A two pole low pass filter has a system function H(z)= ( frac{b_0}{(1- – McqOptions

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1.	A two pole low pass filter has a system function H(z)= ( frac{b_0}{(1-pz^{-1})^2} ), What is the value of p such that the frequency response H( ) satisfies the condition \|H( /4)\|²=1/2 and H(0)=1?
A.	0.46
B.	0.38
C.	0.32
D.	0.36
Answer» D. 0.36

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