Codan-radio Radio Repeater Systems Training Guide Bedienungsanleitung PDF herunterladen (Seite 7)

RADIO REPEATER SYSTEM | TRAINING GUIDE

Page v

Contents

Chapter 1: Repeater System Basics ......................................1

Introduction ................................................................................................1

Determining Frequencies and Frequency Band(s) ....................................3

Coverage Area and Site Location ..............................................................4

Chapter 2: Repeater System Conﬁ gurations .........................9

Determining Conﬁ guration .........................................................................9

Linked Repeater Systems ........................................................................ 11

CTCSS ..................................................................................................... 15

Other Conﬁ gurations ................................................................................ 15

Chapter 3: Repeater System Equipment ............................. 17

Repeater / Base Station ........................................................................... 17

Antennas .................................................................................................. 20

Duplexers, Multicouplers and Combiners ................................................ 24

Power supplies ......................................................................................... 25

Accommodation ....................................................................................... 28

Chapter 4: Installation and Maintenance ............................. 31

Installation Hints and Techniques............................................................. 31

Maintenance ............................................................................................ 32

Lightning Protection ................................................................................. 33

Interference .............................................................................................. 34

Appendix A: Drawing Coverage Maps ................................. 35

Appendix B: Drawing Path Proﬁ les ...................................... 39

Appendix C: Calculating Path Loss ...................................... 43

Appendix D: Calculating Signal Levels ................................ 45

Appendix E: Mobile Coverage Tests .................................... 51

Appendix F: Examples of Antenna Data .............................. 55

Appendix G: Examples of Duplexer Data ............................ 61

Appendix H: Examples of Cable & Connector Losses ......... 65

Appendix I: Blank Worksheets ............................................. 67

Appendix J: Glossary of Terms ............................................ 73

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Codan-radio Radio Repeater Systems Training Guide Bedienungsanleitung Seite 7