Questions tagged [history]

For questions concerning the history of computers, digital electronics, hardware manufacturers and software developers.

22 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
13
votes
0answers
471 views

Who owns the intellectual property of Thinking Machines today?

Who owns the intellectual property regarding the Connection Machine and other products from Thinking Machines? I believe the remnants were bought by Sun, so possibly Oracle, but does anyone know?
10
votes
0answers
249 views

How much did Atari pay for GEM?

Atari licensed Digital Research's GEM graphic user interface for the ST. As https://www.filfre.net/2015/04/the-68000-wars-part-2-jack-is-back/ puts it: And of course in the wake of the Macintosh the ...
9
votes
0answers
144 views

When was the term Multics (operating system) coined and by whom?

From the history of Multics, I found that Project MAC was established on July 1, 1963 by MIT for the development of the Multics operating system and later GE (General Electric) and AT&T's Bell ...
9
votes
0answers
377 views

What is the timeline of NASA ground control computers?

In the movie "Hidden Figures", NASA receives an IBM 7090 in 1961. What is the subsequent timeline of the primary computing means for flight planning and orbit calculation? Specifically, what was the ...
9
votes
0answers
479 views

How many Amiga 3000's were produced?

While revisiting this question: Seeking details relating to Amiga 3000 serial numbers I began to wonder how many actual Amiga 3000's were produced by Commodore. I suspect (like most production ...
8
votes
0answers
148 views

What proprietary AT&T code/features were removed in BSD Net1 (/2), and BSD 4.4 Lite (/2) from the original 4.3BSD codebase?

Background Although BSD and its source code was freely available under the original BSD licenses, but it only covered the portion of the code which copyright was owned by Regents of the University of ...
7
votes
0answers
227 views

When did Multics begin using '>' as a pathname separator?

As described in this question, Multics used > as the separator between components in pathnames, and < as a parent directory indicator in relative paths. However, an early paper describing the ...
5
votes
0answers
173 views

What was the specific function of the relay which captured Grace Hopper's famous “bug”?

Computer pioneer Grace Hopper often recounted the story of her team finding the first physical computer bug: While she was working on a Mark II Computer at Harvard University in 1947, her associates ...
4
votes
0answers
88 views

Why did the Burroughs 205 not use bi-quinary like the IBM 650?

The IBM 650, one of the first general-purpose digital computers, designed in the early fifties, used decimal digits with bi-quinary representation for reasons discussed here: Why did the IBM 650 use ...
4
votes
0answers
133 views

Vic-20 total game cartridge sales

The Vic-20, like many home computers of its time, had a cartridge slot that could be used both as a general expansion slot, and for game cartridges like a console. Game cartridges on the Commodore ...
3
votes
0answers
161 views

Why was the IBM 7070 unsuccessful?

In a talk on the IBM 360 and the computers it replaced the speaker at 39:35 describes the 7070 as 'a dog', and elsewhere contrasts it unfavorably with the 1401 (which considerably exceeded ...
3
votes
0answers
122 views

Which Nobel prize winners names besides Townes were used as code names for Fujitsu computers?

Fujitsu named its late 80s/90s personal computer FM Towns after physics Nobel prize winner Charles Townes. According to the sources (1, 2) I could find, using Nobel prize winners as code names was ...
2
votes
0answers
99 views

Why did Gran Trak 10 cost so much?

In 1974, Atari released a driving game called Gran Trak 10. The development prototypes had used real car steering wheels and pedals, but it was realized these were too expensive, so they were changed ...
2
votes
0answers
92 views

Who did what exactly for the original Shadowgate (1987) Macintosh video game?

I primarily know Shadowgate from the wonderful NES port, which was ported by some Japanese company and whose Japanese musician composed the beautiful, iconic music which I frankly thought was there ...
2
votes
0answers
142 views

Has anyone heard of SCHEMA page layout tool?

I've found a text formatting tool, under the name of SCHEMA, which would accept an input language like *RED *0STA*NN*RG*1RL*0MCS1 20 *3/ *MDLorem ipsum dolor sit amet, *MDconsectetur adipiscing elit, *...
2
votes
0answers
81 views

Do we know any estimate of how many Sinclair ZX Spectrums, clones, and compatibles were made in the world?

The original ZX Spectrum was made by Sinclair and then by Amstrad in the UK. There were official versions also in the US, Europe and even India. There were very many clones and compatibles made in ...
2
votes
0answers
1k views

How many Amiga 590 units were sold?

The A590 was an external hard disk for the Amiga 500, in 'sidecar' form factor, that could also hold an extra megabyte of RAM. How many 590s were sold, throughout its life?
2
votes
0answers
238 views

What was the cost of the PS2 chip in the last PS3 to have it?

The PlayStation 2 provided backward compatibility with the PS1 by essentially incorporating an entire PS1 on a separate chip. It kept this arrangement permanently. The PS3 started off providing ...
2
votes
0answers
111 views

HP presage of the PDA revolution

I no longer have clear memory of this, but I'm fairly certain I read an article back around 1979 or so published by Hewlett Packard. At the time, they had recently released their 41C calculator. I ...
2
votes
0answers
118 views

How many units did TI Invaders sell?

I'm trying to get a feel for the scale and dynamics of the early home computer game industry. Statistics for arcade games and console cartridges are relatively easy to come by, e.g. that Pac-Man on ...
1
vote
0answers
41 views

Record definitions with IBM COBOL and IMS

A common technology stack for line of business applications in the sixties and seventies was IBM COBOL with the IMS database. I'm curious about how the combination handled record definitions. COBOL ...
-1
votes
0answers
96 views

How many 8087s were sold?

The Intel 8087 was a floating-point coprocessor for the 8086/8088, and in particular for the IBM PC and clones. I am interested in finding out how widely used it was, both for its own sake and as a ...