Unidentified IBM Module / Package

2021-07-31 Thread Cory Heisterkamp via cctalk
Does anyone recognize these IBM modules? My gut says late 50’s based on the transistor packages and font. Perhaps for a contract or military system? Thanks- Cory https://www.dropbox.com/s/izitf1lmjqwcbuo/IBM1.jpg?dl=0 https://www.dropbox.com/s/dq8macaubrechkz/IBM2.jpg?dl=0

Re: Reading MT/ST Tapes

2021-07-31 Thread jim stephens via cctalk
On 7/31/2021 8:12 PM, Chuck Guzis via cctalk wrote: On 7/31/21 6:23 PM, Steve Malikoff via cctalk wrote: A practice still observable on Youtube where you can marvel at a grimy oily ASR33 being stripped down and restored, all the while whilst wearing a spotless crisp ironed long-sleeve

Re: Reading MT/ST Tapes

2021-07-31 Thread Chuck Guzis via cctalk
On 7/31/21 6:23 PM, Steve Malikoff via cctalk wrote: > A practice still observable on Youtube where you can marvel at a grimy oily > ASR33 being stripped down and restored, all the while whilst wearing a > spotless > crisp ironed long-sleeve pin-striped business shirt... :) >

Re: Branching the thread away from Compaq deskpro boards: "What We Have Lost"

2021-07-31 Thread Tony Aiuto via cctalk
On Tue, Jul 27, 2021 at 9:21 PM Grant Taylor via cctalk < cctalk@classiccmp.org> wrote: > On 7/27/21 4:27 AM, Liam Proven via cctalk wrote: > > This was a talk at a recent Chaos Computer Club congress: > > https://media.ccc.de/v/rc3-525180-what_have_we_lost#t=1707 > > > > « We have ended up in a

Re: Reading MT/ST Tapes

2021-07-31 Thread Steve Malikoff via cctalk
Paul said >Part of the fun of the banking terminals was some bank branches had the >machines on the counter, right where the banks customers are, and >customers would often feel obliged to offer some of their wit or wisdom >while you where up to you elbows in a greasy machine. I those days of

Re: Reading MT/ST Tapes

2021-07-31 Thread Grant Taylor via cctalk
On 7/31/21 1:38 PM, Chuck Guzis via cctalk wrote: Typo--I don't see so well in the morning. Obcously, S/360 ACK I would have assumed a typo, but as I get deeper and deeper into IBM, I'm finding more and more System/### than I ever heard of. So there was a non-trivial possibility that's

Re: Reading MT/ST Tapes

2021-07-31 Thread Chuck Guzis via cctalk
On 7/31/21 10:40 AM, Paul Berger via cctalk wrote: > I have never seen either of these machines but looking at pictures of > them it looks like the first version of 1620 had a type bar typewriter > as a console.  These type bar machine would have a common heritage with > the Flexowriters both are

Re: Reading MT/ST Tapes

2021-07-31 Thread Chuck Guzis via cctalk
On 7/31/21 12:22 PM, Grant Taylor via cctalk wrote: > On 7/31/21 10:19 AM, Chuck Guzis via cctalk wrote: >> Did the 1620 Mod II and the 1130 use the same Selectric mechanism as >> the S/260 1052? > > Is the S/260 a system that I'm completely oblivious to?  Or is it a typo? Typo--I don't see so

Re: Reading MT/ST Tapes

2021-07-31 Thread Grant Taylor via cctalk
On 7/31/21 10:19 AM, Chuck Guzis via cctalk wrote: Did the 1620 Mod II and the 1130 use the same Selectric mechanism as the S/260 1052? Is the S/260 a system that I'm completely oblivious to? Or is it a typo? -- Grant. . . . unix || die

Re: Reading MT/ST Tapes

2021-07-31 Thread Paul Berger via cctalk
On 2021-07-31 1:19 p.m., Chuck Guzis via cctalk wrote: On 7/31/21 8:55 AM, Paul Berger via cctalk wrote: Since there was still a few 360s around when I started I also got to see the inside of a 1052 a few times, they are a really stripped down keyboardless selectric.  They used a function

Re: Reading MT/ST Tapes

2021-07-31 Thread Guy Sotomayor via cctalk
On 7/31/21 9:19 AM, Chuck Guzis via cctalk wrote: On 7/31/21 8:55 AM, Paul Berger via cctalk wrote: Since there was still a few 360s around when I started I also got to see the inside of a 1052 a few times, they are a really stripped down keyboardless selectric.  They used a function cam to

Re: Help reading a 9 track tape

2021-07-31 Thread Al Kossow via cctalk
If you care about what is on that tape, send it to Chuck for recovery. I wouldn't trust someone without a lot of experience in tape prep and recovery with something I thought was important.

Re: Help reading a 9 track tape

2021-07-31 Thread Chuck Guzis via cctalk
On 7/31/21 8:08 AM, Jon Elson via cctech wrote: I'll add a thought that if this is a CDC 6000-system tape written in the 1970s, it could well be 7-track, regardless of the manufacturer's label. Up through the 1970s, 7 track tape drives were very common on CDC systems. --Chuck

Re: Help reading a 9 track tape

2021-07-31 Thread Chuck Guzis via cctalk
On 7/31/21 8:08 AM, Jon Elson via cctech wrote: > Where are you?  I have a CDC Keystone drive that worked last time I > fired it up, > > and I have it interfaced  to a Linux PC.  I'm in Missouri. I wonder if the OP is in the Netherlands, Schoonschip being a Dutch product. In any case, I'd

Re: Help reading a 9 track tape

2021-07-31 Thread Jon Elson via cctalk
On 7/30/21 1:02 PM, James Liu via cctech wrote: Hi, I have been lurking for a few years, but thought I'd finally speak up as I just received a 9 track tape purportedly containing the source code to Schoonschip (https://en.wikipedia.org/wiki/Schoonschip). This is a 2400' reel recorded at 1600

Re: Reading MT/ST Tapes

2021-07-31 Thread Chuck Guzis via cctalk
On 7/31/21 8:55 AM, Paul Berger via cctalk wrote: > Since there was still a few 360s around when I started I also got to see > the inside of a 1052 a few times, they are a really stripped down > keyboardless selectric.  They used a function cam to space and since > they did not have a tab rack

Re: Reading MT/ST Tapes

2021-07-31 Thread Paul Berger via cctalk
On 2021-07-30 11:34 p.m., Chuck Guzis via cctalk wrote: On 7/30/21 6:22 PM, Paul Berger via cctalk wrote: The MT/ST did pretty good for being a electro-mechanical device,all the logic was relays in it.  I seem to recall many years ago one of the old OP guys telling me that it write in

Re: Ian Hirschsohn - DISSPLA, Superset Inc. and sad news

2021-07-31 Thread John Foust via cctalk
At 12:56 AM 7/31/2021, Randy Dawson via cctalk wrote: >As some here know, I collect some dusty deck fortran graphics. We have >MOVIE.BYU up and running! (Thanks Douglas Taylor and Emanuel Steibler). Once I was in the business of making 3D file format translators, and I still have code that runs