User's Manual Part 1

Table Of Contents
Genera
l
3EM21522AAAA
DTR-0200-SA-SIRIUS Issue 1, March 2008
1-2
Figure 1 - 2 Typical Sirius Terrestrial Repeater Site
1.2
REPEATER MAIN COMPONENT BREAKDOWN
The terrestrial repeater can be divided into the following main components:
Signal Processing Unit (SPU)
High Power Amplifier (HPA)
Power Distribution Unit (PDU)
The cabinet also contains the following
Output Band Pass Filter
Output Coupler
Each of these components is addressed in the Functional Description section of this
manual.
CDDS Signal
From Satellite
VSAT + LNB
Antenna
COFDM RF Signal
To Customer
DTR-1001
02/22/07
REPEATER
TRANSMIT ANTENNA
Customer Equipment
GPS
Antenna
PSTN
Alarms
to NMS