Question 8
Marks : +2 | -2
Pass Ratio : 100%
Which of the filters have a frequency response as shown in the figure below?
Explanation: In the given diagram, the continuous line is the frequency response of analog filter and dotted line is the frequency response of the corresponding digital filter with aliasing.
Question 10
Marks : +2 | -2
Pass Ratio : 100%
If a continuous time signal x(t) with spectrum X(F) is sampled at a rate Fs=1/T samples per second, the spectrum of the sampled signal is _____________
Explanation: When a continuous time signal x(t) with spectrum X(F) is sampled at a rate Fs=1/T samples per second, the spectrum of the sampled signal is periodic repetition.