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The history of the personal computer as a mass-market consumer electronic device began with the microcomputer revolution of the 1970s. A personal computer is one intended for interactive individual use, as opposed to a mainframe computer where the end user's requests are filtered through operating staff, or a time-sharing system in which one large processor is shared by many individuals.
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 PC series (5150 PC, 5155 Portable PC, 5160 PC/XT, 5170 PC/AT) has become very popular in recent years, with the earliest models (PC) being considered the most collectible. BBC Master with Retro Software games at the Wakefield RISC OS Show 2011
The Harwell computer, or Harwell Dekatron computer, [1] [2] later known as the Wolverhampton Instrument for Teaching Computing from Harwell (WITCH), [3] is an early British computer of the 1950s based on valves and relays.
The VIC-20 was the first computer of any type to sell over one million units, and the 64 is still the highest-selling single model of personal computer ever, with over 17 million produced before production stopped in 1994 – a 12-year run with only minor changes. [91]
R2E CCMC Portal laptop. The portable microcomputer "Portal", of the French company R2E Micral CCMC, officially appeared in September 1980 at the Sicob show in Paris.The Portal was a portable microcomputer designed and marketed by the studies and developments department of the French firm R2E Micral in 1980 at the request of the company CCMC specializing in payroll and accounting.
This is a list of early microcomputers sold to hobbyists and developers. These microcomputers were often sold as "DIY" kits or pre-built machines in relatively small numbers in the mid-1970s.
MS-DOS, or PC DOS when supplied by IBM, was designed to be similar to CP/M-80. [14] Each of these machines had a small boot program in ROM which loaded the OS itself from disk. The BIOS on the IBM-PC class machines was an extension of this idea and has accreted more features and functions in the 20 years since the first IBM-PC was introduced in ...