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My media timeline

  • Computer
    2016 BCE

    Computer

    It's easier than ever to restore your Mac, PC, or Chromebook to factory conditions—and you'll be surprised at how much zip it'll add.
  • Cellphone
    2014 BCE

    Cellphone

    Mobile phones are low-powered radiofrequency transmitters, operating at frequencies between 450 and 2700 MHz with peak powers in the range of 0.1 to 2 watts.
  • Laptop
    2010 BCE

    Laptop

    If you're not already looking inside your PC, an easy way to figure out the memory format is to look at the system manufacturer's product page, .
  • TV
    2007 BCE

    TV

    Digital data is transmitted via a television. We know that digital signals require higher bandwidth than analog signals
  • Radio
    2004 BCE

    Radio

    What a radio station's music format sounds like is governed by four parameters: music style, music time period, music activity level