BIRD 428B-83H-01-C-110, Инструкция по установке и эксплуатации

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TX RX Systems Inc. Manual 7-9487-3 05/05/11 Page 37
Narrowband Filter
There are a total of nine different narrowband filters
available for use with your TTA system. There are
four filters which operate in the 792 to 806 MHz
range and five filters in the 806 to 824 MHz range.
Table 10 lists all of the optional narrowband filters.
The narrowband filter is designed to be added to
the RF signal path just after the distribution ampli-
fier in the MCU style control unit and just after the
RF output port in the CMU style system. The addi-
tional filter will provide a narrower pass window for
the system.
Figure 34 shows a basic interconnect diagram for
the MCU style system. When connecting to a CMU
style system the filter is placed in series at the RF
Figure 33: Optional multicoupler expansion deck, part # 75-83H-428B-32.
Remove Existing
Cable 3-14056