I.S. EN 61993-1:2000

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Definitions and abbreviations
   3.1 Definitions
   3.2 Abbreviations
4 General requirements
   4.1 General
   4.2 Composition
   4.3 Design and construction
   4.4 Controls and indicators
   4.5 Interfacing
   4.6 Permissible warming-up period
5 Performance requirements
   5.1 General
   5.2 Compatibility
   5.3 Identification
6 Operational requirements
   6.1 Ship-shore identification
   6.2 Ship-ship identification
7 Technical requirements
   7.1 Channel sensing
   7.2 Class of emission and modulation characteristics
   7.3 Frequency bands and channels
   7.4 Switching time
   7.5 Safety precautions
   7.6 Transmitter
   7.7 Receiver
   7.8 Antenna system
   7.9 Power supply
   7.10 System DSC facility
8 Test conditions
   8.1 General
   8.2 Unspecified tests
   8.3 Test power source
   8.4 Normal test conditions
   8.5 Extreme test conditions
   8.6 Procedures for tests at extreme temperatures
   8.7 Test signals
   8.8 Measurement of bit error rate (BER)
   8.9 Measurement uncertainty and interpretation of
        the measurement results
9 Environmental tests
   9.1 Introduction
   9.2 Temperature tests
   9.3 Vibration
   9.4 Corrosion
   9.5 Rain
10 Performance tests
   10.1 General
   10.2 Compatibility
   10.3 Identification
11 Operational tests
   11.1 Ship-shore identification
   11.2 Ship-ship identification
12 Technical tests
   12.1 Sensing capability
   12.2 Switching time
13 Transmitter tests
   13.1 Frequency error
   13.2 Carrier power
   13.3 Frequency deviation
   13.4 Sensitivity of the modulator
   13.5 Modulation index
   13.6 Adjacent channel power
   13.7 Conducted spurious emissions conveyed to the
        antenna
14 Receiver tests
   14.1 Calling sensitivity
   14.2 Dynamic range
   14.3 Co-channel rejection
   14.4 Adjacent channel selectivity
   14.5 Blocking immunity
   14.6 Intermodulation response
   14.7 Conducted spurious emissions into the antenna
15 Other tests
   15.1 Antenna system
   15.2 Power supply
   15.3 Compass safe distance
16 Safety precautions
17 EMC emissions
18 EMC immunity
Annex A (informative) Relationship between bit error
                       rate (BER) input and symbol error
                       rate (SER) output
Annex B (normative) Power measuring receiver
                       specification
Annex C (informative) Description of the operation of
                       the system
Annex ZA (normative) Normative references to international
                       publications with their corresponding
                       European publications

Describes the performance requirements, technical characteristics, operational requirements, methods of testing and required test results for shipborne automatic transponder system installations using VHF digital selective calling (DSC) techniques and is associated with IEC 60945.