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Data transmission media

Data Transmission Media

Wired Media

  • Twisted Pair Cable: A type of cable that consists of two insulated wires twisted together.
  • Coaxial Cable: A type of cable that consists of a central copper wire surrounded by insulation and a braided shield.
  • Fiber Optic Cable: A type of cable that uses light to transmit data through thin glass or plastic fibers.

Wireless Media

  • Radio Waves: A type of electromagnetic wave used for wireless communication.
  • Microwaves: A type of electromagnetic wave used for high-speed wireless communication.
  • Infrared: A type of electromagnetic wave used for short-range wireless communication.
  • Satellite Communication: A type of wireless communication that uses satellites to transmit data.

Characteristics

  • Bandwidth: The amount of data that can be transmitted per unit time.
  • Speed: The rate at which data is transmitted.
  • Distance: The maximum distance over which data can be transmitted.
  • Interference: The degree to which external factors can disrupt data transmission.
  • Security: The level of protection against unauthorized access or eavesdropping.

Applications

  • Wired Media: Local Area Networks (LANs), Wide Area Networks (WANs), and telephone networks.
  • Wireless Media: Mobile networks, Wireless LANs (WLANs), and satellite communications.
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