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1. |
The slow-wave structure of TWT is provided with an attenuator. Which one of the following is the function of such an attenuator? |
A. | It prevents the RF power from reaching the output of the device when the beam is switched on |
B. | It prevents oscillations in the device |
C. | It reduces the noise level of the device |
D. | It is used to broadband the device |
Answer» C. It reduces the noise level of the device | |