Handbook

Denver Channelised CE
User/Maintenance Handbook
Handbook Nō.-50-063708HBKM Issue No:-2
Date:-03/11/2003
Page:-
2 of 51
Table of Contents
AMENDMENT LIST RECORD SHEET ................................................................................................. 4
INTRODUCTION ....................................................................................................................................... 5
Scope...........................................................................................................................................................................5
Purpose.......................................................................................................................................................................5
Glossary of Terms .....................................................................................................................................................6
Key to AFL RF Module Drawing Symbols.............................................................................................................7
1. SAFETY CONSIDERATIONS ....................................................................................................... 8
1.1 Electric Shock Hazard .................................................................................................................................8
1.2 RF Radiation Hazard...................................................................................................................................8
1.3 Chemical Hazard..........................................................................................................................................9
1.4 Emergency Contact Numbers .....................................................................................................................9
2. OVERVIEW/SYSTEM DESCRIPTION .....................................................................................10
3. SPECIFICATION ..........................................................................................................................13
3.1 50-063701 Parts Lists .................................................................................................................................13
3.1.1 UHF Duplex Shelf 50-063702 Parts List .................................................................................................13
3.1.2 Downlink UHF 5 Channel Shelf 50-063703 Parts List............................................................................14
3.1.3 Uplink UHF 4 Channel Shelf 50-063704 Parts List ................................................................................15
3.1.4 Leaky Feeder UHF Duplex/PA Shelf 50-063705 Parts List ....................................................................16
3.1.5 UHF Simplex Shelf 50-063706 Parts List................................................................................................17
3.1.6 Power Supply Shelf 50-063707 Parts List................................................................................................18
3.2 Technical Specification ..............................................................................................................................19
3.2.1 Channel Module Frequencies ..................................................................................................................20
3.3 Mechanical Specification ...........................................................................................................................21
4. SYSTEM DRAWINGS ..................................................................................................................22
4.1 Drg. Nō. 50-063751, Channelised Cell Enhancer Rack Layout Drawing .............................................22
4.2 Drg. Nō. 50-063781, Channelised Cell Enhancer System Diagram .......................................................23
4.3 Drg. Nō. 50-063792, Base Side Duplex Shelf Outline Drawing ..............................................................24
4.3 Drg. Nō. 50-063793, Downlink Channels Shelf Outline Drawing ..........................................................25
4.4 Drg. Nō. 50-063794, Uplink Channels Shelf Outline Drawing...............................................................26
4.5 Drg. Nō. 50-063795, Tunnel Side Duplexer Shelf Outline Drawing ......................................................27
4.6 Drg. Nō. 50-063796, UHF Simplex Shelf Outline Drawing ....................................................................28
4.7 Drg. Nō. 50-063797, Power Supply Shelf Outline Drawing....................................................................29
5. SUB-UNIT MODULES..................................................................................................................30
5.1 UHF Duplex Shelf 50-063702 ....................................................................................................................30
5.1.1 Bandpass Filter (02-010701) ...................................................................................................................30
5.1.1.1 Description .......................................................................................................................................30
5.1.1.2 Technical Specification ....................................................................................................................30
5.1.2 3dB UHF Splitter (05-002603) ................................................................................................................31
5.1.2.1 Description .......................................................................................................................................31
5.1.2.2 Technical Specification ....................................................................................................................31
5.1.3 Ferrite Isolator (08-930003)....................................................................................................................32
5.1.3.1 Description .......................................................................................................................................32
5.1.4 ¼Watt 0- -30dB Switched Attenuator (10-000701)..................................................................................33
5.1.4.1 General Application ........................................................................................................................33
5.1.4.2 Switched Attenuators .......................................................................................................................33
5.1.5 Low Noise Amplifiers (11-006102, 11-007302 & 11-007402).................................................................34
5.1.5.1 Description .......................................................................................................................................34
5.1.5.2 Technical Specification, 11-007302.................................................................................................34
5.1.5.3 Technical Specification, 11-007402.................................................................................................35
5.1.5.4 Technical Specification, 11-006102.................................................................................................35
5.1.6 20W Power Amplifier (12-016301) ..........................................................................................................36