Name the electronic device that transmit all radio, TV and Telephone signals.
a) An Antenna b) Radar
c) Microwave ovens d) None of the above
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electronics and telecommunications a transmitter or radio transmitter is an electronic device which produces radio waves with an antenna. The transmitter itself generates a radio frequency alternating current, which is applied to the antenna. When excited by this alternating current, the antenna radiates radio waves.
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None of the above is the correct answer
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