TABLE OF CONTENTS

FOREWORD

ix

SYSTEM CONFIGURATION

xi

SPECIFICATIONS

SP-1

1

OPERATIONAL OVERVIEW

1-1

 

1.1

Controls

1-1

 

1.2

Turning the Power On/Off

1-2

 

1.3

Panel Dimmer, LCD Contrast

1-2

 

1.4

Indications

1-3

 

 

1.4.1 DSC standby screen

1-3

 

 

1.4.2 Radiotelephone screen

1-3

 

1.5

Loudspeaker

1-4

 

1.6

Scanning Routine DSC Frequencies

1-4

 

1.7 Automatic Acknowledge On/Off

1-5

 

1.8

Manual Entry of Position and Time

1-5

 

1.9

System Characteristics

1-7

 

 

1.9.1 Equipment priority

1-7

 

 

1.9.2 Controls become inoperative

1-7

 

 

1.9.3 Controls become operative

1-7

 

 

1.9.4 Automatic setting of working frequency

1-7

 

1.10 Power Supply Unit (option)

1-8

2

SSB RADIOTELEPHONE

2-1

 

2.1

Transmitting

2-1

 

 

2.1.1 Choosing class of emission

2-1

 

 

2.1.2 Choosing channel, frequency

2-2

 

 

2.1.3 Tuning

2-3

 

 

2.1.4 Using the handset

2-4

 

 

2.1.5 Monitoring transceiver output power

2-4

 

 

2.1.6 Reducing transmitter power

2-5

 

 

2.1.7 Displaying IA, IC, VC or RF

2-5

 

2.2

Receiving

2-6

 

 

2.2.1 RF gain (sensitivity) adjustment

2-6

 

 

2.2.2 S-meter

2-6

 

 

2.2.3 Monitoring traffic on intended transmit frequency

2-6

 

 

2.2.4 Receiving AM broadcasting stations

2-6

 

 

2.2.5 Squelch control, squelch frequency

2-7

 

 

2.2.6 Noise blanker

2-7

 

2.3

Intercom

2-8

 

2.4

Telex Communications

2-8

 

2.5 When Automatic Tuning Fails

2-9

iv

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Furuno FS-2570, FS-1570 manual Table of Contents