" 1.An Antenna is - "

An antenna is a device

Array gain of an antenna is

Effective power radiated by an antenna is

A radiowave that travels in a straight line from the transmitting antenna to the receiving antenna is know as

Is it necessary for a transmitting antenna to be at the same height as that of the receiving antenna for the of sight communication ? A TV transmitting antenna is 81m tall. How much service area can it cover, if the receiving antenna is at the ground level ?

Is it necessary for a transmitting antenna to be at the same height as that of the receiving antenna for line-of-sight communication ? A TV transmitting antenna is 81 m tall . How much service area can it cover if the receiving antenna is at the ground level ?

Is it necessary for a transmitting antenna to be at the same height as that of the receiving antenna for line-of-sight communication? A TV transmitting antenna is 81m tall. How much service area can it cover if the receiving antenna is at the ground level?