1.
In a superhetrodyne receiver, the difference frequency is chosen as the IF rather than the sum frequency because _________________?
2.
In a TRF radio receiver, the RF and detection stages are tuned to______________?
3.
In the above question, what is the power in sidebands?
4.
In TV transmission, sound signal is ______________modulated?
5.
The diode detector in an AM radio receiver is usually found _____________?
6.
In the above question, what is the power in sidebands ?
7.
Modulation refers to a low-frequency signal controlling the ________________?
8.
The major advantage of FM over AM is__________________?
9.
Superhertodyne principle refers to_________________?
10.
The superhetrodyne principle provides selectivity at ______________stage?
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