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Filser Electronic ATR 720 C User Manual

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ATR 720 C
VHF TRANSCEIVER
INSTALLATION
MANUAL
Handbook No.:003.8000
Issue: 01/04/1998 720C installation Man.DOC
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Filser Electronic ATR 720 C Specifications

General IconGeneral
Supply Voltage9 - 33 V DC
Operating Temperature Range-20°C to +55°C
Channels760
Weight1.2 kg
Channel Spacing25 kHz
ModulationAM
Frequency Range118.000 MHz to 136.975 MHz

Summary

Installation Manual

Section 1 General Information

Provides background on the ATR 720 C, its purpose, and features.

Section II Installation and Operation

Covers the process of installing and operating the ATR 720 C.

Section 1 General Information

1.1 Introduction

Overview of the ATR 720 C communications transceiver.

1.2 Purpose of Equipment

Explains the function and application of the ATR 720 C.

1.3 Design Features

Details the controls, electronics, and construction of the unit.

1.4 Power Requirements

Specifies voltage and current needs for the ATR 720 C.

1.5 Technical Characteristics

Lists specifications for the ATR 720 transceiver and transmitter.

1.6 Units and Accessories Supplied

Itemizes what is included with the ATR 720 C package.

1.7 Accessories Required but not Supplied

Lists essential external components not included.

Section II Installation and Operation

2.1 General

Introduction to installation and operation considerations.

2.2 Unpacking and Inspecting

Guidance on handling and checking the unit upon receipt.

2.2.1 Electrical Bench Test

Procedure for testing the unit's functionality before installation.

2.2.2 Microphone Adjustment

Steps to calibrate the microphone gain for optimal performance.

2.2.3 Sidetone Adjustment

Instructions for setting the sidetone listening level.

2.2.4 External Audio-Frequency Volume Adjustment

How to adjust input sensitivity for external audio.

2.2.5 Interphone Interconnection

Details on connecting the interphone system.

2.3 ATR 720 Installation

Step-by-step guide for mounting the ATR 720 C in an aircraft.

2.4 PS-2814-Installation

Instructions for installing the associated PS 2814 voltage converter.

2.5 Antenna Installation

Recommendations for mounting and connecting the COMM antenna.

2.6 Cabling

Guidelines for planning and fabricating external cables.

2.7 Operation

How to use the ATR 720 C after installation.

2.7.1 General

Overview of controls and front panel layout.

2.7.2 ATR 720 C COMM Multifunction Control

Explanation of the unit's controls and keyboard functions.

2.7.3 Post Installation Checkout

Procedure for verifying performance after installation.

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