The Kenbak-1, released in early 1971, is considered by the Computer History Museum to be the world's first personal computer. It was designed and invented by John Blankenbaker of Kenbak Corporation …

Judges settled on John Blankenbaker’s Kenbak-1 as the first personal computer. Designed in 1971, before microprocessors were invented, the Kenbak-1 had 256 bytes of memory and featured small …

May 11, 2011 · The earliest electronic computers were not “personal” in any way: They were enormous and hugely expensive, and they required a team of engineers and other specialists to keep them …

Nov 27, 2025 · A small firm named MITS made the first personal computer, the Altair. This computer, which used Intel Corporation ’s 8080 microprocessor, was developed in 1974. Though the Altair was …

Mar 29, 2024 · The first commercially available personal computer was the Altair 8800, released in 1975. The Altair was a rudimentary device sold as a $439 kit that users had to assemble themselves, …

Dec 31, 2024 · The launch of Windows 1.0 in 1985 marked the beginning of a new era in personal computing. Windows provided a graphical user interface (GUI) that made computers more …

IBM introduced its first personal computer, the IBM PC, on 12 August 1981. This event set the standard for PC architecture and significantly impacted the personal computer market.

The first successfully mass-marketed personal computer to be announced was the Commodore PET after being revealed in January 1977. However, it was back-ordered and not available until later that …

Oct 24, 2019 · The company produced a powerful desktop computer called the PC (for Personal Computer; the first model was the 5150) in 1981 and used its well-known brand name to capture …

Dec 22, 2025 · In 1979 a Harvard business graduate named Dan Bricklin and a programmer named Bob Frankston developed VisiCalc, the first personal computer financial analysis tool.