First Retail version of MS-DOS was Re: Ibm s-100 system?

2016-04-23 Thread Ali
I am not sure if 5.00 was the first Retail version. I know that for fact there is a 3.2 version released in the blue plexiglass Microsoft retail packaging. The 4.x versions are usually gray boxed with some having OEM/new computer stickers. -Ali

Re: Ibm s-100 system?

2016-04-23 Thread Chuck Guzis
On 04/23/2016 05:09 PM, Fred Cisin wrote: > After Microsoft upgraded PC-DOS from 1.00 to 1.10, they then > provided computer OEMs with a similar product numbered 1.25 OEMs were > expected to make their own personalized and customized IO.SYS, > MODE.COM (could also do stuff such as switching

Re: Ibm s-100 system?

2016-04-23 Thread Fred Cisin
On Sat, 23 Apr 2016, william degnan wrote: I have a copy of a MS or IBM DOS for my CompuPro on 8" disk, I think it's v. 1.25. 1.25 would be MS-DOS. The PC-DOS equivalent was 1.10 ("equivalent", NOT exactly the same (GWBASIC, MODE.COM differences, IO.SYS/IBMBIO.COM differences, FORMAT,

Re: Ibm s-100 system?

2016-04-23 Thread william degnan
On Sat, Apr 23, 2016 at 5:56 PM, Jim Brain wrote: > On 4/22/2016 11:02 AM, Guy Sotomayor wrote: > >> I wrote a somewhat long post a while ago on why we’re still stuck with >> various timing artifacts due to the original PC’s choice to use an NTSC >> color burst crystal as the

Re: Ibm s-100 system?

2016-04-23 Thread Jim Brain
On 4/22/2016 11:02 AM, Guy Sotomayor wrote: I wrote a somewhat long post a while ago on why we’re still stuck with various timing artifacts due to the original PC’s choice to use an NTSC color burst crystal as the main crystal for the PC. TTFN - Guy Link? -- Jim Brain br...@jbrain.com

Re: Ibm s-100 system?

2016-04-23 Thread william degnan
On Thu, Apr 21, 2016 at 7:52 PM, Guy Sotomayor <g...@shiresoft.com> wrote: > Nothing I ever heard of and I was in IBM Boca at the time and would have > heard > *something* about it. > > TTFN - Guy > > Are you sure, the IBM S-100 system was demoed only in Europe, I ass

Re: Ibm s-100 system?

2016-04-23 Thread Guy Sotomayor
t; *something* about it. >> >> TTFN - Guy >> >> > > Are you sure, the IBM S-100 system was demoed only in Europe, I assume > developed there too. I know of the S-100 cards with IBM mincomputer memory > that also eventually appeared in early RAM cards

Ibm s-100 system?

2016-04-21 Thread william degnan
Byte Jan 1981 page 204 refers to an IBM S-100 microcomputer system IBM demoed in Europe. Anyone here seen this machine or heard about it? Bill Degnan twitter: billdeg vintagecomputer.net

Re: Ibm s-100 system?

2016-04-21 Thread Paul Berger
On 2016-04-21 8:49 PM, william degnan wrote: Byte Jan 1981 page 204 refers to an IBM S-100 microcomputer system IBM demoed in Europe. Anyone here seen this machine or heard about it? Bill Degnan twitter: billdeg vintagecomputer.net Interesting I had never heard of that , but there prediction

Re: Ibm s-100 system?

2016-04-21 Thread Guy Sotomayor
Nothing I ever heard of and I was in IBM Boca at the time and would have heard *something* about it. TTFN - Guy > On Apr 21, 2016, at 4:49 PM, william degnan wrote: > > Byte Jan 1981 page 204 refers to an IBM S-100 microcomputer system IBM > demoed in Europe. Anyone here