Electronics Engineering Question:

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Noise with uniform power spectral density of N0W/Hz is passed through a filter H (w) = 2 exp(-jwtd) followed by an ideal low pass filter of bandwidth BHz. What is the output noise power in Watts?

Electronics Engineering Interview Question
Electronics Engineering Interview Question

Answers:

Answer #1
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Answer #2
Output spectral power density
= | H(?) | x I/P spectral power density
= 2 x 2N0 4N0
Output power = 4 N0B.

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