Re: SOT - Ultimate Classic Computing Geekdom

2018-01-15 Thread Lionel Johnson via cctalk
On 2/01/2018 8:32 PM, Kevin Parker via cctalk wrote: Hi folks - the family surprised me for Christmas by all contributing to some custom plates for my new car. This might tell you how well they know me. http://koken.advancedimaging.com.au/index.php?/albums/274143f7eae640a16c276e8

Re: FTGH Decstation 5000

2017-09-21 Thread Lionel Johnson via cctalk
On 3/09/2017 4:49 PM, Kevin Parker via cctech wrote: FTGH Decstation 5000 * Decstation 5000/125 - also houses a CD drive * 2 Expansion storage boxes - one has a tape drive and the other one has a floppy drive. * 2 very large and heavy RGB Digital monitors - one has both D

Re: CDC 6600 - Why so awesome?

2016-06-25 Thread Lionel Johnson
On 23/06/2016 10:54 PM, Toby Thain wrote: On 2016-06-23 3:20 AM, Lionel Johnson wrote: ... I joined CDC in Melbourne, Aust in 1972, worked mostly on 3200 machines - Didn't like the Cybers, but admired the horsepower. I could fix a 3200, every time, that was the best training I ever had,

Re: CDC 6600 - Why so awesome?

2016-06-23 Thread Lionel Johnson
On 23/06/2016 2:38 AM, Brian Walenz wrote: On Wed, Jun 22, 2016 at 12:01 PM, Noel Chiappa wrote: Werner Buchholz (editor), "Planning a Computer System: Project Stretch", McGraw-Hill, New York, 1962 http://ed-thelen.org/comp-hist/IBM-7030-Planning-McJones.pdf Speaking of books

Re: Accessing a TK50 or TK70 from RT

2016-06-14 Thread Lionel Johnson
On 14/06/2016 4:40 AM, Jerry Weiss wrote: On Jun 13, 2016, at 12:55 PM, Rod Smallwood wrote: On 13/06/2016 17:20, Rod Smallwood wrote: I just had a thought is the magnet in a microwave cooker magnetron permanent or electro? A rare earth magnet savaged from a disk drive or a banned child

Re: CAPLIN CYBERNETICS HXIQ and HXIDL -0 oops

2016-06-07 Thread Lionel Johnson
On 7/06/2016 8:04 PM, Rod Smallwood wrote: CAPLIN CYBERNETICS HXIQ This time, with the link. ( Please excuse - aged brain cells. ) https://books.google.com.au/books?id=HZzeBwAAQBAJ&pg=PA161&lpg=PA161&dq=CAPLIN+CYBERNETICS+HXIQ&source=bl&ots=IidlVxo_f0&sig=Zu6z7T06mAbz4a2N9FGKWMHbZCk&hl=en&sa=X

Re: CAPLIN CYBERNETICS HXIQ and HXIDL

2016-06-07 Thread Lionel Johnson
On 7/06/2016 8:04 PM, Rod Smallwood wrote: CAPLIN CYBERNETICS HXIQ Here is the google link to a book reference, loks to be it. Lionel.

Re: DEC modules in a 4-slot backplane

2016-06-01 Thread Lionel Johnson
On 31/05/2016 5:42 AM, Adrian Graham wrote: Hi folks, Been rummaging in the garage for stuff I'll be exhibiting in the UK in July and found this: http://www.binarydinosaurs.co.uk/LSI1123.JPG It's a 4-slot cage containing: M7270 11/03 CPU M7944 4K RAM (x2) M8027 LP11 There's a fault label on

Re: Front panel switches - what did they do?

2016-05-29 Thread Lionel Johnson
On 28/05/2016 11:27 AM, Paul Anderson wrote: Thanks Lionel, You just helped me start a new list! Hi Paul, and others You have stimulated me to drag out a couple more useful programs - basic stuff, I used them to demo to students, and get them started. Also the practical side to check

Re: Front panel switches - what did they do?

2016-05-26 Thread Lionel Johnson
On 25/05/2016 5:06 AM, Paul Anderson wrote: I used to have a notebook of toggle in programs for the PDP8s and PDP11s, but it seems to be lost forever. Not being a software person it takes me hours to write and debug the simplest routines. Is there a site with a list of toggle in maintenance prog

Re: Front panel switches - what did they do?

2016-05-26 Thread Lionel Johnson
On 25/05/2016 5:06 AM, Paul Anderson wrote: I used to have a notebook of toggle in programs for the PDP8s and PDP11s, but it seems to be lost forever. Not being a software person it takes me hours to write and debug the simplest routines. Is there a site with a list of toggle in maintenance prog