Flashcards in Radio and Electromagnetic Wave Properties - T3B Deck (11):
What is the name for the distance a radio wave travels during one complete cycle?
What term describes the number of times per second that an alternating current reverses direction?
What are the two components of a radio wave?
Electric and magnetic fields
How fast does a radio wave travel through free space?
At the speed of light
How does the wavelength of a radio wave relate to its frequency?
The wavelength gets shorter as the frequency increases
What is the formula for converting frequency to wavelength in meters?
Wavelength in meters equals 300 divided by frequency in megahertz
What property of radio waves is often used to identify the different frequency bands?
The approximate wavelength
What are the frequency limits of the VHF spectrum?
30 to 300 MHz
What are the frequency limits of the UHF spectrum?
300 to 3000 MHz
What frequency range is referred to as HF?
3 to 30 MHz