(CIS 105) Timeline Assignment

  • Credit Card

    Credit Card
    Frank McNamara had the idea of the credit card when he was out for dinner with a partner. When his partner forgot his wallet, McNamara had the idea for the credit card, his idea was to have a card that is accessible at all times with money on it.
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    (CIS 105) Timeline Assignment

  • Video Recorder

    Video Recorder
    Film was the only medium available for recording television programs. Charles Ginsburg led the team that developed a new machine that could run the tape at a much slower rate because the recording heads rotated at high speeds. This allowed the high-frequency response that was needed.
  • Transistor Radio

    Transistor Radio
    The transistor radio was useful for it being pocket sized, and you could listen to music anywhere. In 1954 they became the most popular electronic communication device in history.
  • Black Box

    Black Box
    The "black box" was a flight recorder. It was made to record the flight crew's conversations.
  • Computer Hard Disk

    Computer Hard Disk
    The first computer hard disk was used in 1956. The drive only had 5MB of data at 10,000$ a megabyte.