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The original IBM Personal Computer, with monitor and keyboard. The IBM Personal Computer, commonly known as the IBM PC, spanned multiple models in its first generation (including the PCjr, the Portable PC, the XT, the AT, the Convertible, and the /370 systems, among others), from 1981 to 1987.
The IBM Personal Computer (model 5150, commonly known as the IBM PC) is the first microcomputer released in the IBM PC model line and the basis for the IBM PC compatible de facto standard. Released on August 12, 1981, it was created by a team of engineers and designers at International Business Machines (IBM), directed by William C. Lowe and ...
HP-86B with 9121 dual diskette drive. The first model of the Series 80 was the HP-85, introduced in January 1980. [1] BYTE wrote "we were impressed with the performance ... the graphics alone make this an attractive, albeit not inexpensive, alternate to existing small systems on the market ... it is our guess that many personal computer experimenters and hackers will want this machine."
Date Location Event January United Kingdom (UK) Sinclair ZX80 was released for under £100.: 22 May Japan: The game Pac-Man was released. [1]June United States (US) Commodore released the VIC-20, which had 3.5 KB of usable memory and was based on the MOS Technology 6502 processor.
Compaq's efforts were possible because IBM had used mostly off-the-shelf parts for the PC and published full technical documentation for it, and because Microsoft had kept the right to license MS-DOS to other computer manufacturers. The only difficulty was the BIOS, because it contained IBM's copyrighted code.
The Sinclair ZX80 is a home computer launched on 29 January 1980 [2] by Science of Cambridge Ltd. (later to be better known as Sinclair Research).It is notable for being one of the first computers available in the United Kingdom for less than a hundred pounds.
The first known computer to be produced by Leading Edge is the Model M, released in 1982. By 1986 it sold for $1695 (US) with a monitor and two floppy drives. It used an Intel 8088-2 processor, running at a maximum of 7.16 MHz on an 8 bit bus, compared to 6 MHz for the IBM PC-AT on a 16 bit bus. The 'M' stands for Mitsubishi, their parts provider.
Tandy/Radio Shack TRS-80 Model I. In the mid-1970s, Tandy Corporation's Radio Shack division was a successful American chain of more than 3,000 electronics stores. Among the Tandy employees who purchased a MITS Altair kit computer was buyer Don French, who began designing his own computer and showed it to the vice president of manufacturing John V. Roach, Tandy's former electronic data ...