The desired signal of maximum frequency wm centered at frequency w=0 may be recovered if
A. The sampled signal is passed through low pass filter
B. Filter has the cut off frequency wm
C. Both a and b
D. None of the above
Answer:C
The desired signal of maximum frequency wm centered at frequency w=0 may be recovered if
A. The sampled signal is passed through low pass filter B. Filter has the cut off frequency wm C. Both a and b D. None of the above