Q9/In a DM system, the voice signal is sampled at a rate of 64000 samples/sec. The maximum signal amplitude Amax = 1. i) Determine minimum value of step size to avoid slope overload. (ans. 343.61 mV) ii) Determine quantization noise power if voice signal bandwidth is 3.5 kHz. (ans. 2.15 mW) iii) Assuming voice signal to be sine wave, determine So and the SNR. (ans. So =0.5, SNR = 232.3 = 23.66 dB)

Q9/In a DM system, the voice signal is sampled at a rate of 64000 samples/sec. The maximum signal amplitude Amax = 1. i) Determine minimum value of step size to avoid slope overload. (ans. 343.61 mV) ii) Determine quantization noise power if voice signal bandwidth is 3.5 kHz. (ans. 2.15 mW) iii) Assuming voice signal to be sine wave, determine So and the SNR. (ans. So =0.5, SNR = 232.3 = 23.66 dB)

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

ChapterS: Safety, Basic Electricity And Ohm's Law

Section: Chapter Questions

Problem 8RQ: What is an MSDS?

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