The superhetrodyne principle provides selectivity at ______________stage?

Related Mcqs:

At 100% modulation, the power in each sideband is _____________ of that of carrier?

A. 50% B. 40% C. 60% D. 25%...

In a radio receiver, noise is generally developed at _______________?

A. IF stage B. Receiving antenna C. Audio stage D. RF stage...

The function of ferrite antenna is to_________________?

A. Reduce stray capacitance B. Stabilise d.c. bias C. Increase the Q of tuned circuit D. Reduce noise...

The IF is 455 kHz. If the radio receiver is tuned to 855 kHz, the local oscillator frequency is _______________?

A. 455 kHz B. 1310 kHz C. 1500 kHz D. 1520 kHz...

As the modulation level is increased, the carrier power__________________?

A. Is increased B. Remains the same C. Is decreased D. None of the above...