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Digital Equipment Corporation (DEC / d ɛ k / ⓘ), using the trademark Digital, was a major American company in the computer industry from the 1960s to the 1990s. The company was co-founded by Ken Olsen and Harlan Anderson in 1957. Olsen was president until he was forced to resign in 1992, after the company had gone into precipitous decline.
The PDP-1 (Programmed Data Processor-1) is the first computer in Digital Equipment Corporation's PDP series and was first produced in 1959. It is known for being the most important computer in the creation of hacker culture at the Massachusetts Institute of Technology, Bolt, Beranek and Newman, and elsewhere. [2]
They approached American Research and Development Corporation, an early venture capital firm, which had been founded by Georges Doriot, and founded Digital Equipment Corporation (DEC) after receiving $70,000 for a 70% share. In the 1960s, Olsen received patents for a saturable switch, a diode transformer gate circuit, an improved version of ...
Ken Olsen, the MIT-educated inventor who started Digital Equipment Corp. with $70,000 in venture capital in the 1950s and built it into a company with billions of dollars in sales and more than ...
Digital Equipment Corporation (DEC)'s PDP-10, later marketed as the DECsystem-10, is a mainframe computer family [1] manufactured beginning in 1966 [2] and discontinued in 1983. [3] [4] [5] 1970s models and beyond were marketed under the DECsystem-10 name, especially as the TOPS-10 operating system became widely used. [a]
Harlan Anderson (October 15, 1929 - January 30, 2019) [1] was an American engineer and entrepreneur, best known as the co-founder of Digital Equipment Corporation (DEC), which later became the second largest computer company in the world.
Both the PDP-1 and the PDP-4 were introduced as paper tape-based systems. [6] The only use, if any, for IBM-compatible 200 BPI or 556 BPI magnetic tape [7] was for data. The use of "mass storage" drums - not even a megabyte and non-removable - were an available option, but were not in the spirit of the “personal” or serially shared systems that DEC offered.
PDP-1 PDP-6 PDP-7 PDP-8/e PDP-11/40 PDP-12 PDP-15 (partial) PDP-15 graphics terminal with light pen and digitizing tablet. Programmed Data Processor (PDP), referred to by some customers, media and authors as "Programmable Data Processor," [1] [2] [3] is a term used by the Digital Equipment Corporation from 1957 to 1990 for several lines of minicomputers.