A white noise w (t) of power spectral density N0/2 is applied to a Butterworth low-pass filter

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A white noise w (t) of power spectral density N0/2 is applied to a Butterworth low-pass filter of order n, whose magnitude response is defined by

(a) Determine the noise equivalent bandwidth for this low-pass filter, for the definition of noise equivalent bandwidth.)

(b) What is the limiting value of the noise equivalent bandwidth as n approachesinfinity?

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Communication Systems

ISBN: 978-0471178699

4th Edition

Authors: Simon Haykin

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Question Posted: Feb 09, 2011 05:30 AM

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A white noise w (t) of power spectral density N0/2 is applied to a Butterworth low-pass filter

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1 [1 + (fife"2 |H(f)|

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a b The noise equivalent bandwidth is WN ...View the full answer

Communication Systems

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