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Pilot programming language
My recollection, and it was just based on seeing a few articles in the magazines, was...
Old Computers and Moisture don't mix fairly OT
Muggins, here, didn't know about moisture membranes when he had his barn constructed - so didn't think to ask for black plastic to be laid under the cement slab. I have moisture coming thru the...
Old Computers and Moisture don't mix fairly OT 4
Tony Epton' wrote, in part: I have moisture coming thru the cement floor right next to a row...
Old Computers and Moisture don't mix fairly OT 5
topposting so I cut most of it : snip Bzzt. From what I read below, this seems to...
Old Computers and Moisture don't mix fairly OT 6
Tony Epton' wrote, in part: Summer - 3 months, usually dry and hot - maybe 20 days...
Old Computers and Moisture don't mix fairly OT 7
Just make sure the advice is expert. Any project like this can turn into a money pit when you keep trying things and they don't work. The best bet is to find a...
Old Computers and Moisture don't mix fairly OT 8
Tony' wrote, in part: Is there any way you see me using a combination of heavy duty plastic...
UNIVAC Pennsylvania Historic Roadside Marker fund raising
Hello, I am in charge of raising the funds needed for a Pennsylvania Historic Roadside Marker that was approved...
Integral Data Systems IDS, the printer maker
Tim Shoppa With a little effort and Google, I came up with the following: The History of Integral Data Systems, Inc. (IDS) ================================================ 19?? - 198?: Integral Data Systems, Inc. (IDS) ---------------------------------------------- Integral Data Systems, Inc. (IDS) of...
Relay computerswhy so few 11
Vacuum tubes were not used in logic circuits until after the war. They required some...
Relay computerswhy so few 12
There were other relay calculators. IBM produced two relay calculators for Aberdeen during the war...
Relay computerswhy so few 13
Peter Flbutt I don't know about power consumption. As mentioned, certain relays only use power during...
Relay computerswhy so few 14
I don't have an RCA recieving tube manual handy, but IIRC, the typical low level 6...
Relay computerswhy so few 15
Hmm, interesting. Of course, it was a dirt cheap tube at the time. Oh, yes. They faded with use. Something like a 2D21 or 2050 wouldn't fade as much, but would be bound by the...
Relay computerswhy so few 16
Is it correct to simply say that one or the other of vacuum tubes or relays would be more...
Relay computerswhy so few 17
But obviously vacuum tube logic *could* have handled all of that, but wasn't used (because it was too expensive). Likewise it is also...
Relay computerswhy so few 18
You might well have designed a PBX, but nobody designed an all digital switching fabric suitable for a 10,000 line CO switch until somewhere around 1975-6. There is a *big* difference (routing...
Relay computerswhy so few 19
I think that is probably a very accurate buttessment! In that same time frame I...
Relay computerswhy so few 20
Tim Shoppa I must disagree. After WW II there was a tremendous need for computing horsepower. IBM sold out a prototype electronic calculator (Type 603, part...
Relay computerswhy so few 21
Eric Sosman A similar test was staged just a couple years ago, when the American rail service...
CHM panel: Odysseys In Technology 7:00 Wednesday, February 23, 2005
WEDNESDAY, FEBRUARY 23, 2005 ODYSSEYS IN TECHNOLOGY The Computer History Museum Speaker Series Sponsored by Sun Microsystems Laboratories Presents "From Gutenberg...
CHM panel: Computer Storage Retrospective 7:00 Wednesday, March 9, 2005
WEDNESDAY, MARCH 9, 2005 Computer History Museum Presents "How Computer Storage Became a Modern Business" Moderator: Jim Porter, President...
Question about Dungeon game on the PDP 30
OK; well, a first move (I want to encourage you to help yourself, because there's no enjoyment in playing a...
Question about Dungeon game on the PDP 31
You scrounge around for a cup that is fairly clean. You pour yourself a cup of coffee. The printer has started printing. You...
Question about Dungeon game on the PDP 32
Sigh! (I've just downloaded zorkos2.zip from Hobbes so as to demonstrate this) G:-temp-Zork-bindungeon Welcome to Dungeon. This version created 11-MAR-91. You are in an open field...
Question about Dungeon game on the PDP 33
OK, so the MDL sources were used in a VAX Fortran port. Sorry, I haven't had much...
Question about Dungeon game on the PDP 34
First, let me point out that there is no such thing as "the PDP." DEC sold four different families of computers whose names were PDP-n: PDP-1-4-7-9-15 (18-bit), PDP-5-8-12...
Question about Dungeon game on the PDP 35
in a -- hopefully -- globally superseded posting Dachetniehe... There are a distressing number of games 'designed for kids' that are prime indicators of severe brain damage in children if they enjoy playing them...
Question about Dungeon game on the PDP 36
I've never seen an genuine (published by a vendor, by ANSI, etc.) presentation anywhere with the "F" and "T" in large cap and...
Question about Dungeon game on the PDP 37
Yes, talking about non-computer printed documents here. You could be right. I've just taken a look at his biography...
Question about Dungeon game on the PDP 38
I don't know how true this is, but I heard a story of how the H-11...
One =5QPentium=AE_III_600MHz_Processor_= =5Qand_one_Celeron=AE_700MHz_processor=2C_which_= =5Qis
That would be similar to playing with a screwdriver to see how many ways you can use it. It...
One =5QPentium=AE_III_600MHz_Processor_= =5Qand_one_Celeron=AE_700MHz_processor=2C_which_= =5Qis
hmm...Maybe we're arguing about debugging styles. Ours was to eliminate as much confusion^Wextraneous stuff as possible. You can't do that with a PeeCee experience. I don't see how hardware stuff can...
One =5QPentium=AE_III_600MHz_Processor_= =5Qand_one_Celeron=AE_700MHz_processor=2C_which_= =5Qis
I think what I'm saying is that I think it might be possible to teach -- debugging skills? problem-solving skills? something like that -- without getting...
One Pentium® III 600MHz Processor and one Celeron® 700MHz processor, which is better
Interesting analogy. I'd say that the CS equivalent of the kind of house-building you're describing involves preferring the use of OTS components to custom...
Christmas tune, computer lyrics
As it does every time, this morning my Linux system delivered a fortune cookie when I logged on. It's not programmed to deliver seasonal...
folklore: The Vanguard Motion Analyzer
edge.com says... They were some temporary buildings, trailers really. I think you're right, they were...
The book that got me started 45
Interesting... the book must have been written by someone with a lot of exposure to the IBM System-360 family of systems, because almost all of the illustrations, especially in...
The book that got me started 46
SNIP A company I worked for in the nid-1970s used OMR-OCR input forms and VDU input for rejected forms (non-standard marking-unreadable), in the later case...
The book that got me started 47
Brian Boutel Could well be, I don't know any history of the ICL UDR, but suspect that not very many were made-sold. It was a fairly...
Popular Mechanics hoax
Jim Stewart You bet. Though trombone slides, which accomplish very much the same sort of thing...
Block I Apollo Guidance Computer 49
It may be both. The most economical (in terms of energy, and thus $$$) way of making large amounts of O2 is to...
Block I Apollo Guidance Computer 50
Unpure oxygen would make all kinds of havoc. In welding it is used together with argon percisely to have a pure athmosphere. Small impurities will ruin the weld...
high speed network, crossover from sci.crypt
ref: and and .... even more drift ... my wife and I had done this high-speed backbone for the internal network the internal network was larger than the arpanet...
IUCV in VMCMS
when i was an undergraduate ... i had done a lot of fastpath stuff to get os-360 thruput improved. i then did some generalized stuff for paging and scheduling. after that, i was...
An OT question about hardware and I do mean hardware
Since some of you guys know absolutely everything about hardware, and I know next to nothing, I ask you please to consider...
Higher Education places still use mainframes
From time to time, for old times sake, I fire up tn3270 and connect to my alma mater to see the VM logon screen. It's still there. I...
Books and Videos related to computer history
Hi all, History of both computers in general and now the Internet have been an interest...
What's the most stablesafe minidrive USB Flash, SD Card, PCMCIA MicroDrive, other ...I don't want
snip other advice It is very unkind to give wrong advice to unsuspected losers. DF's and RF's were fast, but not all that reliable. Once upon a time (1976, IIRC), when I just graduated college...
What's the most stablesafe minidrive USB Flash, SD Card, PCMCIA MicroDrive, other ...I don't want
alt.folklore.computers OP should consider DECtape. Snip the joys of owning fixed head disks Lucky you...
What's the most stablesafe minidrive USB Flash, SD Card, PCMCIA MicroDrive, other ...I don't want
David Powell I frequently used rolled oiled tape with high speed reader punches. The readers, at least were intended...
What's the most stablesafe minidrive USB Flash, SD Card, PCMCIA MicroDr
Patrick Scheible But I liked the 33 keyboard and got used to its rythm. If your finger got to a key before it was time to send the character (and this...
VAX 4000 m500A problem
Well, it seemed appropriate to have a VAX in a car labeled PDP11, yeah. I managed to get it out of the car and up the stairs. Now...
VAX 4000 m500A problem
Jealous insofar that my 4000 m60 broke before I had the chance to locate an OpenVMS 7.x install kit...
The midseventies SHARE survey
SHARE was-is the user group for IBM mainframe shops, and it dates from the OS-360 days. Some of its tapes of shared software mods are preserved at www.cbttape.org and...
The midseventies SHARE survey 63
recent posting in comp.arch about personal computers my personal computer was 64kbyte 360-30 ... normally the university shutdown the computing center from 8am...
The midseventies SHARE survey 64
Lots of snippage below is Founded in 1955 as a self-help organization of scientific and education customers (recall that in...
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