ATU-HP Technical Instruction Manual
Oct.06.11
Contents
Page
9.5 REFERENCE
DESIGNATIONS
9-1
9.6
UNIQUE
SYMBOLOGY
9-1
9.6.1 Type of Inputs/Outputs
9-1
9.6.2
Logic
Level/Convention
9-1
9.7
IDENTIFICATION
OF
SCHEMATIC
DIAGRAMS
9-1
9.8
STRUCTURE OF SCHEMATICS
9-2
9.9
LOCATING THE SCHEMATIC DIAGRAM(S)
FOR A FUNCTIONAL BLOCK
9-2
9.10 LOCATING A PART/ASSEMBLY IDENTIFIED
ON A SCHEMATIC
9-2
10 MECHANICAL
DRAWINGS
10.1
INTRODUCTION
10-1
10.2 LOCATING ASSEMBLY DETAIL DRAWINGS
10-1
10.3 CONTENT OF MECHANICAL DRAWINGS
10-1
List of Tables
1-1
Recommended Site Test Equipment and Special Tools
1-3
2-1a
Frequency Dependent Capacitors for DGPS Applications
2-8
2-1b
Frequency Dependent Capacitors for Low Power NDB Applications 2-8
2-1c
Frequency Dependent Capacitors for High Power NDB Applications 2-9
2-1d
Capacitors Ordering Information
2-9
2-2
Tuning Coil Inductance Values (
μ
H) 2-11
2-3
T1 Matching Transformer 50 Ohm Connections
2-16
2-4
Determining ‘R Match’
2-17
2-5
T1 Taps vs Resistance Ratio
2-17
2-6a
Loading Coil (DGPS) Series Connection (500-136
μ
H) 2-20
2-6b
Loading Coil (DGPS) Parallel Connection (135-20
μ
H) 2-21
2-6c
Loading Coil (NDB Low Power) Series Connection (2700-640
μ
H) 2-22
2-6d
Loading Coil (NDB Low Power) Parallel Connection (639-50
μ
H) 2-23
2-6e
Loading Coil (NDB High Power) Series Connection (1200-300
μ
H) 2-24
2-6f
Loading Coil (NDB High Power) Parallel Connection (299-25
μ
H) 2-25
2-7
T2 Taps vs Series Resistance
2-31
3-1
ATU Control/Monitor PWB Controls and Indicators
3-3
7-1 Manufacturer’s
Index
7-3
8-1 Wiring
Lists
Provided
8-1
8-2
Wiring List – ATU-HP – Automatic Antenna Tuning Unit
8-2
9-1 Electrical
Schematics
9-2
10-1 Mechanical
Drawings
10-1