test-drb February 2007

test-drb@ccmp.vtda.org

208 participants
390 discussions

by aek＠bitsavers.org

>> Are there any working 7030s anywhere? > Not a chance. Only a few (<20) were made. CHM has most of one. http://www.brouhaha.com/~eric/retrocomputing/ibm/stretch/ Nine were built. There may be a simulator for one in the future.

17 years, 10 months

Arty computers, sort of

by cclist＠sydex.com

Did anyone catch this Clive "Max" Maxfield article on IBM DeveloperNet some months back? http://www-128.ibm.com/developerworks/power/library/pa-hrrg1 I like his idea of implementing a computer using RS-485 linkup among the functional units. Is anyone tempted to get their soldering iron warmed up? Cheers, Chuck

17 years, 10 months

Wanted: Fairchild uA79MG voltage regulator

by pyramid＠interlog.com

did you find them/ i might have them

17 years, 10 months

OS X and Unix

by aek＠bitsavers.org

> the Mach stuff from BSD The Mach kernel is from CMU The BSD layer on top of the original Mach on VAXen and Sun boxes had USL encumbrances. The BSD used in OS X is based on FreeBSD, which does not. This should all be described on the Darwin site.

17 years, 10 months

OS X and Unix

by aek＠bitsavers.org

> Okay... I just checked, and Apple did NOT go to the nicety of > licensing OS X as a version of UNIX. Apple has had a Unix source license for a VERY VERY long time.

17 years, 10 months

TRS-80 Model 1

by compoobah＠valleyimplants.com

> >>> I write this on a Linux machine, and I love the operating system. >>> Linux is a work-alike of UNIX, developed by Bell Labs (K&R). The >>> Apple >>> OS-X is a licensed variant of UNIX. Linux is NOT an offshoot of >>> Apple. >> >> OK, I know this is way OT, but I'd like to see that documented. As >> far as I know OS X is NOT a licensed UNIX. As a matter of fact, by >> any >> definition I'd use, it's not unix period. It just has a really pretty >> [and incredibly useful] POSIX API. > > AFAIK, it's Mach with a POSIX layer and a FreeBSD userland, and of > course > Apple's custom stuff bolted on. > > Depends on what you mean- I think I recall the Open Group finally got Apple to certify it under threat, but Sys10 has never had a AT&T license AFAIK. OTOH OSF/1|Tru64|DIGITAL UNIX has a very similar structure, and no one argues the UNIXness of that beast (except for those who also argue against AIX).

17 years, 10 months

govliq: Lockheed Martin disk packs NIB

by aek＠bitsavers.org

> I don't recognize these IBM 2314 you can see the ibm logo in the back of the 1st pic http://www.staff.ncl.ac.uk/roger.broughton/DASD/200426.htm

17 years, 10 months

govliq: pertec disc platter, VT420, VR201, VT320(3) + more

by legalize＠xmission.com

<http://cgi.govliquidation.com/auction/view?auctionId=1098070&convertTo=USD> -- "The Direct3D Graphics Pipeline" -- DirectX 9 draft available for download <http://www.xmission.com/~legalize/book/download/index.html> Legalize Adulthood! <http://blogs.xmission.com/legalize/>

17 years, 10 months

govliq: RL02 drive

by legalize＠xmission.com

<http://cgi.govliquidation.com/auction/view?auctionId=1121454&convertTo=USD> -- "The Direct3D Graphics Pipeline" -- DirectX 9 draft available for download <http://www.xmission.com/~legalize/book/download/index.html> Legalize Adulthood! <http://blogs.xmission.com/legalize/>

17 years, 10 months

OS/2 stillborn, was Re: TRS-80 Model 1, etc

by aek＠bitsavers.org

> Where can one find a copy of the last OS/2 release? eBay, though it is still going for real money there. OS/2 software is one of the things that I have been acquiring for CHM as an example of a non-Windows software technology from the 90's.

17 years, 10 months

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test-drb February 2007