Modulation, Demodulation, AM, FM Flashcards
1
Q
What statement best describes modulation?
A
Imposing intelligence onto a radio carrier signal.
2
Q
What statement best describes demodulation?
A
Exacting intelligence from the radio carrier signal.
3
Q
Which statement best describes amplitude modulation?
A
The amplitudes in the sideband(s) changes but the radio carrier frequency remains constant.
4
Q
Which is the emission designation for MF-HF voice signals?
A
J3E
5
Q
Which statement best describes frequency modulation?
A
The information signal changes the radio carrier frequency but the amplitude remains constant.
6
Q
What is the emission designation for VHF-FM?
A
F3E
