any DEC-heads download the FOX-2 brochure, on pdf page 11, what is the unit above the 11/20 & paper tape reader? looks like it would be OEM from DEC, a disk or drum controller?.