Question

In: Physics

WRKO is an AM radio station that transmits on a carrier frequency of 680 kHz. What...

WRKO is an AM radio station that transmits on a carrier frequency of 680 kHz. What wavelength is WRKO transmitting? (Hint: vel = freq * wavelength, these are electromagnetic waves.) An efficient dipole antenna for transmitting or receiving radio signals is the ¼ wavelength antenna. (antenna should be ¼ the wavelength of the signal) What size transmitting antenna should WRKO use?

WBCN is an FM radio station that transmits on a carrier frequency of 104.1 MHz. What is the wavelength of WBCN? What size ¼ wavelength transmitting antenna should WBCN use?

Expert Solution

WRKO wavelength and antenna size:

We have,
Frequency
Speed of light

Wavelength is given by:

Antenna size is given by:

WBCN wavelength and antenna size:

We have,
Frequency
Speed of light

Wavelength is given by:

Antenna size is given by:

genius_generous answered 2 years ago

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