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Multiple Choice Quiz
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1
The standard intermediate frequency (IF) for the FM broadcast band is
A)262 kHz
B)455 kHz
C)10.7 MHz
D)44 MHz
2
If a bipolar junction transistor is used in an AGC circuit and its bias is increased by a strong signal,
A)this is forward AGC
B)this is reverse AGC
C)gain tends to increase
D)this changes the intermediate frequency
3
A stage used in FM receivers to reject noise is the
A)detector
B)mixer
C)limiter
D)AFC
4
The standard intermediate frequency for amplitude modulation (AM) broadcast band is
A)455 kHz
B)10.7 MHz
C)44 MHz
D)3.35 MHz
5
In an FM receiver, what is required to demodulate the signal?
A)diode
B)BJT
C)AFC
D)discriminator





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