Q. |
Why frequency fogging is used in a carrier system? |
A. | to reduce noise |
B. | to reduce cross talk |
C. | to converge frequencies |
D. | to reduce distortion |
Answer» B. to reduce cross talk | |
Explanation: the interchanging of the frequencies of carrier channels to accomplish specific purposes. it is used to prevent feedback and oscillation. it is also used to reduce cross-talk and also to correct for a high frequency response slope in the transmission line. |
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