Was: PDP-8/A transformer hum Is: VXT-2000 stuff.

2020-06-17 Thread Joseph Zatarski via cctalk
On 6/9/2020 11:51 AM, Glen Slick via cctalk wrote: On Tue, Jun 9, 2020 at 9:04 AM Bill Gunshannon via cctalk wrote: For the VXT-2000 with an H7109-B the rated voltage and current values are printed right on the power supply label: +5.1V, 7.81A +12.1V, 0.62A -12.1V, 0.46A -9V, 0.2A Fixed

Re: VAXStation 3200 RAM repair video (again)

2020-05-16 Thread Joseph Zatarski via cctalk
On 5/16/20 1:18 PM, Warner Losh wrote: On Sat, May 16, 2020, 11:02 AM Joseph Zatarski via cctalk mailto:cctalk@classiccmp.org>> wrote: I had to repair the RAM board in my VS3200/KA650 again, so I took video of the whole process (less about a whole day I lost troublesh

VAXStation 3200 RAM repair video (again)

2020-05-16 Thread Joseph Zatarski via cctalk
I had to repair the RAM board in my VS3200/KA650 again, so I took video of the whole process (less about a whole day I lost troubleshooting a trace I nicked). Maybe some of you will find it interesting to watch. https://youtu.be/3LxTJIzow2k (tip: get through youtube videos faster by setting

update: stuff for sale - recent move

2020-03-22 Thread Joseph Zatarski via cctalk
Just wanted to remind everyone I've still got a bunch of stuff listed that I'd like to pass on. I've been slowly going through stuff. Recently added stuff is here, in reverse chronological order. This should make it easier to stay caught up on newly listed stuff.

stuff for sale - recent move

2020-03-03 Thread Joseph Zatarski via cctalk
Hi. I forgot to mention it’s an eye phone 11 PRO 256gb. I may be missing something -- *what's* an "eye phone"? I thought you were listing vintage kit, not smartphones? -- Liam Proven – Profile: https://about.me/liamproven Email: lproven at cix.co.uk – gMail/gTalk/gHangouts: lproven at

stuff for sale - recent move

2020-03-01 Thread Joseph Zatarski via cctalk
Hello Everyone, I recently moved and just got my storage unit of stuff transported to the new house. I'm starting to go through it all because I know there's a good mixture of stuff I want and stuff I don't want but may be useful to someone else. I've started inventorying a lot of the stuff

WTB: wire wrap tools

2019-12-22 Thread Joseph Zatarski via cctalk
I'm looking to pick up a set of at least some hand tools for wire wrap, though I'm interested in wrap guns/bits as well. I'm specifically looking for hand tools for 26awg wire, as well as 22 and 24awg. I already have a hand tool for 30awg. Mainly interested in tools for .045" square posts

Re: DEC KA650 VAX memory troubleshooting

2019-11-24 Thread Joseph Zatarski via cctalk
on behalf of Joseph Zatarski via cctalk Sent: Sunday, November 24, 2019 1:28 AM To: General Discussion: On-Topic Posts Subject: Re: DEC KA650 VAX memory troubleshooting Well, I finally got around to posting this on the CHWiki, in case anybody was curious about this. https://gunkies.org/wiki

Re: DEC KA650 VAX memory troubleshooting

2019-11-23 Thread Joseph Zatarski via cctalk
Well, I finally got around to posting this on the CHWiki, in case anybody was curious about this. https://gunkies.org/wiki/DEC_KA650_Memory_Subsystem On 6/17/19 7:56 PM, Joe Zatarski wrote: OK, so where should a thing like this go: https://pastebin.com/taQwaTV6 Anybody got a decent place to

Re: DECimage questions

2019-03-19 Thread Joseph Zatarski via cctalk
On Tue Mar 19 01:49:08 CDT 2019 >On 2019-03-17 20:36, Chris Hanson via cctalk wrote: >>/I recently acquired a DECimage X terminal, which is theoretically a VXT-2000 with an add-on 2D accelerator. Unfortunately while the terminal is badges as a DECimage it didn’t include the board, just a frame

Re: DECimage questions

2019-03-17 Thread Joseph Zatarski via cctalk
>I recently acquired a DECimage X terminal, which is theoretically a VXT-2000 >with an add-on 2D accelerator. Unfortunately while the terminal is badges as a >DECimage it didn’t include the board, just a frame buffer. That's unfortunate. My VXT2000 doesn't have that board either, I've always

Re: Hayes Smartmodem 1200 firmware dumped:

2019-03-02 Thread Joseph Zatarski via cctalk
On 3/2/19 6:34 PM, Ethan Dicks wrote: On Sat, Mar 2, 2019 at 4:16 PM Joseph Zatarski via cctalk wrote: The files are attached to this email... They are not. This list doesn't support attachments. -ethan I swear that I have gotten cctalk digests with attached files in the past

KA650 VAX memory error

2019-03-02 Thread Joseph Zatarski via cctalk
On Sat, Mar 2, 2019 at 3:16 PM Glen Slick via cctalk wrote: On Sat, Mar 2, 2019 at 12:02 PM Joseph Zatarski via cctalk http://www.classiccmp.org/mailman/listinfo/cctalk>> wrote: //>>/On a somewhat related note, I don't suppose anybody knows or has />>/documentation on the

Hayes Smartmodem 1200 firmware dumped:

2019-03-02 Thread Joseph Zatarski via cctalk
Hello again Everyone, Last night my roommate and I worked on dumping the Hayes Smartmodem 1200 firmware so that we could attempt a repair on another modem. This other modem had a dead EPROM, a dead ROMless Z8, a dead CD4069, and a dead 'SR0075' (custom marked Hayes part with Zilog logo on

KA650 VAX memory error

2019-03-02 Thread Joseph Zatarski via cctalk
Hello Everyone, I've got a KA650 with a MS650-AA 8MB memory module. When we initially started messing with this VAX, it was giving a memory error. We were able to track down first the bad bank, and later the individual bad ZIP RAMs with the help of my logic analyzer. For now, I kludged an

HP logic analyzer QFP132 interposer and DSD-4140 microcode ROMs

2019-03-02 Thread Joseph Zatarski via cctalk
Hello everyone, I've got two unrelated things I'm looking for: The first is an HP logic analyzer interposer for the emulation adapter for an MC68332. This would have a PGA socket on it, and sort of a reverse socket for the QFP132 package (attaches to a chip from the top, to interface to a

Re: Jesse and the ebay mess

2019-01-28 Thread Joseph Zatarski via cctalk
On Fri, 25 Jan 2019 12:17:59 -0500, Jesse Dougherty jesse at cypress-tech.com said: >Holly smokes... 1st, Cindy thanks for calling me and vouching for me on >this list but let me clear something up here > >A. the ebay ads are mine and I put all content up there. >B. there reflects different

Re: Jesse and the ebay mess

2019-01-24 Thread Joseph Zatarski via cctalk
>Sorry, but this doesn't really check out... *snip* With regards to my last message, I should also note that I did notice the ebay auction shipping locations do not all match the location listed in Jesse's email. This is interesting at least, but then some auctions do match land o' lakes, FL

Jesse and the ebay mess

2019-01-24 Thread Joseph Zatarski via cctalk
On Thu Jan 24 16:26:48 CST 2019, Electronics Plus sales at elecplus.com said: > I just got off the phone with Jesse at Cypress. He said he did not post the > gold and tantalum items on ebay. It is someone else, trying to cast a bad > name on him. Sorry, but this doesn't really check out. Jesse

Data Systems Design DSD-4140 microcode PROMs

2018-10-28 Thread Joseph Zatarski via cctalk
Hello Everyone, We found a PDP-11 QBUS card cage with a KDF11 and some other cards (RAM, ROM, some basic peripherals) which included a DSD-4140 card. Unfortunately, the DSD-4140 is missing one of it's microcode PROMs for some reason. Does anyone else have one of these cards? It'd be

Re: Beckman DU600 MC68332 SBC (Was: HP CPU32 Emulation Adapter)

2018-09-21 Thread Joseph Zatarski via cctalk
That board came out of the instrument it belongs to (a Beckman DU600), which came out of the trash here. I've put quite a bit of time into reverse engineering the hardware as well as porting and writing some software. The most recent thing I've done with it is port an old version of minix.

HP CPU32 Emulation Adapter

2018-09-20 Thread Joseph Zatarski via cctalk
Hello everyone, This is a longshot, but I was wondering if anybody has or knows someone who might have a very specific HP part. It's the HP E3417A, a PQFP132 PGA interposer for some HP emulation/debug preprocessor stuff for CPU32 (among other 132 pin QFP). Basically I came into an HP logic

Re: Landfill?

2018-07-22 Thread Joseph Zatarski via cctalk
I also have a few boxes of old books and IBM slip-case manuals (techRef, etc.), 3" and 3.25" drives, at least one bundle of hard sector disks, half a dozen HP "pinch to close shutter" 3.5" disks, a Shugart 3.5" from before they HAD shutters, a Sony 600RPM 3.5" (if I can find it), . . . ('course

HP-UX 11.11 patches

2017-04-23 Thread Joseph Zatarski via cctalk
I think this is probably a long shot, but does anyone have patches for HP-UX 11.11 for PA-RISC? I can't exactly buy an HP support contract just to download patches, which is apparently my only other option since google doesn't turn up anything. I'm specifically looking to get PHSS_24304 installed

Bitsavers size

2017-04-22 Thread Joseph Zatarski via cctalk
>Just how big is the server? >As a wish list, I've always wanted that as a offline set of DVD's >for the common stuff. >Ben. But wouldn't a nice tape be a much more appropriate distribution medium? I've got an LTO-3 drive here, and that's 400GB/tape. It'd only take one tape to hold bitsavers. :)

Timesharing/multiuser BASIC for MC68K

2017-03-20 Thread Joseph Zatarski via cctalk
I just wanted to share a little project I've been working on, it's an adaptation of Lee Davison's EhBASIC to become a timeshared multiuser BASIC. There's still a bit more to do, but here's a video of it in operation: https://youtu.be/SAJpHiBPMcQ In that video, it's only running 3 sessions (I had