Introduction
Antenna or aerial means the same. It is used in several domestic, civilian and military communication and radar applications. It is also used in microwave radiation therapy systems.
An antenna is transducer, an impedance matching device, a radiator and a sensor of electromagnetic waves. It is an essential device/element in all types of communication and radar systems. It can be considered as a source of electromagnetic waves.
Antennas are used in houses, cars, trains, ships, spacecrafts, aircrafts,satellites and radars etc. There is no place where there is no antenna forcommunications. That is, telecommunication is not possible without one type ofantenna or other
FREQUENCY SPECTRUM OF ELECTROMAGNETIC WAVES
Electromagnetic waves ...
Get Antennas and Wave Propagation now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.
