Question: (a) Show by a suitable sketch that the trapezoidal spectrum given below satisfies Nyquists pulse shaping criterion: P(f) = 2 (f / 2W) - (f

(a) Show by a suitable sketch that the trapezoidal spectrum given below satisfies Nyquist’s pulse shaping criterion:

P(f) = 2Λ (f / 2W) - Λ(f / W)

(b) Find the pulse-shape function corresponding to this spectrum. 

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