Benutzerhandbuch für Codan Radio Communications UT-4D400

Inhaltsverzeichnis

• General Information

  1
• Introduction

  1
• Performance Specifications

  2
• Theory of Operation

  5
• General

  5
• Jumper Functions and Standard Configuration

  7
• Test Points

  8
• Transmitter Programming

  10
• Transmitter Assembly and Adjustment

  13
• Repair Note

  13
• Transmitter Assembly and Adjustment

  14
• Recommended Test Equipment List

  14
• Frequency Change

  14
• Digital Signal Processor Board Alignment

  15
• Repeater System Configuration

  19
• Digital Repeater

  19
• Repeater System Troubleshooting

  20
• Illustrations and Schematics

  23
• P25 Digital Transmitter Front Panel

  24
• P25 Digital Transmitter Block Diagram

  25
• P25 Digital Transmitter Component Layout - Bottom

  26
• P25 Digital Transmitter Component Layout - Top

  27
• P25 Digital Transmitter Schematic Diagram

  28
• P25 Adapter Board Component Layout

  29
• P25 Adapter Board Schematic Diagram

  29
• Parts Lists

  31
• P25 Digital Transmitter Electrical Parts List

  31
• P25 Transmitter Mechanical Parts List

  34
• P25 Adapter Board Parts List

  36
• Revision History

  37
• General Information

  1
• Introduction

  1
• Theory of Operation

  3
• Amplifier Operation

  3
• Power Requirements

  4
• RF Circuitry

  4
• UT-3/400 Lowpass Filter

  4
• Power Control Circuitry

  4
• Power Sensing Circuitry

  4
• Output Power Sense

  5
• VSWR Sense

  5
• VSWR Overload

  5
• UT-3/400 Amplifier Alignment

  7
• General

  7
• Repair Note

  7
• Recommended Test Equipment List

  8
• Standard Factory Settings and Jumper Configuration

  8
• UT-3/400 Amplifier Alignment

  8
• UT-3/400 Amplifier Adjustment

  9
• General Set-Up

  9
• Output Power Alarm (Forward Power)

  10
• Output Power

  10
• Antenna VSWR Alarm (Reverse Power)

  11
• Procedure Verification

  11
• Illustrations and Schematics

  13
• UT-3/400 UHF Amplifier Component Layout

  14
• UT-3/400 UHF Amplifier Schematic Diagram

  15
• UT-3/400 Amplifier Low Pass Filter Component Layout

  16
• UT-3/400 Amplifier Low Pass Filter Schematic Diagram

  16
• Parts Lists

  17
• Electrical Parts List

  17
• Mechanical Parts List

  20
• Revsion History

  21