User's Manual

Chapter 2 System Description
Contents
2 System Description .................................................................... 2-1
2.1 Introduction............................................................................................ 2-1
2.2 Product Overview.................................................................................... 2-1
2.3 Product Architecture ............................................................................... 2-2
2.3.1 Cabinets ........................................................................................ 2-2
2.3.2 Control Cabinet............................................................................... 2-9
2.3.3 HPA Cabinet ..................................................................................2-12
2.3.4 Control Cabinet Bulkhead Panel........................................................2-16
2.3.5 Control Cabinet Power Distribution Unit (PDU)....................................2-18
2.3.6 Battery Management System (BMS)..................................................2-19
2.3.7 High Band Dual Band Pass Filter (DBPF) ............................................2-20
2.3.8 High Band Low Noise Amplifier (LNA) ................................................2-20
2.3.9 High Band Exciter (HBE)..................................................................2-21
2.3.10 Low Band Exciter (LBE)...................................................................2-22
2.3.11 Terrestrial Repeater Monitoring System (TRMS)..................................2-23
2.3.12 HB HPA Cabinet Bulkhead Panel .......................................................2-24
2.3.13 LB HPA Cabinet Bulkhead Panel........................................................2-25
2.3.14 DRU-2KW HPA Sub-system..............................................................2-26
2.3.15 HPA Cabinet Power Distribution Unit (PDU) ........................................2-28
2.3.15.1 Transmission Sub-system Controller (TSC) ..............................2-30
2.3.15.2 2-Way Power Splitter............................................................2-31
2.3.15.3 4-Way Power Splitter............................................................2-31
2.3.15.4 High Power Amplifier Power Supply Unit (HPA PSU)...................2-32
2.3.15.5 High Power Amplifier (HPA) ...................................................2-33
2.3.15.6 4-way Hybrid Combiner with Reject Loads ...............................2-34
2.3.15.7 HPA/TSC Transmit Output Coupler/RF Detector ........................2-35
2.3.16 Fan/Blower and HPA Cabinet Cooling.................................................2-36
2.3.17 Output Filter Network (OFN) Cabinet.................................................2-37
2.3.17.1 RF Output Interface Configuration ..........................................2-40
2.3.17.2 High Band Transmit Output Filter (Waveguide).........................2-41
2.3.17.3 Low Band Transmit Output Filter (Waveguide)..........................2-41
2.3.17.4 Low Band Diversity Transmit Output Filter (Waveguide).............2-41
2.3.17.5 Low Band Diversity Transmit Output Filter (Dielectric Resonator) 2-41
2.3.17.6 DRU Transmit Output Coupler/RF Detector ..............................2-42
2.4 Repeater Technical Specifications ......................................................... 2-43
2.4.1 External Input Signal Interfaces .......................................................2-43
2.4.2 External Output Signal Interfaces .....................................................2-44
2.4.3 High Band RF Output ......................................................................2-44
2.4.4 Low Band Main RF Output................................................................2-45
2.4.5 Low Band Diversity RF Output..........................................................2-46
2.4.6 Power Supply.................................................................................2-47
2.4.7 Environmental ...............................................................................2-47
2.4.8 Mechanical ....................................................................................2-47
SX03-30000-01-M01