Re: 2020 Power consumption [Was: Re: MASSBUS disk emulator (Was: Unibus controller for MFM disks)]

That should be in the site prep documents, or the installing documentation. On Wed, Oct 19, 2016 at 1:44 AM, Pontus Pihlgren wrote: > On Tue, Oct 18, 2016 at 06:26:06PM +, Rich Alderson wrote: > > > > There have been 2 generations of Massbus Disk Emulator (MDE) at LCM.

2020 Power consumption [Was: Re: MASSBUS disk emulator (Was: Unibus controller for MFM disks)]

On Tue, Oct 18, 2016 at 06:26:06PM +, Rich Alderson wrote: > > There have been 2 generations of Massbus Disk Emulator (MDE) at LCM. The > one of which people have seen pictures was the first generation, created > when there were only 2 people working on the collection which became the >

Re: 2020 Power consumption [Was: Re: MASSBUS disk emulator (Was: Unibus controller for MFM disks)]

On Wed, Oct 19, 2016 at 7:44 PM, Pontus Pihlgren wrote: > On Tue, Oct 18, 2016 at 06:26:06PM +, Rich Alderson wrote: >> >> There have been 2 generations of Massbus Disk Emulator (MDE) at LCM. The >> one of which people have seen pictures was the first generation, created

Re: MFM floppy and HD emulator DREM

> On Oct 18, 2016, at 5:27 PM, David Gesswein wrote: > > On Mon, Oct 17, 2016 at 01:38:19PM -0700, Guy Sotomayor Jr wrote: >> >> Yes, that?s me but I have had issues with the emulator starting up >> reliably so that the 3174 boots. >> > I haven't had any recent reports

Re: FS (cost of shipping): AS/400 8-port twinax concentrator/adapter cables

On Tue, Oct 18, 2016 at 12:34:50PM -0400, J wrote: > I have two IBM 21F5093 AS/400 8-port twinax to DB25 adapters with clip > mounts. Maybe! I've been on the lookout for a 72X5645 which is a 4-port twinax break out box. I supposedly need it for my AS/400 9406-170. (I have the pig-tail and

Re: MFM floppy and HD emulator DREM

On Mon, Oct 17, 2016 at 02:32:31PM -0400, Mike Stein wrote: > No experience myself, but FWIW several Cromemco owners have used David's > unit successfully with Cromemco's non-standard whole-track-at-a-time > controller and have said good things about his willingness to work > with non-standard

Re: Are DEC TK50/TK70 tapes worth hanging onto?

If any of those tapes are relevant to my VAX-11/730, then they might interest me. -- Mark J. Blair, NF6X http://www.nf6x.net/

Re: MFM floppy and HD emulator DREM

On Mon, Oct 17, 2016 at 01:38:19PM -0700, Guy Sotomayor Jr wrote: > > Yes, that?s me but I have had issues with the emulator starting up > reliably so that the 3174 boots. > I haven't had any recent reports of this problem. If you wish assistance with it let me know.

Re: VTServer/etc for V6 Unix

All, I had a look at the docs on V6 Unix. This doc: http://minnie.tuhs.org/cgi-bin/utree.pl?file=V6/usr/doc/start/start describes a way to install from tape, but it seems like it does a block copy of a tape image to the disk. Also, in

Re: Unsticking a Seagate ST-419 head

On Oct 19, 2016 9:25 PM, "Alexandre Souza" wrote: > > A good bang in the side with the heavy side of a screwdriver uses to work > flawlessly ;) (sometimes 2 or 3 bangs :D ) > > > 2016-10-19 23:20 GMT-02:00 Al Kossow : > > > I have a couple of

Re: VTServer/etc for V6 Unix

> Here are some notes I made a while back, when I looked at it: > ... > Block 2-xx - gubbish, apparently inodes, code, etc? So I just realized something's incomplete here. There's an intermediate stage (loading 'xxyy', where 'xx' is "tm" or "ht", and 'yy' is "rk", "rp" or "hp").

Re: Are DEC TK50/TK70 tapes worth hanging onto?

> On Oct 19, 2016, at 5:04 PM, Ethan Dicks wrote: > >> ... but I would have thought >> either TU58 or 9-track would have been a more likely software delivery >> mechanism for a VAX-11/730 back in the day. > > Indeed (or RL02... that was a valid distribution medium

Re: VTServer/etc for V6 Unix

> From: Warren Toomey > This doc: .. describes a way to install from tape, but it seems like it > does a block copy of a tape image to the disk. Yup, that's the standard V6 install from tape. It uses the two programs I mentioned in the last message; first mboot (which produces the

Re: Unsticking a Seagate ST-419 head

A good bang in the side with the heavy side of a screwdriver uses to work flawlessly ;) (sometimes 2 or 3 bangs :D ) 2016-10-19 23:20 GMT-02:00 Al Kossow : > I have a couple of drives I would really like to recover the data from. > On one of the two I've tried so far, the

Re: VTServer/etc for V6 Unix

> Yes, I have those, thanks; those are the 1-block programs I mentioned > to Warren: > One can't actually boot V6 Unix directly from a V6 distribution tape, > all one can do is copy the disk images from the tape to the disk; one > then boots from the disk. (Although now that I look, there is

Re: VTServer/etc for V6 Unix

> From: Warren Toomey wkt at tuhs.org > To load V6, you need to build a virtual tape which replicates the V6 > tape. Err, there's the problem. The V6 boot tape consists of 3 'dd' images of RK05 V6 file systems (one each root, source, and doc), with a 'boot block' on the tape which

Unsticking a Seagate ST-419 head

I have a couple of drives I would really like to recover the data from. On one of the two I've tried so far, the lowest head in the stack is really stuck on. Has anyone successfully unstuck a head from this era. I've tried the obvious things (gentle rotation in both axis, heating the platters)

Re: Photos from the NWA Auction

On Tue, Oct 18, 2016 at 4:46 PM, Jason T wrote: > On Tue, Oct 18, 2016 at 7:57 AM, Ben Sinclair wrote: > > Great photos! I'm curious as to how long ago this equipment was in > > operation. The photos here and on the auction site almost looked like > >

Re: MASSBUS disk emulator (Was: Unibus controller for MFM disks)

> From: Rich Alderson > Yes, the d/r card is strictly level conversion, and the microcode in > the Xilinx does all the Massbus protocol. So if you don't mind continuing to indulge my curiousity (thanks for all the indulgence so far :-), is the D/R card a daughtercard that mounts on

Re: VTServer/etc for V6 Unix

> From: Dennis Boone > The sources for the V6 versions of the tmrk et al programs seem to be > here: Yes, I have those, thanks; those are the 1-block programs I mentioned to Warren: >> The only V6 boot mechanisms are 1-block programs that go into block 0 >> of device 0 and

Re: VTServer/etc for V6 Unix

> > I know I made it work and booted V6 on my 11/34. > I'll start with getting VTServer to run under V6 (my only Unix, don't > have anything later :-), so if you turn up whatever you used to boot > V6, it would probably still be useful. The sources for the V6 versions of the tmrk et al

Re: Are DEC TK50/TK70 tapes worth hanging onto?

On 19/10/16 08:46, Mark Wickens wrote: >From a preservation perspective the best option would be to list the tape labels. I have a friend with an extensive backup collection not yet on bitsavers who could identify if anything I'd unique. You might find there are only a couple not yet archived.

Re: Are DEC TK50/TK70 tapes worth hanging onto?

On 18/10/16 16:32, Thomas Dzubin wrote: But, I also have two big rubbermade containers (about half a cubic meter) filled with TK50 and TK70 tapes which I have never used. Some are blank, some are the boot & install media for VMS 5.5, some are software installations, etc. etc. In the past 25

Re: Are DEC TK50/TK70 tapes worth hanging onto?

On 18/10/16 16:38, Adrian Graham wrote: Hi Thomas, Have you got an install media set for VAX Dibol 4.2? Someone here was looking for a copy a few weeks ago. Wasn't it ALL-IN-1? Antonio -- Antonio Carlini arcarl...@iee.org

Re: Are DEC TK50/TK70 tapes worth hanging onto?

On 19/10/16 01:18, Mark J. Blair wrote: If any of those tapes are relevant to my VAX-11/730, then they might interest me. I know that there was a Unibus TK50 interface but I would have thought either TU58 or 9-track would have been a more likely software delivery mechanism for a VAX-11/730

Re: Xerox Alto restoration, part 10

Saw the latest episode within hrs of it being posted :D then started exploring the other videos that guys got some cool toys wi I've had people coming to me asking if I had seen these videos yet here in Winnipeg that I would.least of expected to know about this project pritty cool ;) tdk on IRC

Xerox Alto restoration, part 10

It boots, and with a borrowed mouse, GUI apps work https://www.youtube.com/watch?v=GMp5EAq-Elo -- Liam Proven • Profile: http://lproven.livejournal.com/profile Email: lpro...@cix.co.uk • GMail/Twitter/Facebook/Flickr: lproven Skype/MSN: lpro...@hotmail.com • LinkedIn/AIM/Yahoo: liamproven

Re: Are DEC TK50/TK70 tapes worth hanging onto?

I have the following 12 TK50 tape cartridges with original DEC labels on them: AQ-FP13C-BN MICROVMS V4.4 FULL BIN TK50 (2 copies) AQ-FY80B-BN MICROVMS V4.4 BIN TK50 MANDATORY UPDATE (2 copies) AQ-FP15C-BN MICROVMS V4.4 NET END/N TK50 AQ-JP22F-BE VMS V5.4 BIN TK50 1/2 AQ-LC99C-BE VMS V5.4 BIN TK50

Re: Xerox Alto restoration, part 10

> From: Liam Proven > It boots, and with a borrowed mouse, GUI apps work There was a new blog post which I don't think was mentioned here yet: http://www.righto.com/2016/10/restoring-ycs-xerox-alto-day-10-new.html but it doesn't cover the borrowed mouse; does cover getting the CPU