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Question 43

Open question
INNAT2 marksNeeds review
The frequency response of a digital filter

has the following characteristics Passband:

for

and Stopband:

for

, where

is the normalized angular frequency in rad/sample. If the analog upper cut off frequency for the passband of the above digital filter is to be 1.2 kHz, then the sampling frequency should be ______ kHz.

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