TRANSMISSION  MEDIA

•Links to send data in the form of signals from one node to another.

TRANSMISSION  MEDIA

Twisted pair cable

Twisted pair cable

Twisted pair cable

                 

Twisted pair cable

•Two strands of copper wire twisted around each other

•Also covered by plastic insulation

•Easy to install an inexpensive

•Noisy and interrupted by the magnetic field

Unshielded Twisted Pair (UTP)

Unshielded Twisted Pair

Unshielded Twisted Pair

Twisted pair cable

•Two strands of copper wire twisted around each other

•Also covered by plastic insulation

•Easy to install an inexpensive

•Noisy and interrupted by magnetic field

UTP

•IMPEDENCE=100 OHM

•Voice grade and data grade

•Very low cost

•Two pairs (RJ-11 ) or four pairs (RJ-45)

UTP

                                                

UTP TRANSMISSION  MEDIA