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:-
22 of 69
5.2.3.3 Drg. N. 11-006170, LNA Circuit Diagram (RF)
C1
C2
C3
C7
R6
C8
R1 1 R1 2
R5
C5
C6
R7 R8
R1
R2
R3
R4
C4
R1 3 R1 4
R9 R1 0
C1 0
C1 4
C1 3
R1 5
C1 6
C1 7
380-500MHz 1W AMPLIFIER
(RF) CIRCUIT DIAGRAM
11-006170
1A
N.T.S
MNR 23/01/02
C9
C1 1
C1 2
R1 6
R1 7
C1 5
DATEDESCRIPTIONNo
ISSUE
THIRD ANGL E PRO JECTION
123456789101112
A
B
C
D
E
F
G
H
123456789101112
A
B
C
D
E
F
G
H
PERMISSIBLE ONLY IF EXPRESSLY AUTHORISED IN WRITING
RE PRODUCTI ON OR US E OF THIS DE S IGN BY OTHE RS IS
THIS IS A PROPRIETARY DESIGN OF AERIAL FACILITIES LTD.
UNLESS OTHERWISE STATED
ALL DIMENSIONS ARE IN mm
DATEDRAWN
CHKD APPD
TWO DECIMAL PLACES ± 0.1mm
NO DECIMAL PLACE ± 1mm
ONE DECIMAL PLACE ± 0.3mm
BY AERIAL FACILITIES LTD.
TOLERANCES SCALE
CUSTOME R DRAWING No
Fax : 01494 777002
Tel : 01494 777000
Aerial Facilities Limited
England
TI TLE
2
A
910R
5R6
910R
8.2pF
L1
L2
3.3pF
100R
18nH
L3
18nH
18nH
18nH
L4
6.8pF
220pF
1nF
56R
56R
1nF
220pF
220pF
220pF
220pF
220pF
10K 0R0
10K 0R0
6.8nH
L5
6.8nH
L6
T1
CYL 5
G
D
S
G
D
S
CYL 5
T2
L7
180nH
180nH
L9
7.5nH
L8
7.5nH
L10
18nH
L11
L12
18nH
18nH
L13
18nH
L14
6.8pF
6.8pF
100R
3.3pF
8.2pF
RF O UT
RF IN
ANY CO MPO NENTS IN ARE NO T USED IN THIS BUIL D
PRODUCTION ISSUE
23/ 01/ 02
MNR
0R0
RF O UT
(OPTIONAL)
6.8pF
CB
IB