1.

What is the magnitude frequency response of a Butterworth filter of order N and cutoff frequency C?

A. ( frac{1}{ sqrt{1+( frac{ }{ _C})^{2N}}} )
B. (1+( frac{ }{ _C})^{2N} )
C. ( sqrt{1+( frac{ }{ _C})^{2N}} )
D. None of the mentioned
Answer» B. (1+( frac{ }{ _C})^{2N} )


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