In a superhetrodyne receiver, the difference frequency is chosen as the IF rather than the sum frequency because _________________?
A. The difference frequency is closer to oscillator frequency
B. Lower frequencies are easier to amplify
C. Only the difference frequency can be modulated
D. None of the above
Related Questions on Modulation & Demodulation Mcqs
In a TRF radio receiver, the RF and detection stages are tuned to______________?
A. Radio frequency
B. IF
C. Audio frequency
D. None of the above
In TV transmission, sound signal is ______________modulated?
A. Amplitude
B. Frequency
C. Phase
D. None of the above
The diode detector in an AM radio receiver is usually found _____________?
A. Before the first RF stage
B. After the first RF stage
C. After several stages of amplification
D. None of the above