Which method should be implemented for reducing bandwidth?
A. Multilevel codes
B. multilevel signalling
C. PAM
D. PDM
Answer:A
Which method should be implemented for reducing bandwidth?
A. Multilevel codes B. multilevel signalling C. PAM D. PDM
Explanation: The transmission bandwidth required for binary digital waveforms is large. To reduce the bandwidth, multilevel signalling method can be used.