• Created by: itsjannah
  • Created on: 15-05-15 17:41
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  • Data transmission
  • Digital signal:
    • Infrared signals carry infomation allows electonic and electical devices to be controlled.
      • Pressing a button on the channel device complets circuit
        • Coded signal is sent to light emitted diode
  • Sent front of remote
    • signal contains start and end command
  • The led tranmitts signals of pulses
    • This allows to change the volume and channel.
      • Optic fibers allow data to be transmitted very quickly using light.


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