Computer History in the 1970's

By djones2323

  • HP-35 handheld calculator

    HP-35 handheld calculator
    Hewlett-Packard introduces the HP-35 Computers handheld calculator. Co-founder Bill Hewlett issues a challenge to his engineers in 1971 to fit all of the features of their desktop scientific calculator into a package small enough for his shirt pocket. The HP-35 is different from its competitors by its ability to perform a broad variety of logarithmic and trigonometric functions.

  • IBM SCAMP is developed

    IBM SCAMP is developed
    Engineer Dr. Paul Friedl, the Special Computer APL Machine Portable (SCAMP) personal computer is developed at IBM's Los Gatos and Palo Alto, California laboratories. This is IBM’s first personal computer. It is a briefcase-like enclosure which comprised a keyboard, CRT display, and cassette tape storage. Friedl used the SCAMP prototype to gain approval within IBM to promote and develop IBM’s 5100 family of computers. From concept to finished system, SCAMP took only six months to develop.

  • Xerox Alto

    Xerox Alto
    The Alto is designed by the manufacture Xerox PARC. Lead engineer Charles Thacker designed the Alto. It is a groundbreaking computer with wide influence on the computer industry. It was based on a graphical user interface using windows, icons, and a mouse, and worked together with other Altos over a local area network. It could also share files and print out documents on an advanced Xerox laser printer. Apple’s inspiration for the Lisa and Macintosh computers came from the Xerox Alto.

  • Apple computer 1

    Apple computer 1
    The Apple I, was an early personal computer. They were designed and hand-built by Steve Wozniak. Wozniak’s friend Steve Jobs had the idea of selling the computer. The Apple I was Apple’s first product, demonstrated in April 1976 at the Homebrew Computer Club in Palo Alto, California. It went on sale in July 1976 at a price of $666.66.

  • Apple computer 2

    Apple computer 2
    The apple 2 computer has a main logic board, switching power supply, keyboard, case, manual, game paddles, and cassette tape containing the game Breakout. The Apple-II finds popularity far beyond the hobbyist community which made up Apple’s user community until then. When connected to a color television set, the Apple II produced brilliant color graphics for the time. Millions of Apple IIs were sold between 1977 and 1993, making it one of the longest-lived lines of personal computers.