Which is not true about frequency deviation in PM
A. ∆f decreases with fm increasing
B. ∆f independent of fm
C. ∆f increases with fm increasing
D. ∆f increases with fm decreasing
Answer: Option C
A. ∆f decreases with fm increasing
B. ∆f independent of fm
C. ∆f increases with fm increasing
D. ∆f increases with fm decreasing
Answer: Option C
It is found that a ship to ship communication suffers from fading. This can be avoided by using
A. Space diversity
B. Frequency diversity
C. Broad band antenna
D. Directional antenna
A. A double-tuned amplifier
B. A high gain D.C. amplifier
C. A cathode follower stage
D. None of the above
A. Filter method
B. Phase cancellation method
C. Good attenuation characteristics
D. All of the above
Join The Discussion