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Q1) A- Two signals x1(t) and x2(t) having Fourier transforms X1(f) and X2(f)shown in figure (1) are combined to form 10-4 10-4 Xa(f)

Q1) A- Two signals x1(t) and x2(t) having Fourier transforms X1(f) and X2(f)shown in figure (1) are combined to form 10-4 10-4 Xa(f)

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Q1) A- Two signals x1(t) and x2(t) having Fourier transforms X1(f) and X2(f)shown in figure (1) are combined to form 10-4 X1f) 10-4 X2(f) f -10 kHz -5 kHz 5 kHz 10 kHz Figure (1) spectral of x1(t) and x2(t) y(t) = x,(t) + 2x2(t) cos 2nf.t fc = 20.000 kHz a) Find the bandwidth of the signal y(t) b) Given y(t), How could you separate x, (t)and2x2(t) cos 2nf.t?
Transcribed Image Text:Q1) A- Two signals x1(t) and x2(t) having Fourier transforms X1(f) and X2(f)shown in figure (1) are combined to form 10-4 X1f) 10-4 X2(f) f -10 kHz -5 kHz 5 kHz 10 kHz Figure (1) spectral of x1(t) and x2(t) y(t) = x,(t) + 2x2(t) cos 2nf.t fc = 20.000 kHz a) Find the bandwidth of the signal y(t) b) Given y(t), How could you separate x, (t)and2x2(t) cos 2nf.t?
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