Various types of antenna

What are the various types of antennas? Describe in brief.

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The antenna (or aerial) is a transducer which transmits or receives the electromagnetic waves. In another words, antennas transform electromagnetic radiation into electric current or vice-versa.

They are mainly used to transmit and receive the electromagnetic radiation of radio frequency, that is, radio waves and are essential part of all the radio equipment. There are various types of antennas, they can mainly sub-divide into directional and unidirectional is a simple kind of directional antennas: helical antenna a simple kind of unidirectional antennas: Yagi and loop antennas.

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