User Manual
Table Of Contents
- AMENDMENT LIST RECORD SHEET
- INTRODUCTION
- 1.SAFETY CONSIDERATIONS
- 2.OVERVIEW/SYSTEM DESCRIPTION
- 3.SPECIFICATION
- 4.SYSTEM DRAWINGS
- 5.SUB-UNIT MODULES
- 5.1VTA Downlink Duplexer Shelf 60-025302 (4U chassis)
- 5.2VTA Downlink Amplifier Shelf (50-025303, 8U Chassis)
- 5.2.1UHF 3dB Splitter (05-002603)
- 5.2.2¼Watt 0- -30dB Switched Attenuator \(10-00
- 5.2.3Low Noise Amplifier (11-006102)
- 5.2.4Low Noise Amplifiers (11-007302 & 11-007402)
- 5.2.4.1Description
- 5.2.4.2Technical Specification, (11-007302)
- 5.2.4.3Technical Specification (11-007402)
- 5.2.4.4Drg. No. 11-007302, LNA Assembly With Alarm Relay
- 5.2.4.5Drg. No. 11-007370, LNA RF Circuit Diagram
- 5.2.4.6Drg. No. 11-007371, LNA DC Wiring Diagram
- 5.2.5.7Drg. No. 11-003971, LNA DC Circuit Diagram
- 5.2.63 Stage Amplifier Alarm Boards (12-002201)
- 5.2.7450MHz 20W Power Amplifier (12-004201)
- 5.2.8Single DC/DC Converter (13-001702)
- 5.2.924V Single Relay Board (80-008902)
- 5.2.1024V 410W Power Supply (96-300054)
- 5.3VTA Downlink Channel Shelf (50-025304)
- 5.4VTA Uplink Duplexer Shelf (50-025305, 4U Chassis)
- 5.5VTA Uplink Amplifier Shelf (50-025306, 8U Chassis)
- 5.5.120Watt Class A Power Amplifier (12-016301)
- 5.5.2Automatic Gain Control (17-001101, Det. & 17-001201, Atten.)
- 5.5.2.1Description
- 5.5.2.2Technical Specification
- 5.5.2.3Drg. No. 17-001101, ACG Detector Assembly
- 5.5.2.4Drg. No. 17-001171, AGC Detector Circuit Diagram
- 5.5.2.5Drg. No. 17-001171C, AGC Detector Parts List
- 5.5.2.6Drg. No. 17-001201, AGC Attenuator Assembly Drawing
- 5.5.2.7Drg. No. 17-001270, AGC Attenuator Circuit Diagram
- 5.5.2.8Drg. No. 17-001270C, AGC Attenuator Parts List
- 6.INSTALLATION
- 7.MAINTENANCE
- APPENDIX AINITIAL EQUIPMENT SET-UP CALCULATIONS
9 Way Channelised UHF Cell Enhancer
Maintenance Handbook
H/book Number:-50-025301HBKM
Issue No:-
1
Date:-04/07/2003
Page:-
23 of 69
5.2.3.4 Drg. N. 11-006171, LNA Schematic Diagram (DC)
BYDAT EDES CRIPT IO NNo
ISSUE
12
3
4
5
6
7
89
A
B
C
D
E
F
1 23456789
A
B
C
D
E
F
Fax : 01494 777002
Tel : 01494 777000
Aerial Facilities Limited
THIS IS A PROPRIETARY DESIGN OF AERIAL FACIL ITIES L TD.
REP RO DUCT IO N O R USE O F THIS DESIG N BY O THERS IS
PERMISSIBLE O NL Y IF EXPRESSLY AUTHORISED IN WRITING
BY AERIAL FACIL ITIES L TD.
NO DECIM AL PL ACE ± 1 mm
ONE DECIMAL PL ACE ± 0.3mm
TWO DECIMAL PL ACES ± 0.1mm
AL L DIMENSIO NS ARE IN m m
UNL ESS OTHERWISE STATED
CHKD
DRAWN
APPD
DATE
TO L ERANCES
SCALE
England
CUST O MER DRAWING .No
TITLE
3
A
380-500MHz 1W AMPLIFIER
SCHEMATIC DIAGRAM
11-006171
1A
MNR
23/01/02
LM7808CT
REG 3
G
I
O
+6V 220mA
-ve
+6V 220mA
-ve
J4 1
CO N2 - J5
CO N2 - J4
J4 2
J5 1
J5 2
DC INPUT DC O UT PUT
RF PCB
FOR CIRCUIT DIAGRAM
SEE 11-006170
SEE 11-003971
FOR CIRCUIT DIAGRAM
DC PCB
+8V
C
BA
RF
IN
PRODUCTION ISSUE
23/01/02
MNR
OUT
RF
OC GOOD/0v BAD9 CON1
9
REL AY CO NTACT G O O D
REL AY COM MO N
RELAY CONTACT BAD
PIN OUTS
9 WAY 'D'
TTL VO LTAG E SET
TTL AL ARM/0v GOOD
GROUND
+12V DC I/P
7 CON1
8 CON1
5 CON1
4 CON1
6
8
7
5
4
A
3 CON1
2 CON1
3
2
CO N1
1
*
*
*
= ONLY APPLIES TO 11-006802
*
CB
IB