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OMB MT-MR PLATINUM User Manual

OMB MT-MR PLATINUM
118 pages
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O.M.B. SISTEMAS ELECTRONICOS, S.A.
POINT TO POINT
AURAL RADIO RELAY
SYSTEM
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TECHNICAL
MANUAL
Head Offices:
Avda. San Antonio, 41.
50410 Cuarte de Huerva.
Zaragoza, Spain.
Phones: (976) 50-4696 six lines
Fax: (976) 46-3170
e-mail:europa@omb.com
Webpage: http:// www.omb.com
International Division:
3100 N.W. 72nd. Ave. #112.
Miami, FL 33122. U.S.A.
Phones: (305) 477-0973 six lines
(305) 477-0974
Fax: (305) 477-0611
e-mail: usa@omb.com
Factories:
Camino de los Albares, 14 bajos.
50410 Cuarte de Huerva.
Zaragoza, Spain.
Phone: (976) 50-3580 six lines
Fax: (976) 50-3855

Table of Contents

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OMB MT-MR PLATINUM Specifications

General IconGeneral
BrandOMB
ModelMT-MR PLATINUM
CategoryReceiver
LanguageEnglish

Summary

Limited Warranty Conditions

About Installation

Guidelines for proper installation of equipment to ensure functionality and safety.

About Transportation

Responsibility for damages during equipment transportation.

About Storage

Responsibility for damages during equipment storage.

About Projects

Responsibility for inadequate use of equipment in projects not performed by specialists.

General Safety Recommendations

General Safety Recommendations

Important recommendations for connecting OMB equipment to mains power for safe operation.

Good Practices

Standard good practices to follow when maintaining the equipment covered in this manual.

First Aid in Case of Electrical Shock

First Aid in Case of Electrical Shock

Procedures and techniques for providing emergency assistance in case of electrical shock.

Treatment for Burns

Procedures for treating burns resulting from electrical shock.

Chapter I: Previous Path Calculations

1.1. Introduction

Overview of factors determining the reliability of microwave analogic links.

1.2. Free Space Attenuation

Factors affecting atmospheric attenuation in radio wave propagation.

1.3. Path Profile Analysis

Method for analyzing terrain profile along propagation path using topographic charts.

1.4. Fresnel or Phase Zones

Explanation of Fresnel zones and their importance for path clearance in radio links.

1.5. Transmission Lines

Types and specifications of coaxial transmission lines suitable for radio links.

1.6. Calculation of Antennas

Core calculations for antenna selection and system link budget.

Chapter II: General System Description

2.1. Introduction

Overview of the MT-MR Platinum Radio Link System as an STL.

2.2. System Technical Specifications

Technical specifications for the MT-MR Platinum radio link system.

System Operation and Installation Recommendations

Guidelines for proper system operation, installation, grounding, and maintenance.

Chapter III: The MT Platinum Link Transmitter

3.1. Description

Detailed description of the MT Platinum transmitter's function and design.

3.2. Transmitter Technical Specifications

Detailed technical specifications for the MT Platinum transmitter.

3.3. Audio Processor Unit

Function and operation of the audio processor unit for baseband signal handling.

3.4. VCO (Voltage-Controlled Oscillator) & PLL (Phase-Locked Loop) Units

Function of VCO and PLL units in generating and stabilizing RF carrier frequency.

3.5. Microcontroller or Control Unit & Attached Display Unit

Role of the microcontroller unit in controlling transmitter parameters and interface.

Aural Link Transmitter mod.MT-DIG Platinum front panel layout

Diagram illustrating the front panel layout and controls of the MT-DIG Platinum transmitter.

Chapter IV: The MR Platinum Radio Link Receiver

4.1. Description

Overview of the MR Platinum receiver's functionality and integration in STL systems.

4.2. Technical Specifications

Technical specifications for the MR Platinum receiver.

4.4. Receiver Performance

Detailed performance characteristics and tuning procedures for the receiver.

Aural Link Receiver mod.MR DIG Platinum front panel layout

Diagram illustrating the front panel layout and controls of the MR DIG Platinum receiver.

Chapter V: Installation and Operation of Aural Link

5.1. Installation and Checks

Procedures for unpacking, checking, and performing back-to-back tests of transmitter and receiver.

5.2. Operation and Maintenance

Guidelines for operating and maintaining the MT-MR Platinum system, including blower replacement.

Chapter VI: Lists of Parts and Components. Schematics.

Functional Schematic (MT PLATINUM TRANSMITTER)

Block diagram showing the functional interconnections of the MT Platinum transmitter modules.

General Schematic (MT PLATINUM TRANSMITTER)

Detailed schematic diagram of the MT Platinum transmitter's main board circuitry.

Front Panel (MT Platinum)

Diagram illustrating the front panel layout and controls of the MT Platinum transmitter.

Main board (MT Platinum)

Schematic of the MT Platinum transmitter's main circuit board.

APPENDIX I. Measurements of polarization voltages and currents in the amplifying modules of MT PLATINUM transmitter depending on the working frequency.

Driver PD55003

Polarization voltage and current measurements for the PD55003 driver.

Final stage PD55025

Polarization voltage and current measurements for the PD55025 final stage.