Determine the frequencies of aliasing noise

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Reference no: EM13253365

given analog signal :

x(t)=8cos(6,000pi)+5cos(14,000pit) t>=0

sampled at rate 12,000 Hz

a) sketch the spectorum of the orignal signal and the sampled signal from 0 KHz and 25 KHz.

b) sketch the recovered analog signal spectrum if an anti aliasing filter used.

c) determine the frequencies of aliasing noise , if any

Reference no: EM13253365

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