Re: Transformer part ID please

2017-01-21 Thread Tony Duell
On Sat, Jan 21, 2017 at 11:33 PM, Adrian Graham wrote: > On 21/01/2017 21:59, "Tony Duell" wrote: > >> On Sat, Jan 21, 2017 at 8:43 PM, Adrian Graham >> wrote: >>> Hi folks, >>> >>> Does anyone know what this is?

Re: A new life for my LA180.

2017-01-21 Thread Paul Anderson
Congrats!! The LA180 is probably my favorite DEC printer. On Sat, Jan 21, 2017 at 1:00 PM, E. Groenenberg wrote: > Not so much newsworthy, but 2 weeks ago I stumbled by accident on the > serial option for the LA180 (Decprinter I). My offer was accepted and I > got the

Re: 8085 IO ports

2017-01-21 Thread Adrian Graham
On 21/01/2017 21:39, "Tony Duell" wrote: >> I don't think I'll touch them, they're obviously part of the phone subsystem >> and I doubt I'll ever plug it into a phone line - I have several One Per >> Desks for that sort of thing if needs be. > > A telephone line similator

Re: 8085 IO ports

2017-01-21 Thread Adrian Graham
On 21/01/2017 21:39, "Tony Duell" wrote: >>> sequence of locations that the CPU is reading. Most (but not all) will be >>> instructions. Find one, compare with the listing, see if the sequence makes >>> sense. >> >> I can trigger it on the RD signal yes. There's 2 LS373s

Re: Transformer part ID please

2017-01-21 Thread Adrian Graham
On 21/01/2017 21:59, "Tony Duell" wrote: > On Sat, Jan 21, 2017 at 8:43 PM, Adrian Graham > wrote: >> Hi folks, >> >> Does anyone know what this is? It's obviously a transformer coil(s) but >> image search and googling those markings

Imlac PDS-1D

2017-01-21 Thread Sellam Ismail
Hi Josh. I hope you've been well. I noticed you posted recently about have an Imlac PDS-1D. I'm curious how you came across it as there aren't many out there as you observe. I notice you're still trying to get the DPS-6 online. I'm surprised Al Kossow hasn't been able to help with the operating

A new life for my LA180.

2017-01-21 Thread E. Groenenberg
Not so much newsworthy, but 2 weeks ago I stumbled by accident on the serial option for the LA180 (Decprinter I). My offer was accepted and I got the card 2 days ago. I installed it this afternoon and after configuring it and checking the jumpers on the main board, it now works as a serial

Altair

2017-01-21 Thread Sellam Ismail
Hi Brad. I saw your message on the ClassicCmp mailing list about desiring an Altair. Are you still interested in one? Sellam

Re: Transformer part ID please

2017-01-21 Thread Tony Duell
On Sat, Jan 21, 2017 at 8:43 PM, Adrian Graham wrote: > Hi folks, > > Does anyone know what this is? It's obviously a transformer coil(s) but > image search and googling those markings produces nothing: > > http://www.binarydinosaurs.co.uk/la4543.jpg I think the LA

Re: Transformer part ID please

2017-01-21 Thread Adrian Graham
On 21/01/2017 21:08, "Chuck Guzis" wrote: > On 01/21/2017 12:43 PM, Adrian Graham wrote: >> Hi folks, >> >> Does anyone know what this is? It's obviously a transformer coil(s) >> but image search and googling those markings produces nothing: >> >>

Re: 8085 IO ports

2017-01-21 Thread Tony Duell
On Sat, Jan 21, 2017 at 4:27 PM, Adrian Graham wrote: > Back to the Executel after a few days relaxing :) > > On 17/01/2017 20:59, "Tony Duell" wrote: > >>> Yep, on the left two. I haven't dared to pull them from the board though >>> even

Re: Transformer part ID please

2017-01-21 Thread Jon Elson
On 01/21/2017 02:43 PM, Adrian Graham wrote: Hi folks, Does anyone know what this is? It's obviously a transformer coil(s) but image search and googling those markings produces nothing: http://www.binarydinosaurs.co.uk/la4543.jpg It's taking and giving +5V but I'm sure it should also be

Re: Transformer part ID please

2017-01-21 Thread Chuck Guzis
On 01/21/2017 12:43 PM, Adrian Graham wrote: > Hi folks, > > Does anyone know what this is? It's obviously a transformer coil(s) > but image search and googling those markings produces nothing: > > http://www.binarydinosaurs.co.uk/la4543.jpg > > It's taking and giving +5V but I'm sure it should

Transformer part ID please

2017-01-21 Thread Adrian Graham
Hi folks, Does anyone know what this is? It's obviously a transformer coil(s) but image search and googling those markings produces nothing: http://www.binarydinosaurs.co.uk/la4543.jpg It's taking and giving +5V but I'm sure it should also be producing another voltage... Cheers! --

Re: 8085 IO ports

2017-01-21 Thread Adrian Graham
On 21/01/2017 17:30, "dwight" wrote: > It is possible that it is the phone side of the system that is > hanging it up ( no pun intended ). > A while back, I purchased about 12 broken phone modems for > about $2. I found out that all the boards had suffered lightning >

Re: DS12887 pcb substitute with battery

2017-01-21 Thread Chuck Guzis
On 01/21/2017 12:12 PM, Al Kossow wrote: > someone just pointed this out on vcfed > > https://oshpark.com/shared_projects/qyNfzAMf The DS12887 still comes in PDIP; no need to go to a PCB and an SOIC, is there? --Chuck

DS12887 pcb substitute with battery

2017-01-21 Thread Al Kossow
someone just pointed this out on vcfed https://oshpark.com/shared_projects/qyNfzAMf

Re: 8085 IO ports

2017-01-21 Thread dwight
It is possible that it is the phone side of the system that is hanging it up ( no pun intended ). A while back, I purchased about 12 broken phone modems for about $2. I found out that all the boards had suffered lightning damage. Various parts on each board were blown. There was no

Re: 8085 IO ports

2017-01-21 Thread Adrian Graham
Back to the Executel after a few days relaxing :) On 17/01/2017 20:59, "Tony Duell" wrote: >> Yep, on the left two. I haven't dared to pull them from the board though >> even though they're socketed. > > Do be careful, the substrate is a brittle ceramic material... I

Re: 8085 IO ports

2017-01-21 Thread Adrian Graham
On 19/01/2017 15:47, "Tony Duell" wrote: > On Wed, Jan 18, 2017 at 11:42 PM, Adrian Graham > wrote: >> On 18 January 2017 at 20:13, Tony Duell wrote: >> >>> >>> Just to keep you updated, I have located one of my units

Re: ISO: Honeywell DPS-6 things

2017-01-21 Thread Michael Thompson
> > From: jim stephens > Subject: Re: ISO: Honeywell DPS-6 things (Josh Dersch) > > On 1/19/2017 5:26 PM, Michael Thompson wrote: > > The RICM has a DPS-6, and another with an Ultimate label on it that may > > have a Pick processor. > I can help with this. Where is there

IBM Maintenance Manuals (3203, 3704, 3803, 4341)

2017-01-21 Thread Alexis Kotlowy
Hi List, I've had eleven IBM binders with maintenance information in them here for years. They're not doing anything useful so I'm inquiring here if anyone wants them. These are the labels on the spines: 3203-5 MLM , 4 TO 17 , VOLUME 02 3203-5 MLM , 18 TO 28 , VOLUME 03 3704 MLM , VOL 888

Re: Sparc software on Optical media. (ebay alert)

2017-01-21 Thread Stefan Skoglund (lokal
lör 2017-01-21 klockan 03:25 -0800 skrev jim stephens: > I post this not so much as an ebay to buy, though if anyplace could be > found with the means to use this it is on this list. > > someone had an optical MO drive at some point and wrote their backup and > a Solaris (probably 2.5 or

Sparc software on Optical media. (ebay alert)

2017-01-21 Thread jim stephens
I post this not so much as an ebay to buy, though if anyplace could be found with the means to use this it is on this list. someone had an optical MO drive at some point and wrote their backup and a Solaris (probably 2.5 or later) software onto two disks. now it's a big oops if you don't

Re: tu58fs - PDP-11 file sharing with TU58 tape emulator

2017-01-21 Thread Mark J. Blair
> On Jan 20, 2017, at 11:51, Jörg Hoppe wrote: > > Guys, > > I'm working on a special TU58 emulator called "tu58fs". > It saves the "tape content" not only in a binary image file, but also as a > file set in a shared directory on the host. > > The content of the "tape"

Re: tu58fs - PDP-11 file sharing with TU58 tape emulator

2017-01-21 Thread Jörg Hoppe
Mark, thanks for your answer. Your Phyton RT-11 code looks good to me, I'll rely on it at least as reference. Joerg I've written (bad?) Python code to manipulate RT-11 filesystems, including on TU58 tape images: https://github.com/NF6X/pyRT11 I don't remember which specific documentation I

Re: How do you clean your vintage computers?

2017-01-21 Thread allison
On 01/19/2017 01:12 PM, Alan Hightower wrote: > > > One caution about isopropanol. I keep a lot of 99% around for > post-cleaning electronics assemblies, soldering, etc. I used to use it > as a general cleaning and de-greasing agent for most vintage computer > things until several plastic and a

Re: ISO: Honeywell DPS-6 things

2017-01-21 Thread shadoooo
Hello, I'm remembering of an old post on vcfed, somebody found in the dump a lot of tapes and floppies related to DPS6. IIRC Al Kossow contacted the man to have the dump of the disks... Maybe he has something? Andrea

Re: Compatibility of 1101A and 1101A1

2017-01-21 Thread allison
On 01/20/2017 04:49 PM, dwight wrote: > Most often, a number past the letter meant the speed. > > Usually a 1 indicated 100 ns but I don't know if that makes 1101s never hit 100ns. The slow parts were slower than 1uS and the were some fast parts at 800ns. Ever occur to look up the data

Re: ISO: Honeywell DPS-6 things

2017-01-21 Thread Fred Cisin
On Fri, 20 Jan 2017, shad wrote: Hello, I'm remembering of an old post on vcfed, somebody found in the dump a lot of tapes and floppies related to DPS6. IIRC Al Kossow contacted the man to have the dump of the disks... Maybe he has something? In computers, "dump" isn't s'posed to mean

tu58fs - PDP-11 file sharing with TU58 tape emulator

2017-01-21 Thread Jörg Hoppe
Guys, I'm working on a special TU58 emulator called "tu58fs". It saves the "tape content" not only in a binary image file, but also as a file set in a shared directory on the host. The content of the "tape" (as seen by the PDP) changes automatically as files are moved in and out of the