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The modem may include ____ to correct channel multipath artifacts.

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The modem may include ____ to correct channel multipath artifacts.

(a) equalizer

(b) frequency offset

(c) AGC

(d) interference suppressor

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The question is from Hardware Architecture in division Software Defined Radio Architecture of Cognitive Radio

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Correct choice is (a) equalizer

Explanation: The modem may include equalizer to correct channel multipath artifacts and for filtering and delay distortions. Equalization is carried out after the modem time aligns a signal according to baud time.

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