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Question F2.2: A signal has frequencies ranging from 400 Hz to 5.4 kHz. Wha...

A signal has frequencies ranging from 400 Hz to 5.4 kHz. What is the minimum sampling frequency that will result in a faithful reproduction of this signal?

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By the Shannon-Nyquist sampling theorem, any frequency higher than 2 × 5.4 ≈ 11 kHz will do.

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