Analog vs. Digital Communication

• Analog examples:

  • Music: cassettes, records
  • Television
  • Telephone
  • AM and FM radio broadcasting

• Transmit “waveforms”

• Digital examples:

  • Music: CDs, MP3
  • DVD movies, MPEG
  • Digital wireless phone
  • Digital audio broadcasting

• Transmit “bits” (0 or 1)

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