Guided media

Transmission media with physical boundary

Bandwidth

Difference between the higghest and lowest frequencies of a composite signal

Coaxial cable

A transmission media consisting of the connecting core,,insulating material,

and a second conducting shield

Omni directional antennas

An antenna that sends out or receives signal in all diections

UnGuided media

Transmission media with no physical boundary

Unshielded twisted pair cable

A cable with wires that are twisted together to reduce noise and cross talk