IEC 61075:1991

FOREWORD
Clause
1 Scope
2 Normative references
3 Minimum performance standards
   3.1 Introduction
        3.1.1 Loran-C system
        3.1.2 International agreement
        3.1.3 Receiver types
   3.2 General
        3.2.1 General requirements
        3.2.2 Power supply
        3.2.3 Starting up
        3.2.4 Safety
   3.3 Receiving conditions of the radio signals
        3.3.1 Accuracy
        3.3.2 Interference protection
        3.3.3 Sky-waves
   3.4 Processing
        3.4.1 Processed stations
        3.5.1 Displayed data
        3.5.2 Time differences
        3.5.3 Latitude - Longitude
   3.6 Warnings
   3.7 Ancillary equipment
4 Methods of testing and required test results
   4.1 General
        4.1.1 Organisation of the tests
        4.1.2 Operation of the tests
   4.2 Tests and required results
        4.2.1 General requirements
        4.2.2 Radio signal receiving and processing tests
        4.2.3 Dynamic tracking test
        4.2.4 Display
        4.2.5 Warnings
        4.2.6 Ancillary equipment
Figure 1
Table 1
Annexes (normative)
A Definitions and additional information
B Sky-wave
C Time difference to latitude and longitude. Procedure for
   conversion accuracy simulator check
D List of abbreviations

Specifies the minimum performance standards and type testing of shipborne receivers for Loran-C systems and is associated with IEC 60945 and IEC 61023. The objective of the standard is to establish minimum performance standards, methods of testing and required test results for Loran-C general purpose shipborne navigational receivers.