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What is the purpose of a coaxial cable?
The purpose of a coaxial cable is to act as a transmission line for a radio frequency signal. The electromagnetic field carrying that signal exists only in space between its inner and outer conductors.
What does tuning a radio station have to do with resonance?
A signal from a radio station is tuned in a radio receiver by applying the signal to a resonant tuned circuit that accepts the wanted signal while rejecting all the other signals arriving.
How do you send a digital radio signal to a FM radio?
Frequency Modulation must have a carrier whereby the frequency can be modulated by the signal
How does a radio signal go from a disc jockey speaking into a microphone at a radio station to your ear?
In the microphone, there is a diaphragm, which converts the DJ's voice into an electrical signal. This signal is sent along the wire to the antenna, which broadcasts it into the ether. Your home radio receives the signal through its aerial, then converts the signal from an electrical signal to audio - which is detected by your ear.
How are signal received in radio station?
transmissions
