Re: Scsi tape and compatible tapes that are available

2017-07-23 Thread Chuck Guzis via cctalk
On 07/23/2017 09:05 PM, devin davison via cctalk wrote: > 30 seconds ago. I guess I should clean the Exabyte carts off my dining room > table. Heck, I've still got lots of DDS1 and 2 carts, DC1000 mini carts, and a whole box of 8mm Exabytes. Various QIC carts, Travan, etc. Did someone say

Re: What Is This Component?

2017-07-23 Thread allison via cctalk
On 07/23/2017 06:12 PM, Dave Wade via cctalk wrote: > It's a "watch" quartz crystal... > > http://www.explainthatstuff.com/quartzclockwatch.html > > probably used to set the master frequency for the UART/Serial interfaces... NO, not at all. To low a frequency as many of them use 16x clock for

Re: What Is This Component?

2017-07-23 Thread allison via cctalk
On 07/23/2017 06:09 PM, Mattis Lind via cctalk wrote: >> >> >> It is QZ1 in the following picture: >> https://rjarratt.files.wordpress.com/2017/07/wp_20170723_22_38_20_pro.jpg >> >> It is a 32768 Hz crystal / resonator. > /Mattis > \ No question about it a 32768Hz crystal. Likely used to

Re: Replacing flat drive belts alternatives?

2017-07-23 Thread dwight via cctalk
I wouldn't expect the cogged belt to work well. The teeth would still cause jumps. Now, if you came up with a way to grind the teeth off. That might work. Dwight From: cctech on behalf of Craig Ruff via cctech

RK05 head alignment -- how difficult?

2017-07-23 Thread Fritz Mueller via cctalk
Hey folks: As some of you know, I've recently restored a PDP-11/45, RK11-C drive controller, and an RK05 drive. I'm now at the point where I'm working to recover and archive the contents of the dozen or so RK05 packs that I got along with the drive and controller. I've been inspecting and

Re: Apple Turnover

2017-07-23 Thread Fred Cisin via cctalk
On Sun, 23 Jul 2017, Jason T via cctalk wrote: Searching the depths of the basement collection, I ran across a 15-odd year-old acquisition, the Apple Turnover board by Vertex Systems. It's an ISA card from the IBM PC/XT era that fits between the floppy controller and floppy drive, allowing the

Re: Scsi tape and compatible tapes that are available

2017-07-23 Thread devin davison via cctalk
my sgi onyx just came with a 8 mm drive. i picked up some tapes cheap, they are pretty limited in capacity. i have had read and write issues even after using a cleaning tape and a new box of tapes. my ibm as 400 used them too similar issues. kept complaining the drive was dirty even after running

Re: Scsi tape and compatible tapes that are available

2017-07-23 Thread TeoZ via cctalk
LTO is what I use for large archives. Tapes and drives are plentiful and cheap. LTO-1 is 100/200GB, LTO-2 is 200/400GB (native compressed). DLT is older and lower capacity but cheap, Super DLT is newer and higher capacity and expensive. I also play around with DDS 1-4, AIT 1 and 2, dabble

Looking for a 128/512K mac analog board and yoke (!)

2017-07-23 Thread Alexandre Souza via cctalk
Subject says it all :) As you may know, mac 128s are hard to spot and expensive in Brazil. I lost my analog board (lending to a friend) and the tube yoke (!!!). I'd like to build my 128 again. So, if someone is willing to part with an analog board and yoke... :) Thanks a lot!

Re: Scsi tape and compatible tapes that are available

2017-07-23 Thread TeoZ via cctalk
The major 8mm tape drives I know about are SONY AIT -Original Message- From: Glen Slick via cctalk Sent: Sunday, July 23, 2017 11:35 PM To: General Discussion: On-Topic and Off-Topic Posts Subject: Re: Scsi tape and compatible tapes that are available On Sun, Jul 23, 2017 at 8:23

Re: Scsi tape and compatible tapes that are available

2017-07-23 Thread Glen Slick via cctalk
On Sun, Jul 23, 2017 at 8:23 PM, Chuck Guzis via cctalk < cctalk@classiccmp.org> wrote: > > There have been many tape formats that have gone in and out of fashion. > In the late 80s and early 90s, 8mm videotape-type Exabyte carts were > very popular--when have you last seen one? > 30 seconds ago.

Apple Turnover

2017-07-23 Thread Jason T via cctalk
Searching the depths of the basement collection, I ran across a 15-odd year-old acquisition, the Apple Turnover board by Vertex Systems. It's an ISA card from the IBM PC/XT era that fits between the floppy controller and floppy drive, allowing the PC to read Apple // DOS and Apple CP/M formatted

Re: VT320 Isn't working right

2017-07-23 Thread Douglas Taylor via cctalk
On 7/23/2017 8:29 PM, Toby Thain via cctalk wrote: On 2017-07-23 7:27 PM, Douglas Taylor via cctalk wrote: All I have a DEC VT320 that powers up just fine, sees the attached keyboard, and I can enter the setup menu. However, when I attach it to my microPDP11 to use as a console nothing

Re: In search of DEC DZ11 cabling/panel

2017-07-23 Thread Jay Jaeger via cctalk
Just for completeness on the thread, I have: A BC05W-15 Cable (I am not sure yet if this is real DEC or the two sets of Emulex cables I have attached to a CP22 cabinet kit - would have to check on that) A BC06L-0J Jumper An H317e (I also have a separate plastic cover for an H317e) An H7004C

Re: Scsi tape and compatible tapes that are available

2017-07-23 Thread Chuck Guzis via cctalk
On 07/23/2017 05:51 PM, Henry Bond via cctalk wrote: > I have need to make backups, and if you are going to do something, do it the > proper way. Feel like I'm preaching to the choir here mind. > > My issue is finding tape to fit any drive I might buy or choosing an > appropriate tape library

Generating macintosh disks

2017-07-23 Thread Alexandre Souza via cctalk
Hi there! Spent all saturday and sunday trying to boot a Mac Plus. Unfortunately I hadn't any 800K boot disks nor a way to generate them. I solved the problem using a Classic booting 7.0.1, writting a 7.0.1 1.4MB disk on PC using winimage, loading this disk on the mac classic, copying the

Re: Scsi tape and compatible tapes that are available

2017-07-23 Thread devin davison via cctalk
I have quite a bit of sgi gear and have been moving quite a bit of data from a linux machine to my sgi gear via tape recently. dat dds4 and dat 72 drives work good and the tapes are easy to come by. i have many dell branded dat drives that work without any special configuration. for larger

Scsi tape and compatible tapes that are available

2017-07-23 Thread Henry Bond via cctalk
Hi Gang, I have need to make backups, and if you are going to do something, do it the proper way. Feel like I'm preaching to the choir here mind. My issue is finding tape to fit any drive I might buy or choosing an appropriate tape library device which has tape available to purchase with

Re: VT320 Isn't working right

2017-07-23 Thread Toby Thain via cctalk
On 2017-07-23 7:27 PM, Douglas Taylor via cctalk wrote: All I have a DEC VT320 that powers up just fine, sees the attached keyboard, and I can enter the setup menu. However, when I attach it to my microPDP11 to use as a console nothing appears on the screen during power up (there is a boot rom

Re: VT320 Isn't working right

2017-07-23 Thread william degnan via cctalk
Have you verified you have / don't have RS232 crossover ? Does the same cable work with a different 320 or a 220 or vt 100? On Sun, Jul 23, 2017 at 7:27 PM, Douglas Taylor via cctalk < cctalk@classiccmp.org> wrote: > All > > I have a DEC VT320 that powers up just fine, sees the attached

Re: VT320 Isn't working right

2017-07-23 Thread Paul Koning via cctalk
A couple of things to check: 1. Are you using a null modem cable? You need that. 2. Is the baud rate set correctly? 9600 is typical for DEC consoles. paul > On Jul 23, 2017, at 7:27 PM, Douglas Taylor via cctalk > wrote: > > All > > I have a DEC VT320 that

VT320 Isn't working right

2017-07-23 Thread Douglas Taylor via cctalk
All I have a DEC VT320 that powers up just fine, sees the attached keyboard, and I can enter the setup menu. However, when I attach it to my microPDP11 to use as a console nothing appears on the screen during power up (there is a boot rom dialog that is supposed to appear). When I press a

Re: Run/Stop switch from a Soviet S/370 clone

2017-07-23 Thread Robert via cctalk
On Sun, Jul 23, 2017 at 1:52 PM, Mattis Lind via cctalk wrote: > I have no Flickr account and I can still see the pictures. As can I. I am running Noscript, though, so perhaps that is intercepting the login prompt. -- Robert

RE: What Is This Component?

2017-07-23 Thread Rob Jarratt via cctalk
> -Original Message- > From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Adrian > Graham via cctalk > Sent: 23 July 2017 23:11 > To: General Discussion: On-Topic and Off-Topic Posts > Subject: Re: What Is This Component? > > > > On 23 Jul 2017, at

RE: What Is This Component?

2017-07-23 Thread Dave Wade via cctalk
It's a "watch" quartz crystal... http://www.explainthatstuff.com/quartzclockwatch.html probably used to set the master frequency for the UART/Serial interfaces... Dave > -Original Message- > From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Rob Jarratt > via cctalk >

Re: What Is This Component?

2017-07-23 Thread Adrian Graham via cctalk
> On 23 Jul 2017, at 23:05, Rob Jarratt via cctalk wrote > I am trying to repair my DECstation 220 after a battery leak, and making > some reasonable progress. I have reached a component that is unknown to me, > so I don't know how it is supposed to behave. It is connected

Re: What Is This Component?

2017-07-23 Thread Mattis Lind via cctalk
> > > > It is QZ1 in the following picture: > https://rjarratt.files.wordpress.com/2017/07/wp_20170723_22_38_20_pro.jpg > > It is a 32768 Hz crystal / resonator. /Mattis

What Is This Component?

2017-07-23 Thread Rob Jarratt via cctalk
I am trying to repair my DECstation 220 after a battery leak, and making some reasonable progress. I have reached a component that is unknown to me, so I don't know how it is supposed to behave. It is connected to the inputs of a CMOS NAND gate, where I measure a steady voltage of 1.8V, but the

Re: In search of DEC DZ11 cabling/panel

2017-07-23 Thread Fritz Mueller via cctalk
Update: have now tracked down an H317-E, from a list-member. Thanks, all!

Re: In search of DEC DZ11 cabling/panel

2017-07-23 Thread Fritz Mueller via cctalk
> On Jul 23, 2017, at 9:04 AM, Noel Chiappa via cctalk > wrote: > > Here ya go: > > http://www.ebay.com/itm/321225351590 Oh, great -- thanks! I'll make an offer on one of those. I'd still like to keep an eye out for an H317-E, since my /45 is in H960 19" racks,

Re: Run/Stop switch from a Soviet S/370 clone

2017-07-23 Thread Mattis Lind via cctalk
2017-07-23 20:20 GMT+02:00 Bill Gunshannon via cctalk : > > Well, they are obviously not public if you have to have an account to see > them. :-) > I have no Flickr account and I can still see the pictures. /Mattis

RE: Run/Stop switch from a Soviet S/370 clone

2017-07-23 Thread Bill Gunshannon via cctalk
Well, they are obviously not public if you have to have an account to see them. :-) All of them expect (and frequently require) a level of trust they have no reason to deserve. Nothing in the world (and on the Internet specifically) is free. Personal information is the price and it makes

Re: In search of DEC DZ11 cabling/panel

2017-07-23 Thread Noel Chiappa via cctalk
> From: Fritz Mueller > I'm in need of cabling and a distribution panel for a DEC DZ11 serial > mux Here ya go: http://www.ebay.com/itm/321225351590 They'd probably take $30 each... The DZ11 originally shipped with the H317-E 16-port EIA Distribution Panel (which supported two

Re: In search of DEC DZ11 cabling/panel

2017-07-23 Thread Al Kossow via cctalk
this is Bob Rosenbloom On 7/22/17 10:58 PM, Glen Slick via cctalk wrote: > http://www.ebay.com/itm/332138639416 >

Re: Diskette size

2017-07-23 Thread dwight via cctalk
I have a system that uses hard sectored disk( 8 inch 32 sectors ) but only used two sectors 16 sector holes long. I understand that the Wang systems used hard sectored with the holes around the outside of the disk. There is more than size that is strange. Dwight

Re: Run/Stop switch from a Soviet S/370 clone

2017-07-23 Thread Liam Proven via cctalk
On 23 July 2017 at 15:17, Bill Gunshannon via cctalk wrote: > It wants me to create an account. I am certainly not going to give them > a bunch of personal information just to see a picture. As you wish. It's a Yahoo site -- any Yahoo account will work, but as I said,

RE: Run/Stop switch from a Soviet S/370 clone

2017-07-23 Thread Bill Gunshannon via cctalk
It wants me to create an account. I am certainly not going to give them a bunch of personal information just to see a picture. bill From: cctalk [cctalk-boun...@classiccmp.org] on behalf of Liam Proven via cctalk [cctalk@classiccmp.org] Sent: Saturday,

Re: post from classiccmp.org: Dr. Dobb's Developer Library DVD 6

2017-07-23 Thread Graham Toal via cctalk
http://www.indytorrents.org/torrent/10372448/DDJ_DVD6.iso.xz which leads to: magnet:?xt=urn:btih:836be84ab08061ba8bf3dbd1e6c85ef1d28aa36c=DDJ_DVD6.iso.xz=udp%3A%2F% 2Ftracker.leechers-paradise.org %3A6969=udp%3A%2F%2Fzer0day.ch%3A1337=udp%3A%2F%2Fopen.demonii.com