Re: Visiting Boston - Classic computer recommendations (Huw Davies)

Michael Thompson wrote: > Please visit us at the Rhode Island Computer Museum. About 60 miles south > of boaton. > http://www.ricomputermuseum.org/ If I do, I'd expect ITS to be up and running before I left. Do you have anything for KS10 networking? IMP, Chaos, Ethernet?

RE: TRS-80 Fragmentation

On Fri, 27 Apr 2018, W2HX via cctalk wrote: All that "fragmentation" to me was wonderful. Different models, different capabilities it was magical! There are two different interpretations of "fragmentation". Both are implicitly negative. "Any color you want, as long as it is black" (1909) saves

Re: TRS-80 Fragmentation

Glen Slick via cctalk wrote: On Thu, Apr 26, 2018 at 8:23 PM, Carlos E Murillo-Sanchez via cctalk wrote: Interesting. HP made ISA card versions of early (or actually, pre-) HP9000-300 that were designated as "Basic Language Processors", hosting a 68000 and having GPIB

Re: TRS-80 Fragmentation

W2HX via cctalk wrote: The first personal computer I ever came in contact with was the TRS-80 Model 1 (Level II) at a friend of my father's in Long Island around 1979. I learned to program basic at his house and practiced during the summer at my junior high school that had a few Model 1's for

Re: TRS-80 Fragmentation

On Thu, Apr 26, 2018 at 8:23 PM, Carlos E Murillo-Sanchez via cctalk wrote: > > Interesting. HP made ISA card versions of early (or actually, pre-) > HP9000-300 that were designated as "Basic Language Processors", hosting a > 68000 and having GPIB I/O. Interesting beasts.

Re: TRS-80 Fragmentation

Eric Smith via cctalk wrote: On Thu, Apr 26, 2018, 15:59 Bill Gunshannon via cctalk < cctalk@classiccmp.org> wrote: I believe the Z-80 was subordinate to the M68K. In high-level conceptual term, maybe, depending on the software. In term of the actual capabilities of the hardware, the Z80 was

RE: TRS-80 Fragmentation

The first personal computer I ever came in contact with was the TRS-80 Model 1 (Level II) at a friend of my father's in Long Island around 1979. I learned to program basic at his house and practiced during the summer at my junior high school that had a few Model 1's for kids to work with. The

Re: TRS-80 Fragmentation

On Thu, Apr 26, 2018 at 7:18 PM, Fred Cisin via cctalk < cctalk@classiccmp.org> wrote: > > D'ya mean like an automobile company making more than one model? Surely > there is no need for Toyota to make both a Corolla AND a Camry! > > Hmm... not really sure about that comparison. After all, it's

Re: TRS-80 Fragmentation

TRS-80 Model II and 16, 68k based "business" machines The Models II and 12 were Z80 based machines. The models 16 and 6000 were the same Z80 based machines with 68k subsystems added via additional cards to allow them to run Xenix. On Thu, 26 Apr 2018, Geoff Oltmans via cctalk wrote: D'oh! I

Re: Visiting Boston - Classic computer recommendations (Huw Davies)

> > Date: Thu, 26 Apr 2018 19:17:18 +1000 > From: Huw Davies > Subject: Visiting Boston - Classic computer recommendations > > I?m in Boston MA (technically Canton) for the next three weeks (April 29 > to May 19). Looking for recommendations on classic

Re: TRS-80 Fragmentation

I believe the Z-80 was subordinate to the M68K. On Fri, 27 Apr 2018, Eric Smith via cctalk wrote: In high-level conceptual term, maybe, depending on the software. In term of the actual capabilities of the hardware, the Z80 was firmly in control of _everything_ in the machine, including control

Re: Looking for Heath H-29 operation manual and schematic

Al, following up on this thread from February, in case you are still looking, I just came across my copies of: - Z-29 Uers's & Technical Guide (1983) - Z-29 ASCII character and escape code chart Despite the claim to be a "Technical" guide, the above is really more of a user manual,

Re: TRS-80 Fragmentation

On Thu, Apr 26, 2018, 15:59 Bill Gunshannon via cctalk < cctalk@classiccmp.org> wrote: > I believe the Z-80 was subordinate to the M68K. In high-level conceptual term, maybe, depending on the software. In term of the actual capabilities of the hardware, the Z80 was firmly in control of

Re: TRS-80 Fragmentation

On Thu, 26 Apr 2018, Geoffrey Oltmans via cctalk wrote: common architecture. Do you think that if they had, say, revised and extended the Model I system to color/80 column that the rest would have been mostly redundant? D'ya mean like an automobile company making more than one model? Surely

Re: TRS-80 Fragmentation

> On Apr 26, 2018, at 4:51 PM, Mark J. Blair via cctalk > wrote: > > >> On Apr 26, 2018, at 14:25, Geoffrey Oltmans via cctalk >> wrote: >> >> TRS-80 Model II and 16, 68k based "business" machines > > The Models II and 12 were Z80 based

Re: Amusing IBM test system model

SMECC  WOULD BE INTERESTED IN ALL  Thanks  Ed   In a message dated 4/22/2018 10:22:49 PM US Mountain Standard Time, cctalk@classiccmp.org writes:   I also have a few others listed: ADINTS https://www.ebay.com/itm/132588526929 IBM 1401/707 https://www.ebay.com/itm/132581434367 IBM System/3

Re: TRS-80 Fragmentation

I do have a workslate!   Odd   portable...  Thin we  have a printer too  for it? Ed#  www.smecc.org    In a message dated 4/26/2018 2:56:41 PM US Mountain Standard Time, cctalk@classiccmp.org writes:   > > TRS-80 Model 100, 102, 200 (rebadged Kyoceras) On Thu, 26 Apr 2018, Ed Sharpe via cctalk

Re: Rick Dickinson, ZX Spectrum designer, RIP

I had to choose between buying not skimping on groceries V a Mini-Cooper-S (needed a little work) V Honda 600 V TRS80. Did I make the right choice? On Thu, 26 Apr 2018, Liam Proven wrote: I'd go for a bike over a car any day. Well, when I was young, anyway. Now, I'm getting kinda stiff and

Re: TRS-80 Fragmentation

On 04/26/2018 05:58 PM, Bill Gunshannon via cctalk wrote: > > On 04/26/2018 05:51 PM, Mark J. Blair via cctalk wrote: >>> On Apr 26, 2018, at 14:25, Geoffrey Oltmans via cctalk >>> wrote: >>> >>> TRS-80 Model II and 16, 68k based "business" machines >> The Models II and 12

Re: Rick Dickinson, ZX Spectrum designer, RIP

On Thu, 26 Apr 2018 at 23:30, Geoffrey Oltmans wrote: > I don't know what it's like around your home, but most places in the US aren't terribly bike friendly. Since the advent of texting and smart phones even less so. Still, I keep thinking I should trade my one way 4 mile

Re: Rick Dickinson, ZX Spectrum designer, RIP

On Thu, 26 Apr 2018 at 19:54, Geoff Oltmans wrote: > I think you'd find a few people this side of the pond whose first computer was a Timex Sinclair 1000 (our equivalent of the ZX81). I know that was true in our household... My dad purchased one brand-new at Albertson's (a

Re: Rick Dickinson, ZX Spectrum designer, RIP

On Thu, 26 Apr 2018 at 16:55, Zane Healy wrote: > My first computer was supposed to be a ZX81. I worked all Summer painting the house to earn it. As it happens, my payment was a VIC-20 with a tape recorder. I guess the VIC had colour and sound, but that 22-column screen

Re: TRS-80 Fragmentation

On 04/26/2018 05:51 PM, Mark J. Blair via cctalk wrote: >> On Apr 26, 2018, at 14:25, Geoffrey Oltmans via cctalk >> wrote: >> >> TRS-80 Model II and 16, 68k based "business" machines > The Models II and 12 were Z80 based machines. The models 16 and 6000 were the > same

Re: TRS-80 Fragmentation

> TRS-80 Model 100, 102, 200 (rebadged Kyoceras) On Thu, 26 Apr 2018, Ed Sharpe via cctalk wrote: But... i have   yet  to see a  Kyocera...   Ed# NEC 8201, Olivetti M10 were more of the Kyoto Ceramics machines. NEC was about 3/8" thicker, but had much more expansion capability. 8085, 8x40

Re: TRS-80 Fragmentation

> On Apr 26, 2018, at 14:25, Geoffrey Oltmans via cctalk > wrote: > > TRS-80 Model II and 16, 68k based "business" machines The Models II and 12 were Z80 based machines. The models 16 and 6000 were the same Z80 based machines with 68k subsystems added via additional

Re: TRS-80 Fragmentation

But... i have   yet  to see a  Kyocera...   Ed#   In a message dated 4/26/2018 2:25:47 PM US Mountain Standard Time, cctalk@classiccmp.org writes:   TRS-80 Model 100, 102, 200 (rebadged Kyoceras)

Re: Rick Dickinson, ZX Spectrum designer, RIP

On Thu, Apr 26, 2018 at 4:15 PM, Liam Proven via cctalk < cctalk@classiccmp.org> wrote: > On Thu, 26 Apr 2018 at 23:04, Fred Cisin via cctalk > > wrote: > > I'd go for a bike over a car any day. Well, when I was young, anyway. Now, > I'm getting kinda stiff and creaky...

Re: Rick Dickinson, ZX Spectrum designer, RIP

> On 26 Apr 2018, at 22:13, Eric Smith via cctalk wrote: > > On Thu, Apr 26, 2018 at 3:11 PM, Fred Cisin via cctalk < > cctalk@classiccmp.org> wrote: > >> On Thu, 26 Apr 2018, Eric Smith via cctalk wrote: >> >>> Those Microdrives were such a Cheese design. >>> >> >>

TRS-80 Fragmentation

It is obvious that the TRS-80 line of computers suffered severe fragmentation with differing architectures: TRS-80 Model I, III, and 4(P) are all obviously of a mostly compatible architecture. TRS-80 Model II and 16, 68k based "business" machines TRS-80 CoCo I, II, III (Dragon) TRS-80 PC-x,

Re: Rick Dickinson, ZX Spectrum designer, RIP

On Thu, 26 Apr 2018 at 23:04, Fred Cisin via cctalk wrote: > Neither "first", nor "sub-$1000" > Apple][ was $1298, and discounts were very rare. > TRS-80 at $599 was less than half the price. > Pet at $795 was barely more than half the price. The TRS-80 line barely sold

Re: Rick Dickinson, ZX Spectrum designer, RIP

On Thu, Apr 26, 2018 at 3:11 PM, Fred Cisin via cctalk < cctalk@classiccmp.org> wrote: > On Thu, 26 Apr 2018, Eric Smith via cctalk wrote: > >> Those Microdrives were such a Cheese design. >> > > The American Cheese Society (industry association) would probably resent > that comparison I was

Re: Rick Dickinson, ZX Spectrum designer, RIP

On Thu, Apr 26, 2018 at 3:03 PM, Fred Cisin via cctalk < cctalk@classiccmp.org> wrote: > Apple][ was $1298, and discounts were very rare. > TRS-80 at $599 was less than half the price. > Pet at $795 was barely more than half the price. > By connecting a CCTV monitor, I got my TRS80 new for $399.

Re: Rick Dickinson, ZX Spectrum designer, RIP

On Thu, 26 Apr 2018, Eric Smith via cctalk wrote: Those Microdrives were such a Cheese design. The American Cheese Society (industry association) would probably resent that comparison.

Re: Rick Dickinson, ZX Spectrum designer, RIP

On Thu, 26 Apr 2018 at 22:41, TeoZ via cctalk wrote: > My first computer was a Timex 2068 just before Timex got out of computers. I > had seen advertisements for the 1000 model but it looked like junk at the > time (no real keyboard, you needed to have the 16K RAM cart to

Re: Rick Dickinson, ZX Spectrum designer, RIP

On Thu, Apr 26, 2018 at 2:37 PM, Liam Proven via cctalk < cctalk@classiccmp.org> wrote: > The QL was a weird machine. It predated the Mac by a matter of weeks and in > crude spec terms was comparable -- 128 kB RAM, 68008 vs 68000, 2 x 100 kB > Microdrives versus 1 x 400 kB floppy. The QL did

Re: Rick Dickinson, ZX Spectrum designer, RIP

On Thu, 26 Apr 2018, Liam Proven via cctalk wrote: A lengthy interview with the later great Rick Dickinson, product designer of basically every Sinclair computer, who sadly died of cancer on Tuesday. https://medium.com/@ghalfacree/an-interview-with-rick-dickinson-3fea60537338 He not only did the

Re: Rick Dickinson, ZX Spectrum designer, RIP

My first computer was a Timex 2068 just before Timex got out of computers. I had seen advertisements for the 1000 model but it looked like junk at the time (no real keyboard, you needed to have the 16K RAM cart to do anything). Still the 1000 was CHEAP. When I vacationed in Greece for a

Re: Rick Dickinson, ZX Spectrum designer, RIP

On Thu, 26 Apr 2018 at 21:33, Mark J. Blair via cctalk < cctalk@classiccmp.org> wrote: > Over here in the US, I remember seeing the Sinclair QL in a magazine (probably Byte?) and thinking it looked exotic and interesting. I thought the little tape drives looked neat, and didn’t know enough to

Re: Rick Dickinson, ZX Spectrum designer, RIP

Over here in the US, I remember seeing the Sinclair QL in a magazine (probably Byte?) and thinking it looked exotic and interesting. I thought the little tape drives looked neat, and didn’t know enough to appreciate how much better a floppy drive would have made the system. I have no regrets

Re: Rick Dickinson, ZX Spectrum designer, RIP

On Thu, 26 Apr 2018 at 19:26, Adrian Graham via cctalk < cctalk@classiccmp.org> wrote: > My first was a ZX80 which my Dad borrowed from my physics teacher at school. That spurred me on to get my own ZX81 which had just come out, then the Research Machines 380Z at later school, then the 48K

Re: Rick Dickinson, ZX Spectrum designer, RIP

On Thu, 26 Apr 2018 at 19:17, j...@cimmeri.com wrote: > Very interesting to see this perspective from the UK! Oh good. :-) > Located in the U.S. (Washington, D.C), I started with an Apple II+ in 1979 as a 12 year old. This confirms the sort of thing I read. US users had

Re: Rick Dickinson, ZX Spectrum designer, RIP

> On Apr 26, 2018, at 7:47 AM, Liam Proven via cctalk > wrote: > > I know this is a rather USA-centric list, so probably most of you started > off with things like the Apple II, the first sub-$1000 home computer. But > in Britain and Europe back then, we were a lot

Re: Rick Dickinson, ZX Spectrum designer, RIP

> On 26 Apr 2018, at 13:47, Liam Proven via cctalk > wrote: > > I think if you ask virtually any British person in their late 30s, 40s or > 50s, in anything connected with IT, what their first computer was, the > answer would be a ZX 81 or a ZX Spectrum. It was the

RE: Restoring rubber keyboard on a logic analyzer

Easier solution is to apply some conductive light lube. Radio Shack used to carry it, and I repaired a LOT of remote controls with it! Cindy -Original Message- From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Peter Coghlan via cctalk Sent: Wednesday, April 25, 2018 4:17

Re: Rick Dickinson, ZX Spectrum designer, RIP

There was a very large Timex 1000 / ZX81 user base in the US. I have quite a lot of newsletters and documents from these groups. I even did an exhibit on the subject of SIGs for the Timex 1000 ZX81 at VCF MW a few years ago. You can see stacks of newsletters in stands flanking the machines and

Re: Rick Dickinson, ZX Spectrum designer, RIP

> On Apr 26, 2018, at 5:47 AM, Liam Proven via cctalk > wrote: > > He not only did the ZX 80, ZX 81, ZX Spectrum and the QL, but also the Z88, > the Spectrum Next and others -- along with a lot of other stuff. > > I know this is a rather USA-centric list, so probably

Re: Rick Dickinson, ZX Spectrum designer, RIP

Just to add some info to the excellent Liam's post, it was a revolution in south america too. The first computers in Brazil were ZX80 clones (TK82C is a ZX80 clone, not a ZX81...ZX81 were cloned just in the TK85 computer) and it was a revolution! I was a very poor guy, my father was a Militar

Rick Dickinson, ZX Spectrum designer, RIP

A lengthy interview with the later great Rick Dickinson, product designer of basically every Sinclair computer, who sadly died of cancer on Tuesday. https://medium.com/@ghalfacree/an-interview-with-rick-dickinson-3fea60537338 He not only did the ZX 80, ZX 81, ZX Spectrum and the QL, but also the

Visiting Boston - Classic computer recommendations

I’m in Boston MA (technically Canton) for the next three weeks (April 29 to May 19). Looking for recommendations on classic computer/classic car/sailing things of interest to do on the weekends. Huw Davies | e-mail: huw.dav...@kerberos.davies.net.au Melbourne| "If soccer