Comtech EF Data XTRT-400C Operation And Installation Manual page 183

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Operation Addendum, Block Upconverter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Setup and Turn On . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Reference Oscillator Drift Compensation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
External Reference Detection Fault & Configuration . . . . . . . . . . . . . . . . . . . . . . . . 9
Factory Default Configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Figure
Figure 1 , Typical Block Diagram of a High Power Amplifier with Block Upconverter.. . 3
Figure 2 , Reference Frequency Phase Noise Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Figure 3 , Detailed BUC Block Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Figure 4 , Drift Compensation Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Figure 5 , Internal Phase Locked Oscillator with External Input . . . . . . . . . . . . . . . . . . 8
Table
Table 1 , Upconverter and Reference Fault Factory Default Configuration. . . . . . . . . . . . 9
MNC-0000-015
EAR EXPORT CONTROLLED: The information contained in this Manual refers or relates to a product that is subject
to the U.S. Export Administration Regulations (EAR). Transfer of data herein by any means to a Foreign Person,
whether in the U.S. or abroad, may require an export license from the U.S. Department of Commerce.
Table of Contents
Title
Ext Ref Pres Fault. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Ext Ref Lock Fault. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..9
AutoClear Upconverter Fault. . . . . . . . . . . . . . . . . . . . . . . . . . . 9
List of Figures
Title
List of Tables
Title
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Operation Addendum, Block Upconverter
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Revision F