User's Manual

DANIELS
ELECTRONICS LTD.
TM
25W AM Power Amplifier Instruction Manual IM71-AMP3A130-25 iii
TABLE OF CONTENTS
Page
1 GENERAL................................................................................................................1-1
1.1 Introduction....................................................................................................1-1
1.2 Performance Specifications.............................................................................1-1
1.3 Physical Specifications...................................................................................1-2
2 THEORY OF OPERATION.....................................................................................2-1
2.1 General............................................................................................................2-1
2.2 Control Board Circuitry .................................................................................2-1
2.3 RF Amplifier Circuitry...................................................................................2-2
2.4 Printed Circuit board Numbering Convention................................................2-3
3 INSTALLATION AND SITE OPERATION...........................................................3-1
4 AMPLIFIER ALIGNMENT.....................................................................................4-1
4.1 Recommended Test Equipment List ..............................................................4-1
4.2 RF Amplifier Board Alignment......................................................................4-3
4.3 Control Board Alignment ...............................................................................4-5
5 ILLUSTRATIONS AND SCHEMATIC DIAGRAMS...........................................5-1
5.1 Rack Mounting Positions...............................................................................5-1
5.2 RF Power Amplifier Block Diagram ..............................................................5-2
5.3 RF Power Amplifier Exploded View..............................................................5-3
5.4 RF Power Amplifier Board - Component Layout ........................................5-4
5.5 RF Power Amplifier Board - Schematic........................................................5-5
5.6 Control Board - Component Layout..............................................................5-6
5.7 Control Board - Schematic..............................................................................5-7
6 PARTS LISTS..........................................................................................................6-1
6.1 RF Power Amplifier Board Electrical Parts List............................................6-1
6.2 RF Power Amplifier Board Mechanical Parts List ........................................6-3
6.3 Control Board Electrical Parts List.................................................................6-4
6.4 Control Board Mechanical Parts List.............................................................6-7
7 REVISION HISTORY..............................................................................................7-1