Guided Transmission Media

Guided Transmission Media

  • Magnetic media
  • Twisted pairs
  • Coaxial cable
  • Power lines
  • Fiber optics

Magnetic Media

  • Write data onto magnetic media – Disks, Tapes
  • Data transmission speed – Never underestimate the bandwidth of a station wagon full of tapes hurtling down the highway.

Twisted Pairs

Coaxial Cable

Power Lines

Fiber Optics

Three examples of a light ray from inside a silica fiber impinging on the air/silica boundary at different angles.

Fiber Cables