Re: Mystery IC: Allen Bradley 314B102

2015-12-18 Thread Mike Stein
- Original Message - From: "Brent Hilpert" Sent: Wednesday, December 16, 2015 2:01 AM On 2015-Dec-15, at 6:21 PM, Mike Ross wrote: > > I have taken Brent up on that :-) > First crack can be picked up here: http://www.cs.ubc.ca/~hilpert/tmp/WIOSelectric.pdf - Reply - Awesome

Re: What did computers without screens do?

2015-12-18 Thread Noel Chiappa
> From: Chuck Guzis > It's also occurred to me that without screens, we might be better off > today ... The average web-surfing experience blasts the user with tons > of filigree and useless data, but very little useful information. ... > Web sites that have multi-megabyte spla

Re: Decisions you regret (classiccmp related)

2015-12-18 Thread Noel Chiappa
> From: Doug Ingraham > I regret that when I obtained my Straight 8 system in the early 80's I > chose not to take the ASR-35. > ... > A glass terminal is not the same experience as a teletype. Thank goodness for that! I had the 'joy' of using exclusively Teletypes for the fir

Classic CMP list fall over again?

2015-12-18 Thread Dave Woyciesjes
Did the email server fall over again? -- --- Dave Woyciesjes --- ICQ# 905818 --- CompTIA A+ Certified IT Tech -http://certification.comptia.org/ --- HDI Certified Support Center Analyst -http://www.ThinkHDI.com/ Registered Linux user number 464583 "Computers have lots of memory but no

Re: Re-inking printer ribbons

2015-12-18 Thread Jason Howe
On 12/14/2015 04:28 PM, Mike wrote: On 12/14/2015 08:13 PM, Jason Howe wrote: On 12/13/2015 10:17 AM, william degnan wrote: I have found that most vintage ribbons can be replaced with new ribbons for new devices. Worst case you may find the right width but you'll have to re-thread to fit the

Re: Decisions you regret (classiccmp related)

2015-12-18 Thread Doug Ingraham
On Thu, Dec 17, 2015 at 8:53 AM, Mike Boyle wrote: > -- > I did a Google search on a straight eight system and found this . . > > http://www.pdp8.net/shows/vcfe12/exhibit_small.jpg > > If this is the correct image I see a small round screen and if memory > serves me a line > like a heart beat mon

Mystery IC: Allen Bradley 314B102

2015-12-18 Thread GerardCJAT
@ Brent Hilpert May I ask what software you use for creating your schematics ?? I like the way gates are drawn. Thanks ! --- L'absence de virus dans ce courrier électronique a été vérifiée par le logiciel antivirus Avast. https://www.avast.com/antivirus

Re: A suitable project for Display-less computing

2015-12-18 Thread Mike Boyle
On Thu, Dec 17, 2015 at 5:41 PM, Fred Cisin wrote: > On Thu, 17 Dec 2015, Mike Boyle wrote: > >> I would love to have a micro and all of the 70 and 80- 87 Honda Motorcycle >> parts! The old ATC's Gotta Love em! >> > > Then you should start designing a database to keep track of the parts, and > th

Re: Decisions you regret (classiccmp related)

2015-12-18 Thread Geoffrey Oltmans
On Fri, Dec 18, 2015 at 8:44 AM, Noel Chiappa wrote: > 'joy' of using exclusively Teletypes for > the first two years I worked with computers, and I didn't (and still don't) > miss them one bit! > > Which is not to say I look down on those who collect/restore them, I > understand they are an imp

Re: IBM PS/2 Model 70 HARD DRIVE NEEDED

2015-12-18 Thread Fred Cisin
On Fri, 18 Dec 2015, couryho...@aol.com wrote: kept a LAPTOP IBM with dual floppies and a odd plasma screen all in one IBM computer... "Convertable" Prior to release, IBM was filming one or more commercials with a Charlie Chaplin look-a-like in a 1957 Chevy ragtop and we have an IBM that

RE: Decisions you regret (classiccmp related)

2015-12-18 Thread Rick Bensene
Two things...not really "decisions", but circumstances where had I been more clueful, would have resulted in getting some good stuff -- 1) My father owned a production machine shop. He had an early CNC mill that used a PDP 8/m as the "C" in CNC (Computerized Numerical Control). The machine wa

Re: Decisions you regret (classiccmp related)

2015-12-18 Thread william degnan
> > > > He said that the scrappers had already been called, and that I'd have to > beat them there and get the stuff, as he wanted it gone that day. I > signed the waiver, and then went to my boss immediately and said I had an > urgent issue to tend to, and that I needed the rest of the day off.

Re: What did computers without screens do?

2015-12-18 Thread Chuck Guzis
On 12/18/2015 06:40 AM, Noel Chiappa wrote: Agree completely. The amount of useless 'eye candy' on the average Web page is, well, appalling. But then again, the low S/N on developing technologies, as worthless content expands faster than high quality - well, that's nothing new, look at TV. He

Re: What did computers without screens do?

2015-12-18 Thread Paul Berger
On 2015-12-18 2:04 PM, Chuck Guzis wrote: On 12/18/2015 06:40 AM, Noel Chiappa wrote: Agree completely. The amount of useless 'eye candy' on the average Web page is, well, appalling. But then again, the low S/N on developing technologies, as worthless content expands faster than high quality -

RE: Classic CMP list fall over again?

2015-12-18 Thread Jay West
Uh no? Steady stream of posts. -Original Message- From: Dave Woyciesjes [mailto:woycies...@sbcglobal.net] Sent: Friday, December 18, 2015 9:47 AM To: ClassicCMP ; jw...@classiccmp.org Subject: Classic CMP list fall over again? Did the email server fall over again? -- --- Dave Woyci

Re: IBM PS/2 Model 70 HARD DRIVE NEEDED

2015-12-18 Thread Paul Berger
On 2015-12-18 12:42 PM, Fred Cisin wrote: On Fri, 18 Dec 2015, couryho...@aol.com wrote: kept a LAPTOP IBM with dual floppies and a odd plasma screen all in one IBM computer... "Convertable" Prior to release, IBM was filming one or more commercials with a Charlie Chaplin look-a-like in a 1957

Re: Classic CMP list fall over again?

2015-12-18 Thread Dave Woyciesjes
I wonder if I got suspended... I'll have to go have a look-see... On 12/18/2015 02:44 PM, Jay West wrote: Uh no? Steady stream of posts. -Original Message- From: Dave Woyciesjes [mailto:woycies...@sbcglobal.net] Sent: Friday, December 18, 2015 9:47 AM To: ClassicCMP ; jw...@clas

Re: Classic CMP list fall over again?

2015-12-18 Thread Dave Woyciesjes
On 12/18/2015 03:05 PM, Dave Woyciesjes wrote: I wonder if I got suspended... I'll have to go have a look-see... Ah, yup, there we go. Yahoo bouncing again, and got suspended On 12/18/2015 02:44 PM, Jay West wrote: Uh no? Steady stream of posts. -Original Message--

Re: IBM PS/2 Model 70 HARD DRIVE NEEDED

2015-12-18 Thread Guy Sotomayor
> On Dec 18, 2015, at 12:03 PM, Paul Berger wrote: > >> > The screen on the convertable is not plasma, it is a LCD screen and there > where two versions one reflective and the other backlit. In the PS/2 days > there where suitcase size machines with plasma displays but they only had a > sin

Re: IBM PS/2 Model 70 HARD DRIVE NEEDED

2015-12-18 Thread Paul Berger
On 2015-12-18 4:15 PM, Guy Sotomayor wrote: On Dec 18, 2015, at 12:03 PM, Paul Berger wrote: The screen on the convertable is not plasma, it is a LCD screen and there where two versions one reflective and the other backlit. In the PS/2 days there where suitcase size machines with plasma disp

Re: What did computers without screens do?

2015-12-18 Thread Ian S. King
I deal with modern computing devices with no visual display - or at least, the visual display is not used. My current Day Job is in accessibility, and I make extensive use of screen readers (your Android phone comes with TalkBack, and if you're an iSerf you have VoiceOver). It changes the design

Re: Mystery IC: Allen Bradley 314B102

2015-12-18 Thread Brent Hilpert
On 2015-Dec-16, at 10:26 PM, Mike Ross wrote: > On Wed, Dec 16, 2015 at 8:01 PM, Brent Hilpert wrote: >> >> First crack can be picked up here: >>http://www.cs.ubc.ca/~hilpert/tmp/WIOSelectric.pdf >> >> There are a few areas and pins I couldn't discern from the photos. >> Mostly around U1

Re: Mystery IC: Allen Bradley 314B102

2015-12-18 Thread Brent Hilpert
On 2015-Dec-18, at 12:13 AM, Mike Stein wrote: > - Original Message - > From: "Brent Hilpert" > Sent: Wednesday, December 16, 2015 2:01 AM > > First crack can be picked up here: > http://www.cs.ubc.ca/~hilpert/tmp/WIOSelectric.pdf > > - Reply - > > Mind telling me/us what softw

Re: Mystery IC: Allen Bradley 314B102

2015-12-18 Thread Paul Berger
On 2015-12-18 5:00 PM, Brent Hilpert wrote: On 2015-Dec-16, at 10:26 PM, Mike Ross wrote: On Wed, Dec 16, 2015 at 8:01 PM, Brent Hilpert wrote: First crack can be picked up here: http://www.cs.ubc.ca/~hilpert/tmp/WIOSelectric.pdf There are a few areas and pins I couldn't discern from

Re: Design tools Was: Mystery IC: Allen Bradley 314B102

2015-12-18 Thread Noel Chiappa
> From: Brent Hilpert > I need to move to something newer but I haven't evaluated current > schematic-drawing programs Dave Bridgham got me started with KiCAD, and that seems like a pretty good system to me. It has separate sub-systems for schematic capture; circuitry checking; netlis

RE: Decisions you regret (classiccmp related)

2015-12-18 Thread Robert Jarratt
> -Original Message- > From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Noel > Chiappa > Sent: 18 December 2015 14:44 > To: cctalk@classiccmp.org > Cc: j...@mercury.lcs.mit.edu > Subject: Re: Decisions you regret (classiccmp related) > > > From: Doug Ingraham > >

IBM Mainframe terminal stuff

2015-12-18 Thread Guy Sotomayor
I’ve been tinkering around with my IBM Mainframe terminals and I’m pretty close to having everything the way that I want it. I currently have an IBM 3174-61R Establishment controller connecting to my “mainframes” via TCP/IP. This allows me to not only connect to my Multiprise 3000 S/390 but al

WTB: Fluke 9005/9010 pods or whole fluke 9005/9010 with pods

2015-12-18 Thread rescue
Looking for some Fluke Micro System Troubleshooter stuff: Looking for the following key caps: AUTO, BUS, RAM SHORT, and C Bonus key caps (not needed, but better ones would be nice): RAM LONG, I/O, 1, 2 Also looking for PODS for: 6502 Z80 6809 8080 If you have any of these available, please l

Re: IBM PS/2 Model 70 HARD DRIVE NEEDED

2015-12-18 Thread COURYHOUSE
ok we have this In the PS/2 days there where suitcase size machines with plasma displays but they only had a single diskette drive that folded out of the front, we also have the dual disc laptop 1st thing IBM made with lcd then we also have a one that is like a suitcase compaq p

Re: Design tools Was: Mystery IC: Allen Bradley 314B102

2015-12-18 Thread Chuck Guzis
On 12/18/2015 02:38 PM, Noel Chiappa wrote: Dave Bridgham got me started with KiCAD, and that seems like a pretty good system to me. It has separate sub-systems for schematic capture; circuitry checking; netlist generation; PCB layout; etc, etc. I've only worked with the first three, but it seem

Re: IBM Mainframe terminal stuff

2015-12-18 Thread Mike Ross
Oh sounds like fun! I'm working with 3277 which uses a different protocol; connects to older mainframes (360/370) via 3171/3172 controllers - channel attached or remote. Also connects to System/3 direct to the CPU hardware as a console. I have a 3172 controller; physically rough and needs restorat

Re: IBM Mainframe terminal stuff

2015-12-18 Thread Mike Ross
g 3271 and 3272 controllers I should have said! They're much dumber than 3174 - no program load device whatever; all done in hardware. Just an on/off switch and a couple of status lights. Mike On Sat, Dec 19, 2015 at 2:27 PM, Mike Ross wrote: > Oh sounds like fun! > > I'm working with 3277 w

Re: IBM Mainframe terminal stuff

2015-12-18 Thread William Donzelli
Do you have a 3272? I found one during the cleanup of the Black Hole. I think I can get ALDs and docs for it. -- Will On Fri, Dec 18, 2015 at 8:30 PM, Mike Ross wrote: > g 3271 and 3272 controllers I should have said! They're much > dumber than 3174 - no program load device whatever; all do

Re: IBM Mainframe terminal stuff

2015-12-18 Thread Paul Berger
On 2015-12-18 9:30 PM, Mike Ross wrote: g 3271 and 3272 controllers I should have said! They're much dumber than 3174 - no program load device whatever; all done in hardware. Just an on/off switch and a couple of status lights. Mike On Sat, Dec 19, 2015 at 2:27 PM, Mike Ross wrote: Oh sou

Re: IBM Mainframe terminal stuff

2015-12-18 Thread Mike Ross
I have a 3271 Model 2 - the remote bisync one. It's in embarrassing condition; I'll take pics once it's cleaned up! Only IBM product I have with significant wood in it; the top panel of the unit is made of formica-covered chipboard! No docs. I wonder if it might be possible to finagle it into wor

Re: IBM Mainframe terminal stuff

2015-12-18 Thread William Donzelli
Most (all?) 029/129s have a chipboard top. Also, you S/3 should, right? The only bit of classic computer stuff I have ever seen with REAL wood on it was a Computervision system during college. The cabinets has strips of oak on the front. Quite nice. -- Will On Fri, Dec 18, 2015 at 9:32 PM, Mike

Re: IBM Mainframe terminal stuff

2015-12-18 Thread Mike Ross
My 129 had a chipboard top I believe; I can't confirm as the bloody thing was stolen! (Belongs in 'biggest regrets' thread g). No wood in my System/3s; all metal, including the 'desktop' which ties the CPU to the printer and disk/card units. I'll tell what does have wood though, now I think a

Re: IBM Mainframe terminal stuff

2015-12-18 Thread Paul Berger
Its possible, but you need a modem eliminator mostly to provide the clocks for the sync data line, other than that is is similar to a null modem. I remember the control units being pretty much trouble free however the 3277 terminals,3284 and 3286 printers where a different story. What I reme

Re: IBM Mainframe terminal stuff

2015-12-18 Thread Mike Ross
I've just repaired my 3277 which had lain idle for Goddess knows how long - decades possibly. I stripped, cleaned, and inspected it. I found a loose capacitor - one of the tiny black rectangular ones - lying in the bottom of the thing. I found out where it came from on the analog board and put a

Re: IBM Mainframe terminal stuff

2015-12-18 Thread Jon Elson
On 12/18/2015 08:40 PM, William Donzelli wrote: Most (all?) 029/129s have a chipboard top. Also, you S/3 should, right? The only bit of classic computer stuff I have ever seen with REAL wood on it was a Computervision system during college. The cabinets has strips of oak on the front. Quite nice

Re: IBM Mainframe terminal stuff

2015-12-18 Thread Fred Cisin
On Fri, 18 Dec 2015, William Donzelli wrote: Most (all?) 029/129s have a chipboard top. Also, you S/3 should, right? The only bit of classic computer stuff I have ever seen with REAL wood on it was a Computervision system during college. The cabinets has strips of oak on the front. Quite nice.

Re: IBM Mainframe terminal stuff

2015-12-18 Thread William Donzelli
I have a spare 029 that got wet, so the desk portion expanded. Definitely chipboard. I think the 1130 also have a chipboard desktop. Many have a distinctive crack from expansion. -- Will On Fri, Dec 18, 2015 at 10:24 PM, Jon Elson wrote: > On 12/18/2015 08:40 PM, William Donzelli wrote: >> >> M

Re: IBM Mainframe terminal stuff

2015-12-18 Thread Jon Elson
On 12/18/2015 09:27 PM, William Donzelli wrote: I have a spare 029 that got wet, so the desk portion expanded. Definitely chipboard. Sorry, I was thinking of the 026! Jon

RE: VAX 4000-500 PSU Overload?

2015-12-18 Thread Robert Jarratt
> -Original Message- > From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Maciej W. > Rozycki > Sent: 17 December 2015 16:18 > To: cctalk@classiccmp.org > Cc: cct...@classiccmp.org > Subject: RE: VAX 4000-500 PSU Overload? > > NB the two brown capacitors seen in the middle

Re: Decisions you regret

2015-12-18 Thread Mike Boyle
On Thu, Dec 17, 2015 at 10:48 PM, Peter Cetinski wrote: > > On Dec 17, 2015, at 4:40 PM, devin davison wrote: > > > > I Volunteer constantly at the salvation army looking for such things to > > show up. > > I love your dedication to the hobby. Working at the Salvation Army just > to get an "in"