[cctalk] Re: What to take to a vintage computer show

On 2024-05-07 12:29, John Foust via cctalk wrote: At 09:52 PM 5/1/2024, Fred Cisin via cctalk wrote: In the early days of the Atari ST and Commodore Amiga, (and I may have the two reversed in the following anecdote), Atari had a nice display of a bouncing checkered beach ball. Amiga had

[cctalk] Re: Last Buy notification for Z80 (Z84C00 Product line)

On 2024-04-20 04:37, Peter Corlett via cctalk wrote: Unless people start panic-buying them, Z80 chips are likely to languish in Mouser etc's warehouses for years. After all, Zilog wouldn't stop production of something in high demand. They will be still at Mouser/DigiKey for a while, then be

[cctalk] Re: NRAO Data tapes

On 2023-05-09 12:36, Dani Werts via cctalk wrote: Hello, I'm an employee with the National radio astronomy observatory here in Socorro New Mexico. As part of our NGVLA upgrades, we are seeking to get rid of old data tapes from the tape reel days of Computing. These contain things such as the

[cctalk] Re: VT100: Failing 2114 Chip Replaced With One With The Same Fault

On 2023-10-08 10:34, Rob Jarratt via cctalk wrote: Perhaps it isn't the 2114 or its associated circuit at all. Maybe some other device is being incorrectly selected by that address and driving (half) the bus low? Just a thought. Many thanks for the suggestion. This hadn't crossed my mind,

[cctalk] Re: Good C to FPGA/PLA compiler

On 2023-09-22 20:16, Mike Katz via cctalk wrote: Martin, Thank you for all of your suggestions. Actually, there is something like you're trying to do, on discord, he is making a board for the data general nova:

[cctalk] Re: Good C to FPGA/PLA compiler

On 2023-09-22 12:04, Mike Katz via cctalk wrote: I'm working on the design for an Omnibus (PDP-8/E) debug board and I am not very good at circuit design.  I know there are programs that will compile something that looks like C into Verilog/VHDL/Abel/Etc for use on some kind of large (more than

[cctalk] Re: 8" DSDD to USB MSD?

On 2023-09-08 20:08, Chuck Guzis via cctalk wrote: I use a STM32F4 MCU for my floppy work (and my tape work also). Half a meg of program flash and 192KB of SRAM on-chip, running at 168MHz. But my interface is strictly by image file. The USB connection is strictly for file transfer and

[cctalk] Re: SCO on Virtualbox

On 2023-08-03 20:29, jim stephens via cctalk wrote: On 8/3/23 13:21, KenUnix via cctalk wrote: My efforts have failed. My host is Ubuntu 22.04 with Virtualbox 7.0.10. I'd be curious given the nature of SCO if anyone has posted the goods to install any of them, and what versions. Wasn't

[cctalk] Re: Old Professional/350 software, any of this out there

On 2023-07-29 13:57, Bjoren Davis via cctalk wrote: Paul, A couple of years ago I did design and build a new daughterboard with modern SRAM that supports up to 2 MiB of RAM on the PC/380 and up to 512 KiB on the PC/350. https://oshpark.com/shared_projects/eBNkBw8x Cool! It even works.

[cctalk] Re: Old Professional/350 software, any of this out there

On 2023-07-29 13:36, Paul Koning via cctalk wrote: The Pro Technical Manual (on Bitsavers) answers a bunch of these questions. If I remember right, the 380 will accept 350 memory daugher cards but also larger-capacity cards (bigger chips) that are 380 only. Also, the wiring for the board

[cctalk] Re: IBM RT Graphics

On 2023-06-08 08:20, Santo Nucifora wrote: Looking back, I did buy one from Digikey but it was not the right one. I bought mine from this ebay auction: https://www.ebay.com/itm/171649843131   Specifically, the "D-SUB 3W3 Male" item.  I did not install

[cctalk] Re: IBM RT Graphics

On 2023-06-08 06:12, Santo Nucifora via cctalk wrote: I got the 3W3 connector and parts from Digikey. Here's what that looks like: https://vintagecomputer.ca/wp-content/uploads/2023/06/IBM_RT_3W3_RGB-rotated.jpg Please forgive the crude construction. I didn't think it would work but it did.

[cctalk] Re: Getting floppy images to/from real floppy disks.

On 2023-06-04 13:24, ben via cctalk wrote: Down the Autobahn... https://www.computerhistory.org/revolution/artifact/331/1893 I think the "bug" is in the back of a "beetle" :)

[cctalk] Re: Getting floppy images to/from real floppy disks.

On 2023-05-30 13:08, Chuck Guzis via cctalk wrote: "Sneakernet" or whatever, I'm still impressed that I can spend USD$3 for a 64GB microSD card and store the entire code output of my life I was looking for some files on my backup tapes, wondering if I have enough space on my drives to simply

[cctalk] Super I/O chips

Anybody out here, still in business using them? Which ones are still easily available? (I look for something which has 2 UARTs, FDC and IDE?) Thanks

[cctalk] Re: ST-251 Data Recovery for Glenside Color Computer Club (GCCC)

On 2023-05-24 05:26, Tony Duell via cctalk wrote: On Wed, May 17, 2023 at 5:29 AM Fred Cisin via cctalk wrote: Last time that I tried to research it, I found that there had once been an external drive in which the USB and controller werenot integrated with the Alas some spoilsport has

[cctalk] Re: Chatgpt : I had a retro dream

On 2023-02-07 05:46, Cedric Amand via cctalk wrote: I had a dream ; that someone makes a small telnet to chatgpt gateway (using azure chatgpt API possibly ?) So that we could telnet our retro devices to the hype of the year, and get chtgpt answers in our TRS80, PDP and such. I'm not sure

[cctalk] Re: Nuking an MFM drive with a magnet, format/servo gone?

On 2023-02-03 21:28, Chris Zach via cctalk wrote: Perm magnet. Those neodynium magnets are powerful, keep them away from disks. Keep "all" magnets away from disks :)

[cctalk] Re: RQDX3's: Lessons learned.

On 2023-02-03 22:48, Chris Zach via cctalk wrote: 2) There are at least two RQDX3 ROM sets. The earlier one does not support the RX33 floppy and doesn't give any info during formatting. The later version (Version 4) does support the RX33 and is a lot nicer. Is it just the ROMs, or also some

[cctalk] Re: Nuking an MFM drive with a magnet, format/servo gone?

On 2023-02-03 11:57, Chris Zach via cctalk wrote: This is a Maxtor 2190. The RD54 base disk. I've been having major problems trying to format them on my RQDX3, I'll post that adventure in a bit. In a nutshell the drives only partially format then error out. On Dave G's MFM emulator all the

[cctalk] Re: Formatting and using RQDX3's and 2190's.

On 2023-02-03 12:09, Chris Zach via cctalk wrote: Decided to spend some time working on my 11/73 with MFM drives. You don't have a MicoVAX 2000 sitting around? Did you use the RD54 by any chance in a different system, and low level formatted it there?

[cctalk] ZFS, was [... GreaseWeazle ..]

On 2023-02-02 04:38, David Brownlee wrote: > That reminds me (looks at 43.5T of zfs pool that has not had a scrub > since 2021). > > It can be nice to have a filesystem which handles redundancy and also > the option to occasionally read all the data, check end to end > checksums (in the unlikely

[cctalk] Re: Computer Museum uses GreaseWeazle to help exonerate Maryland Man

On 2023-02-01 10:56, Warner Losh wrote: On Wed, Feb 1, 2023 at 1:41 AM emanuel stiebler via cctalk mailto:cctalk@classiccmp.org>> wrote: retension in case of power off. If the power is applied all the time, the internal controller "can" check the qual

[cctalk] Re: Computer Museum uses GreaseWeazle to help exonerate Maryland Man

On 2023-02-01 00:00, Chuck Guzis via cctalk wrote: On 1/31/23 20:16, Ali via cctalk wrote: If you look at the specs for SSDs or any flash medium for that matter, they're rated in terms of *write* cycles, which is why you don't want to abuse that. right But, in most OS you can check the SMART

[cctalk] Re: DEC PDP 11/60's in need of a new home.

On 2023-01-28 16:54, Jerry Wright via cctalk wrote: I have 2 of these that  are in need of a  new home.  These are quite large  4 racks each.  Although the 11/60 is only a double rack by itself. Pictures? Configuration?

[cctalk] Re: Computer Museum uses GreaseWeazle to help exonerate Maryland Man

On 2023-01-26 14:15, Paul Koning via cctalk wrote: A somewhat similar but more primitive thing is found in the DEC VT71/t typesetting terminal, which has a row of 16 "User Defined Keys" at the top. These have double keycaps, an outer transparent plastic shell that snaps over a smaller

[cctalk] Re: Computer of Thesus (was: Re: Re: Computer Museum uses GreaseWeazle to help exonerate Maryland Man)

On 2023-01-23 11:37, Jim Brain via cctalk wrote: In the spirit of the original thought, though, where I find myself scratching my head are the folks who have replaced every IC on their vintage system with an aftermarket FPGA "equivalent" (loosely used here).  The resulting board, with all of

[cctalk] Re: USB Attached 5.25" drives?

On 2023-01-21 15:18, Jim Brain via cctalk wrote: On 1/21/2023 6:45 AM, emanuel stiebler via cctalk wrote: On 2023-01-20 18:14, Fred Cisin via cctalk wrote: On Fri, 20 Jan 2023, Chuck Guzis via cctalk wrote: There is also the SMSC USB97CFDC2 floppy usb controller.   Al has the datasheet

[cctalk] Re: USB Attached 5.25" drives?

On 2023-01-21 15:39, Fred Cisin via cctalk wrote: There is also the SMSC USB97CFDC2 floppy usb controller.   Al has the datasheet archived on bitsavers: http://www.bitsavers.org/components/standardMicrosystems/_dataSheets/USB97CFDC2-01.pdf also, I found it here;

[cctalk] Re: USB Attached 5.25" drives?

On 2023-01-21 10:33, geneb via cctalk wrote: On Sat, 21 Jan 2023, Bill Gunshannon via cctalk wrote: An interesting note.  I have a device from DBIT that lets you hook up an 8" disk to the interface for 5.25 or 3.5 floppies. I wonder how I would go about reversing that process so I could hook

[cctalk] Re: USB Attached 5.25" drives?

On 2023-01-20 18:14, Fred Cisin via cctalk wrote: On Fri, 20 Jan 2023, Chuck Guzis via cctalk wrote: There is also the SMSC USB97CFDC2  floppy usb controller.   Al has the datasheet archived on bitsavers: http://www.bitsavers.org/components/standardMicrosystems/_dataSheets/USB97CFDC2-01.pdf

[cctalk] Re: Computer Museum uses GreaseWeazle to help exonerate Maryland Man

On 2023-01-20 15:58, Bill Gunshannon via cctalk wrote: On 1/20/23 15:45, Ali via cctalk wrote: The funny thing is that James and I were talking about doing some PCBs and kits for the things, then decided that it would appeal to too few people.  I still have the prototype, done in wire-wrap.

[cctalk] Re: Computer Museum uses GreaseWeazle to help exonerate Maryland Man

On 2023-01-20 15:25, Chuck Guzis via cctalk wrote: On 1/20/23 11:30, Sellam Abraham via cctalk wrote: You were ahead of your time (and everyone else's). The funny thing is that James and I were talking about doing some PCBs and kits for the things, then decided that it would appeal to too

[cctalk] Re: AI applied to vintage interests

On 2023-01-19 07:05, Chris via cctalk wrote: The question is what type of information has the ai been programmed to deliver. Higjly accurate technical info? Or info that is suitable for the umwashed masses? Old rule for all data collections: SH*T in, SH*T out

[cctalk] Re: Inline Serial Device?

On 2022-11-12 11:08, Tony Duell via cctalk wrote: On Sat, Nov 12, 2022 at 11:59 AM Antonio Carlini via cctalk wrote: Surely a microcontroller is just a 555 with a few extra transistors? For suitable (large) values of 'few'? Actually I can think of many differences... Firstly, the full

[cctalk] Re: Intel's i860, Cray-On-A-Chip

On 9/28/2022 20:18, Paul Koning via cctalk wrote: FWIW, I just tried building GCC 2.95.2 on my Linux system (Fedora Core 32, GCC 10.3.1. It almost built, ran into an argument mismatch error message in something called "chill". So if you want something that old it looks like you'll have to

[cctalk] Intel's i860, Cray-On-A-Chip

Hi all, anybody has some GCC or any other tool chain for the above? Or some pointers, which was the last version of the GCC tool chain which supported the i860, and would be still compile-able on this days tools/OS's? Anything? Thanks in advance!

[cctalk] Re: Odd Unix computer Bio-Rad SRC 3200

On 2022-07-31 11:09, Douglas Taylor via cctalk wrote: Decided to sell it, can't keep it any longer.  See pictures on ebay item 325288272428.  There were manuals for Idris. Did you see, there is another one of those on ebay ...

[cctalk] Re: VCF West?

On 2022-07-26 17:19, Fred Cisin via cctalk wrote: Is there going to be one this year? Is there a reason why it never gets mentioned here? (are there some personal issues that I shouldn't even ask about?) https://vcfed.org/events/vintage-computer-festival-west/ August 6 & 7, 2022

RTF/68K, Real Time Fortran, OS-9

Long shot, but it is quiet here ... There was this FORTRAN compiler, emitting 68k code for OS-9/68k. It was freely distributed, ran on VAX as a cross compiler or natively on the 68k. (was probably coming from University of Heidelberg, or CERN) Anybody has a copy of the sources etc?

Re: Looking for ESDI controller for QBus

On 2022-05-10 10:05, Nigel Johnson Ham via cctalk wrote: Does anybody have one they can spare? I have a DQ696 that I have to share between by 11/73 and MicroVax 2 - the Sigma RQD11 I have on the Microvax died with an internal failure and i don;t have any kind of test frame, or the space for

Re: idea for a universal disk interface

On 2022-04-13 01:35, shad via cctalk wrote: Hello, For the first phase, I would ask you to contribute with a list of interfaces which could be interesting to emulate, specially if these are similar to one from my list. Just use a GIT repository for documents, schematics & layouts, or

Re: Quantum ATL-7100 DLT Changer in SLC

On 2022-04-09 09:37, Chris Zach via cctalk wrote: I have this strong desire to pick this up and install TK70 tape units. Finally I can back up my pdp11 items in style :-) Just pick it up, and read the SETI tapes ;-)

Re: SETI@home (ca. 2000) servers heading to salvage.

On 2022-04-03 11:51, Eric J. Korpela via cctalk wrote: From here: https://setiathome.berkeley.edu/forum_thread.php?id=85870=2096776#2096776 They are bog standard Sun Enterprise systems, drive removed and destroyed for privacy reason. They are only interesting for what they've done. By

Re: VAX 780 on eBay

On 2022-01-03 13:19, Ethan Dicks via cctalk wrote: Compiling all the code for our product took the 11/750 6 hours to compile and link plus an additional 2 hours for an 11/730 to link under a different version of VMS. 8 hours total to rebuild totally from source. Some things about the good old

Re: 11/785 on ebay (2018) - was Re: VAX 780 on eBay

On 2022-01-03 08:54, Noel Chiappa via cctalk wrote: Not too surprising; the /780 and /785 are basically the same machine. (In fact, one could convert a /780 to a /785 by pulling out the /780 CPU cards and replacing them with a set of /785 cards; basically the same cards, with the 74S chips

Re: 11/785 on ebay (2018) - was Re: VAX 780 on eBay

On 2022-01-02 16:03, Toby Thain via cctalk wrote: On 2022-01-02 2:48 p.m., Noel Chiappa via cctalk wrote: > From: Jonathan Chapman > Last one that went auction-style on eBay went for $1,178.00 When was that? Do you have any details of the machine's config? That's a pretty good

Re: VAX/VMS 4.0 source listings scans

On 2021-12-14 12:25, Joerg Hoppe via cctech wrote: Full micro fiche scans of VAX/VMS 4.0/4.1 source listings are now published at http://www.bitsavers.org/pdf/dec/vax/microfiche/vms-source-listings/AH-BT13A-SE__VAX-VMS_V4.0_SRC_LST_MCRF/AH-BT13A-SE__VAX-VMS_V4.0_SRC_LST_MCRF/ THANKS A LOT FOR

OT, assembly houses in the US

Hi all, where do you guys go for assembly of your boards, when you replace old stuff? Not too many places like THT anymore, and getting ridiculously expensive lately. Any recommendations?

Re: Linux and the 'clssic' computing world

On 2021-09-27 23:46, ben via cctalk wrote: > POSIX requires a byte to be exactly 8 bits I read somewhere. > C99 C standard? > Great for ARM and INTEL, not so great for the 36 bit computers. > Ben. And probably don't work on your 20-bit CPU, when it is done ;-)

Re: VAX4000 VLC diagnostics/console

On 2021-09-04 08:30, Antonio Carlini via cctalk wrote: > "Digital Diggings" couldn't get BlueSCSI to work on either VAX or Alpha: > https://www.youtube.com/watch?v=zFEh7owqHxU=36s. > That's a pity as it's much cheaper than SCSI2SD. OK guys, but please compare that to costs for SCSI drives

Re: VAX4000 VLC diagnostics/console

On 2021-07-13 15:39, Zane Healy via cctalk wrote: > When I did all my testing about a month and a half ago, I used a VT320. I’m > not sure if I’ve ever tried to talk to a VAXstation with anything other than > a DEC terminal. I don't have any problems with USB-Serial adapters, on most DEC

Re: RQDX3 firmware sources

On 2021-08-26 20:22, Charles Dickman via cctalk wrote: > Has anyone tried to compile the sources? succeeded? Where did you find the sources?

Re: Scanning Suggestions (Bookmarks & Colour)

On 2021-08-28 04:21, æstrid smith via cctalk wrote: > i've achieved satisfactory results paletteizing scans of low-color-depth > material using a tool called 'noteshrink': > > https://mzucker.github.io/2016/09/20/noteshrink.html Even if you don't use the tool, it is worth reading ;-)

Re: Scanning Suggestions (Bookmarks & Colour)

On 2021-08-27 16:50, Antonio Carlini via cctalk wrote: > For photographs or shaded areas that don't necessarily come out well > under those settings, I plan to use 8-bit greyscale. I'd prefer to use > 600dpi but I may have to fall back to 300dpi if the per-page fiile size > shoots up too much. I

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

On 2021-07-31 10:36, John Foust via cctalk wrote: > 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

Re: Ultrix-11

On 2021-08-20 13:14, Bill Gunshannon via cctalk wrote: > On 8/20/21 12:38 PM, Ethan Dicks via cctalk wrote: >> Back in the day, I struggled to get enough disk space to install >> 2.9BSD on an 11/24.  Two RK07s would have been a luxury.  I had an >> RL02 (10MB) and I think maybe an RL01.  I could

Re: Ultrix-11

On 2021-08-14 12:18, Douglas Taylor via cctalk wrote: > I ran into a YouTube video, that it is 5 years old, titled "Ultrix-11 > 3.1 on an emulated PDP-11/73" and I found it very interesting. > It shows installation of Ultrix-11 under SIMH.  The fellow steps through > the installation process and

Re: VT340 Emulation

On 2021-06-24 10:36, Zane Healy via cctalk wrote: > Thanks! That’s not bad at all considering what VT525’s are going for, and > I’d really like to get a terminal with ReGIS Graphics (though I finally have > a VAXstation 4000/90 running as a VAXstation). Mind you, I’m not sure why I > need

Re: VT340 Emulation

On 2021-06-22 06:32, Grant Taylor via cctalk wrote: > On 6/22/21 1:49 AM, emanuel stiebler via cctalk wrote: >> So I would use an 15" 4K display at the RBpi, and scale up... > > I personally dislike all the 4k monitors that I've seen.  I'd be more > likely to go old schoo

Re: VT340 Emulation

On 2021-06-22 01:03, Grant Taylor via cctalk wrote: > I'm now wondering about building something like a Raspberry Pi with an > LCD display (native resolution?) Be careful. The "native" resolution of the vt340 is 800x480 in 4:3 format ... So I would use an 15" 4K display at the RBpi, and scale

Re: VT340 Emulation

On 2021-06-22 01:03, Grant Taylor via cctalk wrote: > After seeing the prices of VT3xx / VT4xx / VT5xx when I looked a few > years ago, I quickly decided that I didn't want to spend that sort of > money. And, if you get a cheap VT340, it probably is just an "A", not a "G+" version :(

Re: VT100 colors

On 2021-06-21 13:12, Antonio Carlini via cctalk wrote: > I did find one seemingly untouched image of a VT100 with green text: > https://vistapointe.net/cliparts/getsecond. That does appear to be a > VT100 (not a VT102/VT103 etc) and is green. We had some like that, but upgraded with a Selenar

Re: VT340 Emulation

On 2021-06-18 15:09, Christian Groessler via cctalk wrote: > I've got a real VT340, if somebody wants to verify an emulation. 340 A or 340 G+? Big difference ...

Re: SCSI2SD

On 2021-05-21 16:41, Zane Healy via cctalk wrote: > Does anyone have experience using a SCSI2SD board to replace a Hard Drive on > a VAXstation or an AlphaStation? I’m thinking about using them on some of my > systems to reduce the amount of noise. Yes, I'm using the on my 4000/90's ... Get

Re: VAXstation 4000/90 Diagnostics

On 2021-05-21 16:38, Zane Healy via cctalk wrote: > Is anyone familiar with the 4000/90 diagnostics? It looks like it will fail > the test of the LCSPX graphics board, if it’s not plugged into a monitor, or > is missing a loopback device. Is that correct? > > T 2 fails, but the manual makes it

Re: Hard To Believe This Person Is Serious

On 2021-03-25 15:15, Bill Gunshannon via cctalk wrote: > On 3/25/21 1:56 PM, mazzinia--- via cctalk wrote: >> Rofl, >> >> If he manages to find someone at that price, I will have to sell my >> micropolis 5"25 > > I would gladly sell my brand new, still in the static bag, RZ28's for > that

Re: Vax/pdp on ebay

On 2021-03-07 14:56, Glen Slick via cctalk wrote: > On Thu, Mar 4, 2021 at 11:25 PM Wayne S via cctalk > wrote: >> >> Is anyone from this list bidding on this. >> If so i’ll back out. Just don’t want it to be “recycled “ and i have room >> for it. >> >>

Re: Spelunking the places where files are not

On 2021-03-05 09:41, John Foust via cctalk wrote: > > This situation makes me hesitant to release disk images from the past. > It's one thing to do it with disks that were mine and to take responsibility > for my risk; it's another to release disks once owned and used by others. > Do the unused

pdp11, pdp8 prototyping boards

Don't know if you guys know about them, I just tripped over them... https://www.tindie.com/products/glitchwrks/gw-dec-1-prototyping-board-for-pdp-11-pdp-8-etc/ Cheers

Re: Vax/pdp on ebay

On 2021-03-05 11:57, Doc Shipley via cctalk wrote: > On 3/5/21 10:51, Nigel Johnson via cctalk wrote: >> Speaking of badges, I have a BA23 that doesn't have one. It was an 11/73 >> but that badge is gone, and I am trying to repair an 11/93 to go in >> there. >> >> Does anybody have a spare 11/73

Re: cctalk Digest, Vol 77, Issue 3

On 2021-02-03 15:29, Adam Thornton via cctalk wrote: > As long as we’re talking about divesting: if anyone has a VaxStation that > they’d sell me for substantially less than eBay prices, I’d be interested. I > have a 3100M38, but it doesn’t POST; indeed, a replacement mainboard would be > a

Re: Greaseweazle

On 2021-02-02 12:20, Chuck Guzis via cctalk wrote: > When I last proposed the STM32F407, I was met with "Oh, but the Blue > Pill is cheaper". Okay, use the Blue Pill, but my code won't work with > it. Not once has anyone contacted me and said "I'd like to try my hand > at doing this, what can

Re: APL\360

On 2021-02-01 11:40, Chuck Guzis via cctalk wrote: > Whose pint? UK Imperial pint = 568 ml. US liquid pint = 473 ml. That explains some conversations I had with people there ;-)

Re: APL\360

On 2021-02-01 10:59, Liam Proven via cctalk wrote: > I do not know what a fluid ounce is, or how many are in a pint. not enough? ;-)

Re: Stride computers, was Re: Rod Coleman's personal history of founding, building & running SAGE

On 2021-01-03 05:18, Jos Dreesen via cctalk wrote: Hello Jos, I saw on a German web, that you're planing on a SAGE II remake? Still toying with it? Cheers

Re: Rod Coleman's personal history of founding, building & running SAGE

On 2021-01-02 22:34, Fred Cisin via cctalk wrote: > On Sat, 2 Jan 2021, Liam via cctalk wrote: >>  I'm not really familiar with SAGE machines. They were not as >>  well-known in the UK, I think, being upmarket from the Apple ][ and >>  IBM PC, both of which were eye-wateringly expensive by UK

Re: Rod Coleman's personal history of founding, building & running SAGE

On 2021-01-03 19:08, Liam Proven via cctalk wrote: > On Sun, 3 Jan 2021 at 03:53, Boris Gimbarzevsky > wrote: >> >> Ran into 68000 processor for >> first time in 1986 when my father bought a 512 K >> Mac and couldn't believe performance of this CPU > > It is odd. I had read of it, of course,

Re: Stride computers, was Re: Rod Coleman's personal history of founding, building & running SAGE

On 2021-01-03 05:18, Jos Dreesen via cctalk wrote: > On 03.01.21 01:11, Liam Proven via cctalk wrote: >> This may be old news -- it was new to me, though. >> >> https://suddendisruption.blogspot.com/search/label/Booting%20Sage%20Computer >> >> > The story is around for several years already, but

Re: tty and video displays

On 2020-12-14 05:41, Brent Hilpert via cctalk wrote: > On 2020-Dec-14, at 1:26 AM, ben via cctalk wrote: >> Often for data input one could use over strike characters for input. Not EQ >> might be = BS | Did any video display terminals >> repeat the same effect? > > Yes. Coincidentally I've just

Re: Microvax 3100 VMS 7.3 password reset

On 2020-11-12 12:45, Zane Healy via cctalk wrote: > Hopefully with the move to x86, we’ll see more people interested in OpenVMS. Then, the people will ask for an ARM port, before they touch it ;-)

Re: Microvax 3100 VMS 7.3 password reset

On 2020-11-12 10:42, Bill Gunshannon via cctalk wrote: > As another aside, it is rather interesting how many hits for VAX and > VMS I got that have nothing to do with what we think of as VAX and VMS. And most of them suck ;-)

Re: Looking for PDP-11/23+ parts for museum restoration

On 2020-11-02 19:16, Stephen Buck via cctalk wrote: > Hi All, > > I'm working on restoring a DEC PDP-11/23+ for the University of Colorado > computer museum and I'm struggling to find a few parts, working or not, > needed to complete the system. Please let me know if you have any of > these items

Re: Vintage Computer Federation Swap Meet 11/7/2020

On 2020-11-04 01:24, Bill Degnan via cctalk wrote: > It was a meatball sandwitch Halloween?

Re: Thoughts on restricted distribution documents (Dec Professional 350)

On 2020-09-29 17:34, Bjoren Davis via cctalk wrote: > If it helps, I bought a copy of the DEC Professional 350 Field > Maintenance Print Set (MP-01394) on eBay a few months back. EXCELLENT! > > I've scanned it but I've been waffling about where to post it. Scanned > @600DPI with lossless

Re: 1U VAX, was: Re: Computer stores

On 2020-08-24 23:21, Antonio Carlini via cctalk wrote: > On 24/08/2020 21:34, Zane Healy via cctalk wrote: >> On Aug 24, 2020, at 7:06 AM, John Klos via cctalk >> wrote: OK, I'll bite ;-) What is it exactly? There was a rtVAX on VME, which could be easily configured as 1U, but

Re: 1U VAX, was: Re: Computer stores

On 2020-08-24 16:06, John Klos via cctalk wrote: >> OK, I'll bite ;-) >> What is it exactly? >> There was a rtVAX on VME, which could be easily configured as 1U, but >> what do you have? > > https://twitter.com/AnachronistJohn/status/1291815674570891264 > > It's a VAXstation 4000/30 (also known

1U VAX, was: Re: Computer stores

On 2020-08-23 21:06, John Klos via cctalk wrote: > Relatedly, I have what I think is the only 1U VAX in the world. I've > mentioned this in many places, but if someone says I'm wrong and shows > me an example of another, it would please me, not upset me. I'll have > learned of another :) OK,

Sage II, was: Re: Looking for a Stride OS set

On 2020-08-16 19:08, Bill Degnan via cctalk wrote: > I do, but my Sage II is currently packed away. I'd have to make a disk > copy, I dont have the ability to image the boot disks otherwise. If you > can find no other source let me know and I will make you an OS disk or two. If anybody would

Re: OS-9/68k Control Coprocessor module

On 2020-07-29 19:08, Charles Dickman via cctalk wrote: > I came across an Allen-Bradley 1771-DMC4 Control Coprocessor. If you are > familiar with AB PLC's, it is a 1771-IO chassis module that could be a > "sidecar" for a PLC5 PLC or a standalone module. Can't help you here, we made our own HW. >

Re: SCSI2SD & Amiga's (was: About to dump a bunch of Compaq SCSC...)

On 2020-07-07 13:46, Zane Healy via cctalk wrote: > Am I correct that a v5.1 SCSI2SD should work just fine? Anything I need to > be aware of? > > I’ve been interested in these for ages, in part as a way to have quieter > systems, but have never purchased one. Not completely to the subject,

Re: Future of cctalk/cctech

On 2020-06-19 23:42, Fred Cisin via cctalk wrote: >>> Images take up a lot of space and are best dealt with via links. > > On Fri, 19 Jun 2020, Al Kossow via cctalk wrote: >> Which rot over time. >> If you're going to create a permanent archive, you need to archive any >> attachments as well. >>

Re: Someone's confused

On 2020-06-19 20:37, Chris Zach wrote: > Yes, there was D and F, and F and G versions. Everything else was > emulated slowly. Putt putt it was Right! I have at least one of them. You know how one would see, which one it is? Different board numbers? > On 6/8/2020 3:26 PM, emanuel

Re: Future of cctalk/cctech

On 2020-06-17 10:46, John Foust via cctalk wrote: > > I'm most puzzled by the eager hosting volunteers who'd volunteer even before > they have a full understanding of the job. Wouldn't you want to know > how much time it might take you to administer the list, how much > bandwidth it eats,

Re: Someone's confused

On 2020-06-08 11:55, Chris Zach via cctalk wrote: > 4) The 11/730 could emulate pdp11 instructions, the MV1 could not. Come > to think of it I think the 730's floating point could do D,F,G,H while > the MV1 could only do D,F,G. IIRC, there were two versions of the MV I board sets with different

Re: Someone's confused

On 2020-06-08 02:35, r.stricklin via cctalk wrote: > > On Jun 7, 2020, at 7:52 PM, Jon Elson via cctech wrote: > >> Wow, who would want a 730? > Somebody very, very determined. Guys be nice! That's the slowest VAX, right? In a small cabinet, I would take it, simply for that ;-)

Re: 13W3 to HDMI/DisplayPort

On 2020-05-23 21:35, Alan Perry via cctalk wrote: > Anyone here know of a SVGA-to-HDMI (or DisplayPort) adapter that a > 13W3-to-SVGA adapter > so I can connect my Sun frame buffers to a HDMI display? I am hoping someone > here has already figured this one out. SVGA should be possible, but Sun

Re: Looking for old Suns

On 2020-05-03 11:22, silvercreekvalley via cctalk wrote: Hi all, also like to raise my hand, in case anybody on the US east coast is looking for a good home for a SUN2/SUN3 ... Cheers

Re: (V)HDL Toolsets

On 2020-05-21 22:44, Jim Brain via cctalk wrote: > I must have miscommunicated.  I have Xilinx ISE WebPack installed and > running.  I was asking about getting the Lattice toolchain up and > running, which programming cable to get, Are you talking Lattice/Diamond on Win10 or linux? I don't

Re: (V)HDL Toolsets

On 2020-05-21 07:34, Sytse van Slooten via cctalk wrote: > One of the things I’ve done with my pdp11 vhdl from the start is that I’ve > not used any vendor specific constructs or language extensions. That’s > probably the only design decision that I’m still really happy about - it > allows me

  1   2   3   >