User Manual
Axell Wireless Limited
Technical Literature
L.A. M.T.A. Remote Sites
Document Number 80-301401HBKM Issue No. 1 Date 13/06/2008 Page 2 of 148
Table of Contents
1. INTRODUCTION.......................................................................................................................... 7
1.1. Scope and Purpose of Document............................................................................................. 7
1.2. Limitation of Liability Notice ...................................................................................................... 7
2. SAFETY CONSIDERATIONS ...................................................................................................... 8
2.1. Earthing of Equipment .............................................................................................................. 8
2.2. Electric Shock Hazard............................................................................................................... 8
2.3. RF Radiation Hazard ................................................................................................................ 8
2.4. Lifting and other Health and Safety Recommendations............................................................ 8
2.5. Chemical Hazard ...................................................................................................................... 9
2.6. Laser safety .............................................................................................................................. 9
2.7. Emergency Contact Numbers...................................................................................................9
3. IN-LINE BDA WALL MOUNT 80-301401................................................................................... 10
3.1. In-Line BDA Wall Mount 80-301401 Specification.................................................................. 11
3.1.1. In-Line BDA Wall Mount 80-301401 Overall system Diagram.......................................... 12
3.2. In-Line BDA Wall Mount 80-301401 List of Major Components ............................................. 13
3.3. Combiner 80-301402 .............................................................................................................. 13
3.3.1. Combiner 80-301402 System Diagram ............................................................................ 14
3.3.2. Combiner 80-301402 Outline Drawing ............................................................................. 15
3.3.3. Combiner 80-301402 Specification ..................................................................................16
3.3.4. Combiner 80-301402 Photographs .................................................................................. 17
3.3.4.1. Front View.................................................................................................................. 17
3.3.4.2. Underside view showing RF connectors.................................................................... 18
3.3.4.3. Interior view ...............................................................................................................19
3.3.5. Combiner 80-301402 Major Sub-Components................................................................. 20
3.3.5.1. Bandpass Filter 02-010701........................................................................................ 20
3.3.5.2. Bandpass Filter 02-010901........................................................................................ 20
3.3.5.3. Crossband Splitter/Coupler 550/800MHz (07-004815).............................................. 21
3.3.5.4. Crossband Splitter/Coupler VHF/UHF (07-005754)................................................... 21
3.3.5.5. 30dB Directional Coupler (07-018005) ...................................................................... 22
3.3.5.6. 30dB Bi-Directional Coupler (07-022005).................................................................. 23
3.4. VHF/UHF BDA Unit (80-301403) ............................................................................................ 24
3.4.1. VHF/UHF BDA Unit (80-301403) System Diagram.......................................................... 25
3.4.2. VHF/UHF BDA Unit (80-301403) Outline Drawing........................................................... 26
3.4.3. VHF/UHF BDA Unit(80-301403) Specification ................................................................. 27
3.4.4. VHF/UHF BDA Unit(80-301403) Photographs ................................................................. 28
3.4.4.1. Front View.................................................................................................................. 28
3.4.4.2. Underside view showing connectors ......................................................................... 29
3.4.4.3. Interior view ...............................................................................................................30
3.4.5. VHF/UHF BDA Unit(80-301403) Major Sub-components ................................................ 31
3.4.5.1. Bandpass Filter (01-002503) ..................................................................................... 31
3.4.5.2. 30dB Directional Coupler (07-002908) ...................................................................... 32
3.4.5.3. Switched Attenuator 0.25Watt, 0 - 30dB (10-000701) ............................................... 32
3.4.5.4. Low Noise Amplifier (11-005401) .............................................................................. 33
3.4.5.5. TETRA Power Amplifier 20W (12-016301) ................................................................ 34
3.4.5.6. TETRA Power Amplifier 5W (12-021601) .................................................................. 35
3.4.5.7. Low Power Amplifier (1Watt) (12-021801)................................................................. 36
3.4.5.8. VHF Power Amplifier 5W (12-025602)....................................................................... 37
3.4.5.9. Automatic Gain Control.............................................................................................. 38
3.4.5.10. 24V Relay Dual Assembly (20-001602) ................................................................... 38
3.4.5.11. 24V Relay Assembly (80-008902) ........................................................................... 39
3.4.5.12. Dual Diode Assembly (94-100004) .......................................................................... 39
3.4.5.13. DC/DC Converter, 24V in, 12V 5A out (96-200024) ................................................ 40
3.5. UHF BDA Unit (80-301404) ....................................................................................................41
3.5.1. UHF BDA Unit (80-301404) System Diagram .................................................................. 42
3.5.2. UHF BDA Unit (80-301404) Outline Drawing ................................................................... 43