DEC DS-32 and IBM Series 1

2018-04-14 Thread David Gesswein via cctalk
Someone in Barnet, North London, post code is EN5 1RJ has two DEC DS-32 drives and IBM Series/1 computer and some drives. Last wording was Sale or swap. You may contact them at st...@pdp8online.com.

Stuff in my desk, utterly forgotten

2018-04-14 Thread Chuck Guzis via cctalk
I've found a couple more documents lurking in my desk that I've completely forgotten about. The first is a UniSoft Uniplus+ System V User Guide. Circa 1984. Basically a SysV Unix user's guide. I have no idea what platform this was intended for, as it's pretty much a generic document. A couple h

Re: 18 bit CPU; was: Speed now & then

2018-04-14 Thread Bill Gunshannon via cctalk
On 04/12/2018 09:55 AM, Toby Thain via cctalk wrote: > On 2018-04-12 7:48 AM, Bill Gunshannon via cctalk wrote: >> >> On 04/12/2018 02:45 AM, Chuck Guzis via cctalk wrote: >>> On 04/11/2018 06:38 PM, Chuck Guzis via cctalk wrote: On 04/11/2018 02:48 PM, ben via cctalk wrote: > I hav

Re: 18 bit CPU; was: Speed now & then

2018-04-14 Thread Toby Thain via cctalk
On 2018-04-14 7:00 PM, Bill Gunshannon via cctalk wrote: > ... > I'm familiar with Univac's having worked on the 1100 many moons ago, > But look at the line above my comment: >  "you assume that a char is 8 bits, with a signed char having a range > of +/-255". > > An 8 bit signed char has the va

Re: Speed now & then

2018-04-14 Thread Boris Gimbarzevsky via cctalk
TAhanks for that link which fits with my measurements (nowhere as detailed) of ones actual ability to do things with "modern" hardware. In the 1980's I was used to being able to measure events with 0.2 microsecond precision using a PDP-11 and my expectation was that the accuracy was only goi

To be scrapped in as little as 2 months

2018-04-14 Thread Pete Lancashire via cctalk
3 x DEC Alphas, small deskside models 5 to 6 x Sun pizza boxes one a Sparc 1 prototype 029 IBM Keypunch The day I can have a 15 cubic yard scrap metal drop box the stuff will start to be tossed in. All based on when the rains stop and the ground is hard enough I can't want much longer For tho