McqMate
| Q. |
In which technique is phase coherence hard to maintain? |
| A. | direct sequence |
| B. | frequency hopping |
| C. | direct sequence & frequency hopping |
| D. | none of the mentioned |
| Answer» B. frequency hopping | |
| Explanation: in frequency hopping spread spectrum phase coherence is hard to maintain from hop to hop. | |
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