S

Shiva Ram • 30.44K Points
Instructor I 

Q. Why is pulse shaping technique used?

(A) to increase isi
(B) to increase spectral width of modulated signal
(C) to reduce isi
(D) to reduce power spectral density
Correct : Option (C)

Explanation: 
 pulse shaping techniques reduces the intersymbol interference. they are also used to reduce the spectral width of the modulated digital signal.

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