PCM - Role of Return-to-zero (RZ)

Q.  Which line code in PCM indicates the return of signal to zero between each pulse & takes place even due to occurrence of consecutive 0's & 1's in the signal?
- Published on 21 Nov 15

a. Return-to-zero (RZ)
b. Non-Return to zero space
c. Return to zero inverted
d. Non-return to zero inverted

ANSWER: Return-to-zero (RZ)

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