Comtech EF Data XTRT-400C-BUC Operation And Installation Manual page 162

Variable Phase Combiner System
Figure 2 - Variable Phase Combined System
VPC (variable phase combiner) ICON
This icon shows the position of the VPC:
1. Phase combined to the Antenna (as shown)
2. Amplifier "A" to the antenna, amplifier "B" to the load
3. Amplifier "B" to the antenna, amplifier "A" to the load
4. Phase combined to the load
The VPC icon also has the system setup i.e. serial number information displayed
underneath.
NOTE: If there is no communication with the VPC controller the VPC icon will be red with a "?" in the
center.
MNC-0800-001
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.
LOAD
Power
VPC ICON
ANTENNA
Power
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Operation
Revision 1