V

Vijay Sangwan • 28.62K Points
Instructor II 

Q. In duobinary signalling method, for M-ary transmission, the number of output obtained is

(A) 2m
(B) 2m+1
(C) 2m-1
(D) m2
Correct : Option (C)

Explanation: 
 in duobinary coding, the number of output obtained for m-ary transmission is 2m-1.

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