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Computer History

  • Abacus
    Feb 1, 1400

    Abacus

    An instrument for performing calculations by sliding counters along rods or grooves.
  • Vacuum Tubes

    Vacuum Tubes

    Glass tubes that were used to convert electricity into signals. They were very fragile. And required lots of heat and energy.
  • Pascaline

    Pascaline

    A mechanical calculator built by Blaise Pascal.
  • Lebniz Calculator

    Lebniz Calculator

    Did basic functions such as addition, subtraction, multiplication, divison and found the square root.
  • Slide Rule

    Slide Rule

    A maunual device used to calculate simple functions.
  • Jacquard Loom

    Jacquard Loom

    A loom that was programmed with punched cards.
  • Difference engine

    Difference engine

    First steam-powered engine that Babbage created.
  • Analytic Engine

    Analytic Engine

    Second steam-powered engine that Babbage created.
  • First Keyboard invented

    First Keyboard invented

    Invented by Christopher Sholes
  • IBM

    IBM

    Used to tabulate the United States census information.
  • Z1 Computer

    Z1 Computer

    First freely programmable computer.
  • Transistor

    Transistor

    1/200th ofthe vacuum tube. It used far less energy and less heat.
  • GPS created

    GPS created

    It was created mostly by the Military and John Hopkins Applied Physics Laboratory. It was originally used for the Navy.
  • Integrated Circuit

    Integrated Circuit

    Silicon chip.
  • Binary

    Binary

    Digital technology
  • First scanner invented

    First scanner invented

    Was invented in Germany as an image scanner that could import colored images into the system.
  • First computer mouse

    First computer mouse

    Invented by Douglas Englebart
  • Microsoft

    Microsoft

    Microsoft Corporation is an American multinational software corporation headquartered in Redmond, Washington that develops, manufactures, licenses many products.
  • First Laptop

    First Laptop

    The first laptop was a prototype made by Xerox Notetaker
  • Apple was founded

    Apple was founded

    The founders Steven Jobs, Steve Wozniak and Ronal Wayn
  • World Wide Web created

    World Wide Web created

    Created by Tim Berners-Lee and Robert Cailliou. Imagine if we had to pay to use the internet? These men would be rich!!
  • First Smart phone

    First Smart phone

    Ericsson created the GS 88 "Penelope"
  • First video sharing

    First video sharing

    It was created by Nokia. People could video chat face to face with people.
  • Wi-Fi became more avalible to public

    Wi-Fi became more avalible to public

  • First printer

    First printer

    (Well not the first, but it was greatly improved to hook up to your computer so you could print straight from your computer!)Invented by Chester Carlson