Electronics and Communication Engineering - Radio Receivers - Discussion

Discussion :: Radio Receivers - Section 1 (Q.No.6)


In a broadcast superheterodyne receiver

[A]. the local oscillator operates below the signal frequency
[B]. local oscillator frequency is normally double the IF
[C]. RF amplifier normally works at kHz above the carrier frequency
[D]. mixer input must be tuned to the signal frequency

Answer: Option D


No answer description available for this question.

Raaja Uday Kumar Reddy said: (Apr 14, 2019)  
The same frequency used at sender side is used at receiver side mixer in order to discard the carrier as the heterodyne means same mixing.

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