Write two factors which justify the need of modulating a low frequency signal into high frequencies before transmission.

An Introduction to Physical Science
14th Edition
ISBN:9781305079137
Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Publisher:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Chapter6: Waves And Sound
Section6.3: Light Waves
Problem 6.2CE: The station in this example is an AM station, which generally uses kHz frequencies. FM stations have...
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Write two factors which justify the need of modulating a low frequency signal into high frequencies before transmission.

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