View Profile: Al Kossow - Vintage Computer Forum

Yesterday, 11:48 AM

Al Kossow replied to a thread PDP-9 at the RICM in DEC

Yup, it sucks when your museum isn't funded by a dead billionaire.

12 replies | 381 view(s)

February 19th, 2019, 09:43 AM

Al Kossow replied to a thread Strange Macintosh 512k Variation in Later Apple (68000+ based machines - Mac, Lisa, etc.)

"Tempest" is a BIG clue what it was used for.

7 replies | 103 view(s)

February 17th, 2019, 09:20 AM

Al Kossow replied to a thread Goodbye Cctech Mailing List in DEC

It is in the style of Usenet, in particular alt.folklore.computers. I follow it and a.f.c for people looking for tech docs and answering questions....

16 replies | 588 view(s)

February 17th, 2019, 09:15 AM

Al Kossow replied to a thread Mystery S-100 card in S-100

It is an ST-506 MFM hard disk controller. Recognizable because of the 34 pin and quad 20 pin connectors, a 20mhz crystal and a phase-locked loop for...

11 replies | 213 view(s)

February 14th, 2019, 12:28 PM

Al Kossow replied to a thread Changing computer recycling laws in General Off Topic

Talk about a product designed for obsolescence... I have a small stack of Powerbook G3s I keep around because they were the last model with serial...

62 replies | 1930 view(s)

February 14th, 2019, 11:43 AM

Al Kossow replied to a thread Worst and best QIC brands. in Vintage Computer Hardware

sure thing, I'll get right on that

19 replies | 306 view(s)

February 14th, 2019, 11:34 AM

Al Kossow replied to a thread Intel System 80 SBC 660 Multibus computer with some Photometrics cards in Other

The manual for this 68000 board has been on bitsavers under omnibyte for 15 years. The disk controller is probably a Qualogy (formery DSD) 5215 or...

5 replies | 170 view(s)

February 14th, 2019, 09:21 AM

Al Kossow replied to a thread Morrow MDs in General Vintage Computer Discussions

It is compatible with the Heath/Zenith keyboard.

52 replies | 4384 view(s)

February 14th, 2019, 09:16 AM

Al Kossow replied to a thread Worst and best QIC brands. in Vintage Computer Hardware

Some QIC carts have swaged on spindles. It's probably easier to have spindles made to fit the drive motors. You need to drive both reels, since the...

19 replies | 306 view(s)

February 13th, 2019, 01:30 PM

Al Kossow replied to a thread Worst and best QIC brands. in Vintage Computer Hardware

have you been using cyclomethicone on any of them?

19 replies | 306 view(s)

February 13th, 2019, 12:01 PM

Al Kossow replied to a thread Worst and best QIC brands. in Vintage Computer Hardware

I've been going through a few hundred tapes, the only ones that I don't have to do much to are 3M 6150s and 600s that were written in the early 90s....

19 replies | 306 view(s)

February 13th, 2019, 09:28 AM

Al Kossow replied to a thread AVL Eagle II computer schematic anyone ? in Vintage Computer Hardware

the ds 3000 is under motorola/displayProducts on bitsavers

6 replies | 101 view(s)

February 12th, 2019, 07:33 AM

Al Kossow replied to a thread IBM System/36 5364 in Minis and Mainframes

This has turned into a software piracy discussion, which is BANNED on this site.

14 replies | 580 view(s)

February 11th, 2019, 10:43 AM

Al Kossow replied to a thread IBM System/36 5364 in Minis and Mainframes

System 3x hasn't been of interest to hobbyists until pretty recently. Much has already been thrown out. Programming documentation and languages like...

14 replies | 580 view(s)

February 11th, 2019, 10:34 AM

Al Kossow replied to a thread Skeptical about tape drives in General Off Topic

yes, because tape is abrasive over time and you'll wear out the heads.

22 replies | 676 view(s)

February 8th, 2019, 08:55 AM

Al Kossow replied to a thread A lot of flip chips saved from being scrapped... in DEC

TM11-EA is a 9-track master drive that has the Unibus controller in it. The basic TU10 has a tape formatter with an "I/O Bus" that could connect to...

6 replies | 506 view(s)

February 7th, 2019, 08:58 AM

Al Kossow replied to a thread Anybody here actually collect Unix stuff? in Unix/Xenix/Linux Workstations

found my copies. uploaded to http://bitsavers.org/bits/Sun/aviator

87 replies | 22984 view(s)

February 6th, 2019, 07:37 PM

Al Kossow started a thread AT&T 6386 SCSI board in Vintage Computer Items Wanted

according to ancient postings, the scsi board for a 6386 is a modified WD 7000 with AT&T unique firmware anyone have a board, or a dump of the...

0 replies | 89 view(s)

February 6th, 2019, 03:50 PM

Al Kossow replied to a thread URGENT: Seattle: Home needed for a number of old computers! in Later PCs

I hope someone can save the Apple Workgroup server!

16 replies | 687 view(s)

February 6th, 2019, 11:11 AM

Al Kossow replied to a thread Intel iSBC386AT, iSBC386AT/25, SYP301, SYP301Z, & SYP302 AT Compatible 386 Boards in Later PCs

I was mistaken, Intel didn't buy Bell Technologies until 1989 https://groups.google.com/forum/#!topic/comp.unix.microport/kvvUky8LVeY Bell Tech...

5 replies | 205 view(s)

February 6th, 2019, 11:00 AM

Al Kossow replied to a thread Intel iSBC386AT, iSBC386AT/25, SYP301, SYP301Z, & SYP302 AT Compatible 386 Boards in Later PCs

A photo would be cool. Looks like he's going to need the bios eproms https://books.google.com/books?id=PA3RA3f6mi0C&pg=PA41 mentions some of the...

5 replies | 205 view(s)

February 6th, 2019, 10:45 AM

Al Kossow replied to a thread Intel iSBC386AT, iSBC386AT/25, SYP301, SYP301Z, & SYP302 AT Compatible 386 Boards in Later PCs

These Intel products were from when they bought Bell Technologies. I have a few manuals up under bellTechnologies on bitsavers I also think...

5 replies | 205 view(s)

February 4th, 2019, 08:23 AM

Al Kossow replied to a thread Computer Punch Cards in Vintage Computer Auctions

with a job name like "GIRL + PLAYBOY BUNNY" they are probably line printer pictures

2 replies | 168 view(s)

February 4th, 2019, 07:55 AM

Al Kossow replied to a thread History behind the disk images of AT&T UNIX System V Release 4 Version 2.1 for 386? in Unix/Xenix/Linux Workstations

It's a little more complicated than that, since there was divergence in the header files and libraries. I dumped an Interactive Systems and Bell...

17 replies | 1593 view(s)

January 30th, 2019, 04:03 PM

Al Kossow replied to a thread History behind the disk images of AT&T UNIX System V Release 4 Version 2.1 for 386? in Unix/Xenix/Linux Workstations

I have the 6386 wgs running System V/386 3.2.3 now. I've imaged the disks and put them under http://bitsavers.org/bits/ATT/SYSV_386 Unfortunately I...

17 replies | 1593 view(s)

January 30th, 2019, 02:39 PM

Al Kossow replied to a thread Networked Classic Mac Games in Vintage Computer Software

maze wars ttps://www.youtube.com/watch?v=PoEpgfTtUYg

4 replies | 395 view(s)

January 29th, 2019, 03:08 PM

Al Kossow replied to a thread Wanted: ADM-31 Maintenance Manual in Vintage Computer Items Wanted

could you forward the eprom/rom dumps to me?

5 replies | 222 view(s)