In duobinary signalling method, for M-ary transmission, the number of output obtained is
A. 2M
B. 2M+1
C. 2M-1
D. M2
Answer:A
In duobinary signalling method, for M-ary transmission, the number of output obtained is
A. 2M B. 2M+1 C. 2M-1 D. M2
Explanation: In duobinary coding the number of output obtained for M-ary transmission is 2M-1.