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A signal with the bandwidth of 4 KHz is sampled at the Nyquist rate and then quantized using a multi-level quantization system. Determine the

A signal with the bandwidth of 4 KHz is sampled at the Nyquist rate and then quantized using a multi-level quantization system. Determine the number of quantization levels required to achieve a quantization SNR of 28 dB or higher.

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