File:Early Personal Computers.jpg

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Description

A collection of early personal computers exhibited at the Computer History Museum in Mountain View, California. The museum finished a $19 million renovation in January 2011 and most of these machines are in the new exhibition gallery.

Top shelf:

  • SCELBI 8B designed Nat Wadsworth and Bob Findley. This Intel 8008 based computer kit was first offered for sale with a small advertisement in the March 1974 issue of QST, an amateur radio magazine.
  • Processor Technology SOL-20 designed by Robert M. Marsh and Lee Felsenstein. The Intel 8080 based SOL-20 was featured on the cover of the July 1976 issues of Popular Electronics.

Second shelf:

  • MITS Altair 8800 designed by Ed Roberts and Bill Yates. This Intel 8080 based computer was featured on the cover of the January 1975 issue of Popular Electronics.
  • SWTPC 6800 Computer designed by Gary Kay of Southwest Technical Products Corporation. The computer was first advertised in the November 1975 issues of Byte and Popular Electronics.
  • EA Educ-8 Microcomputer was designed by Jim Rowe and published as series of articles in Electronics Australia from August 1974 to August 1975. The computer is built from 100 TTL integrated circuits and does not use a microprocessor.

Third shelf:

  • COSMAC ELF was designed by Joseph Weisbecker and uses the RCA 1802 CMOS microprocessor. This project was featured on the cover of the August 1976 issue of Popular Electronics.
  • TV Typewriter was designed by Don Lancaster. This early video terminal would display 16 lines of 32 uppercase characters on an ordinary television. This project was featured on the cover of the September 1973 issue of Radio-Electronics.
  • A homebrew computer using an Intel 8008 microprocessor. The computer was designed by Steve Roberts in 1974.

Bottom:

  • A homebrew computer system using an Intel 8080 microprocessor. The computer was designed by Robert Belleville around 1980.
  • Lilith workstation from the Swiss Federal Institute of Technology (ETH). 1981

Far right:

  • Apple I computer designed by Steve Wozniak. Demonstrated in April 1976 at the Homebrew Computer Club and when on sale in July 1976 at the Byte Shop in Mountain View, California.
Photo by Michael Holley, November 2007, Canon Powershot A630 with existing light.
Date
Source Own work
Author Swtpc6800 en:User:Swtpc6800 Michael Holley
Other versions
  • Early Personal Computers.jpg
    Early Personal Computers.jpg
  • Microcomputer collection rack - Computer History Museum (2007-11-10 21.24.22 by Carlo Nardone).jpg
    Microcomputer collection rack - Computer History Museum (2007-11-10 21.24.22 by Carlo Nardone).jpg
  • Personal computer collection rack - Computer History Museum (2007-11-10 21.23.48 by Carlo Nardone).jpg
    Personal computer collection rack - Computer History Museum (2007-11-10 21.23.48 by Carlo Nardone).jpg
  • TVT Prototype.jpg
    TVT Prototype.jpg
  • Early PCs at Computer History Museum (5992710919) (T Conté).jpg at CHM.jpg
    Early PCs at Computer History Museum (5992710919) (T Conté).jpg at CHM.jpg
  • Hands-on-computer-museum.jpg
    Hands-on-computer-museum.jpg

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