Radyne QAM256 Manual de usuario Pagina 22

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User Manual
Chapter 1. Overview
Page 1-6 P/N 2349-72712-01
1.3.1.2. Multi-Carrier Contribution and Distribution System
The multi-carrier contribution and distribution system is generally used for medium sized
broadcasting companies and for business TV applications.
Figure 1-2 illustrates a typical Multi-Carrier Contribution and Distribution System. The NMS-
4000 controls the operation and switching of the equipment and carriers, including 3 to 1
redundancy management.
Figure 1-2: Typical Multi-Carrier Contribution and Distribution System
Video
Audio 1
Audio 2
Audio 3
Audio 4
Data
Teletext
A/V
Matrix
E-1x00#3
E-1x00#2
E-1x00#1
NMS 4000
E-1x00#4
Modulator 3
Modulator 1
Modulator 4
ASI
Matrix
Modulator 2
IF
Matrix
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