STC 2920 tapedrive schematics

Does anyone have schematics for an STC (StorageTek) 2920 reel-to-reel tapedrive? I¹m trying to solve a tape-loading issue that seems to be power-supply related, and some schematics would be very handy right nowŠ Camiel.

Looking for an Intel SRM

Here¹s a long shot, about as long as they get. I received an Intel iPSC/860 supercomputer, but it¹s lacking the Intel SRM (System Resource Manager), without which the system is a boat anchor. The SRM is an Intel 386 desktop machine, with a SYP301 motherboard and a plugin card to connect it to

Re: Introducing the UUCP/Usenet Project

Hi Warren, What would the requirements for the system be? How often would it need to be online? I¹m working on getting an OS for it, but if I succeed I might be able to get my Convex C1 up and running in a few weeks, and wouldn¹t it be nice to have that participate? Camiel On 3/21/17, 1:33

Re: Another language : SDL

I use SDL daily... But my SDL is DEC¹s Structure Definition Language, a language to define structures and export them to be used in Macro-32, Bliss, and C. Kind regards, Camiel Vanderhoeven OpenVMS Kernel Engineer +-+-+-+ |V|M|S| Software +-+-+-+ VMS Software, Inc. Research & Development

Re: TRS-80 curiosity

On 4/14/17, 2:31 PM, "cctech on behalf of Bill Gunshannon via cctech" wrote: > >OK. I just opend the little plastic box. > >It isn't shown, but I assume the end of the cable is a female >edge connector. Your other end is a male

Re: TRS-80 curiosity

On 4/14/17, 4:36 PM, "cctalk on behalf of Bill Gunshannon via cctalk" wrote: > > >From: Camiel Vanderhoeven [camiel.vanderhoe...@vmssoftware.com] > > >Does it look like the cable in this

Ardent Titan

Last Friday, I finally received a shipment of 1980's minisupercomputers from the US that I've been working on since September. One of the systems is an Ardent Titan, which to my knowledge was the first (mini-) supercomputer to come with an integrated high-end graphics subsystem (1280x1024@60Hz,

Convex documentation online (C220 arrived)

My Convex C220 arrived about a week ago, so I now have a C1, C1 XL, and a C220. A C240 will follow in a few weeks. Along with the C220 came some installation tapes, and a large volume of documentation (some 300 documents). As long as I don¹t receive any objections to the being online from HP

Re: IBM 5110 - Where does the character set live? And other questions.

On 7/13/17, 4:38 AM, "cctalk on behalf of Robert via cctalk" wrote: >It does look like that last column (or possibly two) is missing, >doesn't it? Going back to the info on your excellent site, the shift >register does seem a

Re: Scsi tape and compatible tapes that are available

What kind of data volume are we talking about, and what kind of budget? I personally use LTO-5 for my backups (1.5 TB raw capacity), and have no difficulty finding tapes. On 7/24/17, 2:51 AM, "cctalk on behalf of Henry Bond via cctalk"

Re: Does anyone know what the Comparex 7/71 was?

That said, it looks even more like this Hitachi model: http://museum.ipsj.or.jp/en/computer/super/0007.html Camiel On 6/29/17, 3:55 PM, "cctech on behalf of Camiel Vanderhoeven via cctech" wrote: >Comparex was a German

Re: Does anyone know what the Comparex 7/71 was?

Comparex was a German reseller of Hitachi and Fujitsu mainframes. The item in that photo looks a lot like some of the Fujitsu FACOM mainframe¹s operator consoles, so I suspect that that¹s what this is. See the photos at the bottom of this page in particular for the resemblance:

Re: Dobbertin 4003 Eprommer driver, moldy floppy rescue in .de?

On 7/5/17, 3:50 PM, "cctech on behalf of Alfred M. Szmidt via cctech" wrote: >Specially, > >http://www.cpcwiki.eu/index.php/Universeller_EPROM_Programmer_4004 > >Contains both manual and software, and according to different

Re: Convex documentation online (C220 arrived)

On 8/7/17, 10:35 PM, "cctalk on behalf of Mark J. Blair via cctalk" wrote: > >> On Aug 7, 2017, at 12:13 AM, Camiel Vanderhoeven >> wrote: >> >> That would have been the CPU cabinet for the

Re: Convex documentation online (C220 arrived)

On 8/6/17, 7:31 PM, "cctech on behalf of Mark J. Blair via cctech" wrote: >Wow! I fondly remember the air exhaust from the power supply cabinet of >the Convex C240 as being the warmest spot in the UCI computer room at >6AM, when

Re: What is this bus?

On 5/30/17, 7:28 AM, "cctalk on behalf of Rico Pajarola via cctalk" wrote: >looks like STD Bus ( >http://www.winsystems.com/wp-content/uploads/specs/std_section1.pdf) What would give you that idea? Neither the number of pins,

WTB: SMD drive

Now that I have the Convex C220 completely up and running again, I¹m hoping to do the same thing for my Convex C1. I just acquired a set of 9-track tapes containing dumped root, /usr, and /mnt filesystems for it. Once I obtain a suitable drive, I could connect it to the C220, restore the

Re: WTB: SMD drive

On 9/18/17, 3:16 PM, "cctech on behalf of Andrew Back via cctech" wrote: >On 18/09/17 19:48, Camiel Vanderhoeven via cctech wrote: >> Now that I have the Convex C220 completely up and running again, I¹m >> hoping to do the same

Re: Convex C220 lives

On 9/19/17, 1:30 AM, "cctech on behalf of Randy Dawson via cctech" wrote: >Hi Carmiel, > > >What did you do with the Ardent (Stardent). > > >That's where all your great benchmark demos are. The Dore' system, the >'Flag' demo. >

Re: WTB: SMD drive

On 9/20/17, 10:37 AM, "emanuel stiebler" wrote: >On 2017-09-18 12:48, Camiel Vanderhoeven via cctech wrote: > >> So, I¹m in the market for an SMD drive. It has to be one of the >>following >> four types though: >> * Fujitsu M2351 (Eagle) >> * CDC 9766 >> * NEC D2352 >> * NEC

Re: Convex C220 lives

On 9/18/17, 3:02 PM, "Peter Allan" wrote: > Hi Camiel, > > Nice to hear that you have the Convex C220 up and running. > > Regarding things to run on it, starting with LINPACK is probably a good idea. > However, in term of what they were actually used for back in the

Re: The SPERRY UNIVAC UTS 40 system + 8406 double-sided diskette subsystem : Restoration

On 8/13/17, 11:15 PM, "cctech on behalf of Dominique Carlier via cctech" wrote: >On 12/08/2017 19:35, Al Kossow via cctalk wrote: >> the black one in the lower left >> >> it is a tantalum, which are known to short, try removing

Re: tandem computers cartridge tapes

On 10/14/17, 7:55 PM, "cctalk on behalf of steve shumaker via cctalk" wrote: >On 10/14/2017 10:42 AM, Camiel Vanderhoeven wrote: >> On 10/14/17, 7:22 PM, "cctalk on behalf of steve shumaker via cctalk" >>

Re: tandem computers cartridge tapes

On 10/14/17, 7:22 PM, "cctalk on behalf of steve shumaker via cctalk" wrote: >found as part of the stack saved from an engineers estate: Tandem >Computers cartridge tapes and docs > >Cartridges are appox 4x4x1 and the tape

Re: DEC Alpha 3000 and OpenVMS 8.4

On 10/13/17, 3:36 PM, "cctalk on behalf of Jason Howe via cctalk" wrote: >Hi Camiel, > >Is there a solution for Hobbyists to get the VSI 8.4 Alpha release? > >Last time I checked/inquired it seemed like there was uncertainty

Re: A Mystery

On 10/10/17, 9:51 PM, "cctech on behalf of allison via cctech" wrote: > > >On 10/10/17 3:17 PM, Antonio Carlini via cctalk wrote: >> On 10/10/17 14:26, Zane Healy via cctalk wrote: >>> It's a VAXstation II/RC backplane, it was

Re: DEC Alpha 3000 and OpenVMS 8.4

On 10/13/17, 6:50 AM, "cctalk on behalf of Zane Healy via cctalk" wrote: >The system can actually run stock 8.4? I believe that at least the >latest 8.4 release from VSI requires a 21264 CPU. VSI here :-) While it¹s not

Re: HP Draftmaster I, Power Supply repair

I believe that is true for some countries, in other countries they did increase the voltage. I know it happened in the Netherlands, because we measured the voltages at our university¹s datacenter over that period. Camiel. On 8/30/17, 11:54 AM, "cctalk on behalf of Peter Coghlan via cctalk"

Convex C220 lives

For a change, rather than a request for help, here¹s a success story: I managed to bring a Convex C220 (dual vector CPU mini supercomputer from 1988) back to life. Both CPUs are working, but I¹m running with a single CPU because of the power it draws with two CPUs. Next challenges: the Convex C1,

Re: Convex C220 lives

On 9/12/17, 2:04 AM, "Laurens Vets" wrote: >There's something seriously wrong with your site >http://www.vaxbarn.com/index.php/other-bits/603-convex-c220 unless the >title of your work is indeed "Feel Like Having Sex Tonight | Best Legal >Viagra Uk" :) Where are you seeing

Re: Convex C220 lives

On 9/12/17, 6:54 PM, "Laurens Vets" wrote: >On 2017-09-12 06:15, Camiel Vanderhoeven wrote: >> On 9/12/17, 3:09 PM, "Laurens Vets" wrote: >> >> >>> On 2017-09-11 22:16, Camiel Vanderhoeven via cctech wrote: On 9/12/17, 2:04 AM, "Laurens Vets"

Re: Convex C220 lives

On 9/12/17, 3:09 PM, "Laurens Vets" wrote: >On 2017-09-11 22:16, Camiel Vanderhoeven via cctech wrote: >> On 9/12/17, 2:04 AM, "Laurens Vets" wrote: >> >> >>> There's something seriously wrong with your site >>>

Re: Control Data ad: Omega 480 "370 compatible alternative" on eBay

Itel (which my autocorrect also tries to change into Intel overtime I type it :-) did the marketing, but it was actually built by National Semi. Here¹s an article with some nice photos: http://www.silogic.com/NAS/NAS.html Camiel On 10/6/17, 12:47 PM, "cctalk on behalf of Al Kossow via cctalk"

Re: Control Data ad: Omega 480 "370 compatible alternative" on eBay

On 10/6/17, 3:05 PM, "cctalk on behalf of William Donzelli via cctalk" wrote: >Itel was basically a rebrander. AS/5 was a National Advance system >under the covers, and AS/6 was a Hitachi HITAC M180. > >-- >Will > >On Fri, Oct 6,

Re: Details about IBM's early 'scientific' computers

Have you really looked at everything that is on Bitsavers? It¹s much more than just the engineering manuals. If I may offer a suggestion, have a look at this document and see if it fits your needs: http://www.bitsavers.org/pdf/ibm/7090/ce/223-6895-1_7090_CE_Reference_Syste

Re: IBM 2501 + doc + spares available in EU.

Hi Henk, I sent you an email, did you receive it? Camiel On 11/12/17, 10:48 AM, "cctalk on behalf of Henk Stegeman via cctalk" wrote: > >Hi, > >Available in the Netherlands a compleet IBM 2501 punch card reader with >all >IBM

Re: Sun 3/50 processor board and unknown processor

On 11/21/17, 3:40 AM, "cctalk on behalf of Charles Dickman via cctalk" wrote: >It looks like board 2 is for a Sun 3/50 workstation. Board 1 is some >kind of micro-programmed processor based on AM29331 and AM29331. There >are also

Re: Preventing VAX running VMS / Multinet from being used as SMTP relay

On 11/30/17, 9:26 PM, "cctech on behalf of william degnan via cctech" wrote: >I have a microvax set up with VMS 5, running MULTINET (and decnet >locally). The server has a FQDN and after a while being exposed to the >WWW

Re: Convex Computer Corporation manuals

On 10/24/17, 4:29 PM, "cctech on behalf of Unibus via cctech" wrote: >Anybody want some Convex Computer Corporation manuals on microfiche. The >titles are: > > - CONVEX C Guide > - CONVEX C Optimization Guide > - CONVEX

Re: Modifying microcode

On 5/30/18, 5:03 PM, "Kyle Owen" wrote: On Wed, May 30, 2018 at 9:34 AM, Camiel Vanderhoeven wrote: The microcode for the MicroVAX 2 (for which the MICRO2 assembler was used) and the CVAX (which is the CPU in your 3800) is implemented as a mask ROM on the CPU chip itself. No way to

Re: Modifying microcode

The microcode for the MicroVAX 2 (for which the MICRO2 assembler was used) and the CVAX (which is the CPU in your 3800) is implemented as a mask ROM on the CPU chip itself. No way to change it, and no way you can use MICRO2 to assemble the microcode for the CVAX. On 5/30/18, 3:19 PM, "cctalk

Re: Look at this on eBay

The boards have a Burroughs logo on them. The part numbers on the IC's are Burroughs p/n's. The board you think might be a memory board isn't; according to the Burroughs partnumber cross-reference

Re: RT11 Disk Partitioning and RQZX1 SCSI controller

On 10/19/17, 6:22 PM, "cctalk on behalf of Douglas Taylor via cctalk" wrote: >Is there a potential problem here? > >I have an 11/53 microPDP11 with a RQZX1 controller connected to a single >DEC DSP3043 drive (535MB) and a single

Need keyboard for IBM 528x

The subject line says it allŠ I have just been given an IBM 5285 Distributed Data System, together with a 5222 printer. It appears to work (it came with an 8² disk that contains some user application, and the system can IPL off that disk, and brings up a prompt requesting the current date and

Re: Help identify "multichip module"

On Sat, Feb 03, 2018 at 06:49:57PM +0100, Pontus Pihlgren via cctalk wrote: > Hi > > I got this picture sent to me with zero context. Does anyone recognize > what it is? > > http://www.update.uu.se/~pontus/slask/identify/mystery_chips.jpeg > > Thank you,

Re: XT/370 microcode

On 3/15/18, 9:29 AM, "cctech on behalf of Veit, Holger via cctech" wrote: You might look up Nick Tredennick's book "Microprocessor Logic Design: The Flowchart Method" which is sold at Amazon for an obscene price - but

Re: SGI Indy power supply: identify this diode?

4B would be a 2.2V zener; 4A would be a 2.0V zener, so that’s odd indeed... Camiel On 3/24/18, 9:47 PM, "cctech on behalf of Pete Turnbull via cctech" wrote: After a recent power cut and a series of glitches as the power

Re: DEC 8640 Pinout

8640 looks like a date code; most dec chip numbers begin with "DC". On 10/28/18, 6:53 PM, "cctalk on behalf of Rob Jarratt via cctalk" wrote: I am trying to trace the reason why the CPU on my Pro 350 is apparently being constantly reset. I have reached a DEC 8640 chip. Does anyone

Cossor/Raytheon DIDS-400

I just rescued a Cossor DIDS-400 terminal from ending up at the garbage dump. Cossor was a UK company, that ended up as a Raytheon subsidiary, and the Cossor DIDS-400 was marketed as the Raytheon DIDS-400 in the US. My terminal is model no 402-2/C15, part no D/GA 800260, serial no 023,

Re: Cossor/Raytheon DIDS-400

On 10/28/18, 10:21 AM, "cctech on behalf of Toby Thain via cctech" wrote: On 2018-10-28 5:21 a.m., Camiel Vanderhoeven via cctech wrote: > I just rescued a Cossor DIDS-400 terminal from ending up at the garbage dump. What a fantastic rescue. I for one will be very

Re: PDP, Data General & more (TV show Maniac)

Looks more like a model 30 to me; the model 40 panel has regular lamps rather than the lights behind an overlay. On 10/31/18, 9:16 PM, "cctalk on behalf of jim stephens via cctalk" wrote: I'd be interested in the IBM 360 model. To my eye I think it's a /40 front panel. That should

Looking for optical grid mouse pad

Hello everyone, A week ago, I took possession of a second Ardent Titan graphics supercomputer, and unlike the other Titan, this one is almost complete. There is one tiny bit missing, and that is a mouse pad. The mouse used with this systems is a Mouse Systems M4 variant (M4Q), and it does

Re: VAX 9440

Amazing rescue! Hope nothing breaks. On 11/8/18, 3:55 AM, "cctalk on behalf of Evan Koblentz via cctalk" wrote: The VCF museum took delivery of a VAX 9440 today. It arrived in two 28-foot trailers. Here's our forklift driver beginning to unload the first truck:

Re: Looking for optical grid mouse pad

On 11/10/18, 6:49 PM, "Rico Pajarola" wrote: I have tried to print my own mousepad, but the mouse only works in the y direction on it. there were 2 versions of that mousepad, and the symptom of using the wrong one was that the mouse would only move in one direction. There was another

Re: DG Nova 4 for pickup on Lon Gisland

And I assume the Fortran IV compiler could run on this system. On 12/12/18, 9:11 PM, "cctalk on behalf of William Donzelli via cctalk" wrote: While this is an absurdly small Data General Nova system for the era (at least it is not a microNova), you would run RDOS - not unlike a

Re: CDC floppy disks on Ebay.

On 12/9/18, 10:40 PM, "cctech on behalf of Mattis Lind via cctech" wrote: Don't know if this worth saving. https://www.ebay.com/itm/283294561797 8 inch CDC disks from 1982. Maybe something interesting? I know what the software on those disks is, because I have these floppies too

Re: SunOS 2.4 Expliot (Re: Old Sparcstations

Yes, boot -s should have worked; also, once you have access to the passwd file by mounting the disk on a different system, you could just edit the file to remove the root password. On 12/7/18, 4:20 AM, "cctech on behalf of Frank McConnell via cctech" wrote: On Dec 6, 2018, at 10:39,

Re: Looking for optical grid mouse pad

On 11/14/18, 2:18 AM, "cctalk on behalf of Al Kossow via cctalk" wrote: here's one https://www.ebay.com/itm/192719727693 Thanks, I've bought another one from the same seller. I'll let you know if it works when it comes in. do you know if it needs a original coarse or fine

Re: Looking for optical grid mouse pad

Just to let you all know, I received an IMSI (Mouse Systems M4) mouse with mousepad, and that mousepad works with the Ardent's mouse as well. Camiel On 11/14/18, 8:42 AM, "cctalk on behalf of Camiel Vanderhoeven via cctalk" wrote: It is a mouse systems mouse, model M4Q,

Working Ardent Titan on Youtube

Now that my mousepad problem has been solved, and I have a fully working Ardent Titan with some interesting software on it – the bundled version of MATLAB, and BIOGRAF, a molecular modeling application – I decided to make a short video about this system in which I show the hardware and

Re: Working Ardent Titan on Youtube

I'm afraid I can't take that much credit for it; the system was in remarkably good shape when I received it, and all I had to do was verify that the voltages put out by the power supply were within tolerance and fire it up. The most work went into replacing the rubber belts in the old QIC tape

Re: Working Ardent Titan on Youtube

On 11/25/18, 5:26 PM, "cctech on behalf of Noel Chiappa via cctech" wrote: >> From: Camiel Vanderhoeven >> I have a fully working Ardent Titan with some interesting software on >> it - the bundled version of MATLAB, and BIOGRAF, a molecular modeling >> application > > Neat! Excellent! Do you

Re: [HECnet] VAX/VMS 3.0 Distribution Available for Download --> Decnet

> On Mar 22, 2020, at 6:22 PM, Mark J. Blair via cctalk > wrote: > > Which VMS release introduced DECnet Phase IV? > 4.0

Nova BASIC paper tape image

Does anyone have an image of the BASIC interpreter paper tape for the DG Nova?

Re: Disabling SCSI parity checking to dump disk on ACB4000 MFM-SCSI adapter?

> On Sep 24, 2020, at 5:23 PM, Grant Taylor via cctalk > wrote: > > On 9/24/20 1:12 AM, Camiel Vanderhoeven via cctalk wrote: >> I used an Ancot Ultra2080/Lite SCSI-bus Analyzer. This is a device that >> connects to a SCSI bus and has a serial port. Over

Re: Disabling SCSI parity checking to dump disk on ACB4000 MFM-SCSI adapter?

> On Sep 24, 2020, at 6:21 PM, Camiel Vanderhoeven via cctalk > wrote: > > > > > >> On Sep 24, 2020, at 5:23 PM, Grant Taylor via cctalk >> wrote: >> >> On 9/24/20 1:12 AM, Camiel Vanderhoeven via cctalk wrote: >>> I used an An

Re: Disabling SCSI parity checking to dump disk on ACB4000 MFM-SCSI adapter?

> On Sep 23, 2020, at 10:28 PM, Michael Engel via cctech > wrote: > > > > On 9/23/20 8:54 PM, Grant Taylor via cctech wrote: >> On 9/23/20 12:51 PM, Michael Engel via cctech wrote: >>> Do you know if is there another OS which would make it easier to change >>> crucial SCSI parameters in

Looking for docs, software for Lomac DAVID

I’ve received a Logical Machine Corporation (Lomac) DAVID system, which appears to be successor to the Lomac ADAM. The system consists of the main box with an 8” floppy drive (labeled “DAVID PROCESSOR”), a keyboard/monitor box (labeled “DAVID DISPLAY”), and a printer. I am looking for both

Looking for Logicraft Omni-Ware

I’m looking for a piece of software called Omni-Ware for VMS or UNIX , by a Nashua company called Logicraft. I’ve just received the pieces to build a Logicraft PC (286 motherboard with custom BIOS and a special network card that emulates the keyboard, mouse, CGA video card and hard disk). I

Re: Ancient transistor ?computer board (Peter Van Peborgh)

Nope, those tiny urls still refer to URLs that we can’t open. As was suggested before, these URLs are probably specific to your browser session. > On Jun 18, 2020, at 11:31 AM, Peter Van Peborgh via cctech > wrote: > > Sorry guys about the unusable tera-URLs. > > To reiterate, I have

Re: IBM vacuum tubes

Mosyt likely GE. "IBM did the final assembly, but more than 400 companies supplied parts and subassemblies for its computers, including GE for vacuum tubes and 3M for magnetic tapes.” (https://www.computerhistory.org/revolution/early-computer-companies/5/111) > On Jun 16, 2020, at 4:58 PM,

Re: : Unknown Intel blinkenlight panel circa 1973

UNIBUS. Cable plugged into a UNIBUS slot connected to an external box with up to 128Kwords. > On Jun 19, 2020, at 4:07 PM, Noel Chiappa via cctalk > wrote: > >> From: Camiel Vanderhoeven > >> I know Intel made the in-4011 for the PDP-11, but I never saw a picture >> of it. > > Was it UNIBUS

Re: Apple 1

“Here i am, brain the size of a planet, and i’m controlling a robot that does tape backups” That's not uncommon for outdated (mini)supercomputers. Fast network and disk I/O make them well suited to the task. It's just a shame of all that nice vector hardware. Convex actively advocated the use

Re: : Unknown Intel blinkenlight panel circa 1973

That would my my guess as well; add-on semiconductor memory for a 16-bit minicomputer. I know Intel made the in-4011 for the PDP-11, but I never saw a picture of it. Camiel > On Jun 14, 2020, at 6:46 PM, ED SHARPE via cctalk > wrote: > > > Add on solid state memory unit some semi

Re: OpenVMS Community License

> On Jul 28, 2020, at 6:35 PM, Zane Healy via cctalk > wrote: > > On Jul 28, 2020, at 9:20 AM, Bill Gunshannon > wrote: >> >> On 7/28/20 12:01 PM, Zane Healy wrote: >>> I just applied for licenses, I’m curious to see what software is included, >>> and if it opens up a newer version of

Re: OpenVMS Community License

> On Jul 28, 2020, at 7:47 PM, John H. Reinhardt via cctalk > wrote: > The question that will be answered when someone gets the VSI CLP PAKs is will > those PAKS work on an older version of OpenVMS? The Hobbyist PAKs produced > by Compaq and HP have always worked on current and older

Re: VMS on x86-64/ARM/RISC-V? - was Re: Microvax 3100 VMS 7.3 password reset

On 11/14/20, 11:54 PM, "cctech on behalf of Adam Thornton via cctech" wrote: > On Nov 14, 2020, at 5:20 AM, Camiel Vanderhoeven wrote: > ... > > One thing I'm better at than crystal ball gazing though, is I can give you an idea of how much hard-to-port assembly is

VMS on x86-64/ARM/RISC-V? - was Re: Microvax 3100 VMS 7.3 password reset

On 11/14/20, 1:49 AM, "cctech on behalf of Adam Thornton via cctech" wrote: >I mean obviously the NEXT thing to do is start bugging VSI for ARM > support—given that the OS runs on VAX, Alpha, Itanic, and x86_64, how much > really crucial and hard-to-port assembly can be left in it?—and

Intel iPSC/860 restoration

I managed to bring another one of my supercomputers back to life: an Intel iPSC/860. This one has 16 compute nodes, 8 i860’s and8 i386’s with Weitek co-processors, as well as 4 I/O nodes. Detailed writeup here: http://www.vaxbarn.com/index.php/42-repair/756-ipsc-860-repair Downloads

Re: MaxSpeed VGA MaxStation

It's neither X nor ethernet. These worked with a special controller card that had 4 RJ45 connectors. That allowed four users to share a single Windows NT system. From: cctech on behalf of John Ames via cctech Sent: Thursday, March 25, 2021 4:41 AM To: cctalk ;

Re: MaxSpeed VGA MaxStation

It's been ages since I saw there, but it was definitely graphics; maximum cable length was pretty limited; 12 feet or so. IIRC, the video signal itself was carried over three pairs of wires. Fourth pair of wires was used for bidirectional communications (keyboard, mouse, printer, DAC

Re: Need to have a roll of paper punch tape read by a tape reader and printed

Gary, I don't know if you're in Europe or elsewhere. I'm in the Netherlands, and I could do that free of charge. I'd also make a video recording of the process for your sons education. Camiel From: cctech on behalf of Gary Dye via cctech Sent: Monday, March

In search of RLX blade software

I’ve been given a couple of RLX blade server chassis loaded with blades (one with Transmeta Crusoe cpu’s, and one with Pentium III cpu’s). I hope you’ll allow me to count these as “vintage” because of their interesting origin: the Pentium III loaded chassis was part of a 768 node computer