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Date Location Event March 1981 UK Sinclair ZX81 was released, for a similar price to the ZX80 (see 1980).: 8 April 1981 US Osborne 1 portable computer introduced; the company sold many units before filing for bankruptcy only two years later.
Obsolete technology website — Information about many old computers. old-computers.com — Web Site dedicated to old computers. oldcomputer.info — Web site with information about many old computers. History of Computers — online magazine featuring pictures and information about many computers made between the 1970s and the early 1990s
The original TRS-80 Micro Computer System (later known as the Model I to distinguish it from successors) was launched in 1977 and- alongside the Apple II and Commodore PET- was one of the earliest mass-produced personal computers. [1] The line won popularity with hobbyists, home users, and small-businesses.
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.
This includes all computer companies (except spin-offs of defunct companies which are still active and defunct software companies) that can also be found in the subcategories. This category is for defunct computer companies of the United States , including companies that designed or manufactured computer hardware and peripherals .
1980: 1987: Exited the computer business: Franklin Computer Corporation — United States: 1981: 1986: Exited the computer business; reorganized into Franklin Electronic Publishers: Friden, Inc. — United States: 1957: 1965: Acquired by Singer Corporation: Gateway, Inc. — United States: 1985: 2007: Acquired by Acer; brand revived in the ...
The computers Byte (magazine) retrospectively called the "1977 Trinity" (L-R): Commodore PET 2001-8, Apple II, TRS-80 Model I. [1] Home computers were a class of microcomputers that entered the market in 1977 and became common during the 1980s. They were marketed to consumers as affordable and accessible computers that, for the first time, were ...
The TI-99/4 and TI-99/4A are home computers released by Texas Instruments in 1979 and 1981, respectively. [2] Based on Texas Instruments's own TMS9900 microprocessor originally used in minicomputers, the TI-99/4 was the first 16-bit home computer. [3]
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