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Which type of relay can be used to automatically switch between transmitter and receiver configuration from a same antenna setup?

Which type of relay can be used to automatically switch between transmitter and receiver configuration from a same antenna setup? Correct Answer Coaxial relay

Coaxial relay can be used to automatically switch between transmitter and receiver configuration from a same antenna setup. These relays are often used to perform switching action from receiver to transmitter and vice versa when only one antenna is present.

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