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What is the peak side lobe (in dB) for a rectangular window?

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in Digital Signal Processing by (829k points)
What is the peak side lobe (in dB) for a rectangular window?

(a) -13

(b) -27

(c) -32

(d) -58

The question was asked in an interview for internship.

Question is taken from Design of Linear Phase FIR Filters Using Windows in section Digital Filters Design of Digital Signal Processing

1 Answer

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Best answer
Correct option is (a) -13

Explanation: The peak side lobe in the case of rectangular window has a value of -13dB.

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