IEC-61097-8-1998.pdf
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1、INTERNATIONAL STANDARD IEC 61097-8 First edition 1998-09 Global maritime distress and safety system (GMDSS) Part 8: Shipborne watchkeeping receivers for the reception of digital selective calling (DSC) in the maritime MF, MF/HF and VHF bands Operational and performance requirements, methods of testi
2、ng and required test results Systme mondial de dtresse et de scurit en mer (SMDSM) Partie 8: Rcepteurs de veille de bord pour rception dappel slectif numrique (ASN) dans la gamme des ondes hectomtriques, hectomtriques et dcamtriques, et mtriques Exigences oprationnelles et de fonctionnement, mthodes
3、 dessai et rsultats exigibles Reference number IEC 61097-8:1998(E) Copyright International Electrotechnical Commission Provided by IHS under license with IECLicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/10/2007 01:59:05 MSTNo reproduction or networking permitted without lic
4、ense from IHS -,-,- Numbering As from 1 January 1997 all IEC publications are issued with a designation in the 60000 series. Consolidated publications Consolidated versions of some IEC publications including amendments are available. For example, edition numbers 1.0, 1.1 and 1.2 refer, respectively,
5、 to the base publication, the base publication incorporating amendment 1 and the base publication incorporating amendments 1 and 2. Validity of this publication The technical content of IEC publications is kept under constant review by the IEC, thus ensuring that the content reflects current technol
6、ogy. Information relating to the date of the reconfirmation of the publication is available in the IEC catalogue. Information on the subjects under consideration and work in progress undertaken by the technical committee which has prepared this publication, as well as the list of publications issued
7、, is to be found at the following IEC sources: IEC web site* Catalogue of IEC publications Published yearly with regular updates (On-line catalogue)* IEC Bulletin Available both at the IEC web site* and as a printed periodical Terminology, graphical and letter symbols For general terminology, reader
8、s are referred to IEC 60050: International Electro- technical Vocabulary (IEV). For graphical symbols, and letter symbols and signs approved by the IEC for general use, readers are referred to publications IEC 60027: Letter symbols to be used in electrical technology, IEC 60417: Graphical symbols fo
9、r use on equipment. Index, survey and compilation of the single sheets and IEC 60617: Graphical symbols for diagrams. * See web site address on title page. Copyright International Electrotechnical Commission Provided by IHS under license with IECLicensee=IHS Employees/1111111001, User=Wing, Bernie N
10、ot for Resale, 03/10/2007 01:59:05 MSTNo reproduction or networking permitted without license from IHS -,-,- INTERNATIONAL STANDARD IEC 61097-8 First edition 1998-09 Global maritime distress and safety system (GMDSS) Part 8: Shipborne watchkeeping receivers for the reception of digital selective cal
11、ling (DSC) in the maritime MF, MF/HF and VHF bands Operational and performance requirements, methods of testing and required test results Systme mondial de dtresse et de scurit en mer (SMDSM) Partie 8: Rcepteurs de veille de bord pour rception dappel slectif numrique (ASN) dans la gamme des ondes he
12、ctomtriques, hectomtriques et dcamtriques, et mtriques Exigences oprationnelles et de fonctionnement, mthodes dessai et rsultats exigibles Commission Electrotechnique Internationale International Electrotechnical Commission PRICE CODE IEC 1998 Copyright - all rights reserved No part of this publicat
13、ion may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from the publisher. International Electrotechnical Commission3, rue de Varemb Geneva, Switzerland Telefax: +41 22 919 0300e-mail: inmailiec.ch
14、IEC web site http: /www.iec.ch R For price, see current catalogue Copyright International Electrotechnical Commission Provided by IHS under license with IECLicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/10/2007 01:59:05 MSTNo reproduction or networking permitted without lice
15、nse from IHS -,-,- 2 61097-8 IEC:1998(E) CONTENTS Page FOREWORD .4 Clause 1 Scope .5 2 Normative references6 3 Definitions and abbreviations.6 3.1 Definitions6 3.2 Abbreviations.7 4 General and operational requirements .8 4.1 General8 4.2 Construction 8 4.3 Controls and indicators.9 4.4 Software 9 4
16、.5 Memory10 4.6 Interfaces.10 4.7 Marking and identification.10 4.8 Instructions 11 4.9 Warming-up period 11 4.10 Safety precautions .11 4.11 Compass safe distance 11 5 Technical requirements .12 5.1 Durability and resistance to environmental conditions .12 5.2 Protection of the antenna input circui
17、t.12 5.3 Frequency bands and channels 12 5.4 Mode of reception 13 5.5 Scanning receivers.13 5.6 Calling sensitivity .14 5.7 Adjacent channel selectivity14 5.8 Co-channel rejection 14 5.9 Intermodulation response.14 5.10 Interference rejection, spurious response and blocking immunity 14 5.11 Dynamic
18、range.15 5.12 Conducted spurious emissions into the antenna .15 5.13 Frequency stability .15 6 General test conditions15 6.1 General15 6.2 Test power source15 6.3 Normal test conditions15 6.4 Extreme test conditions16 6.5 Application of test signals to the receiver16 6.6 Choice of testing frequencie
19、s .17 6.7 Test signals .17 6.8 Measurement of bit error rate (BER).17 6.9 Measurement uncertainty and interpretation of the measuring results .18 Copyright International Electrotechnical Commission Provided by IHS under license with IECLicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Res
20、ale, 03/10/2007 01:59:05 MSTNo reproduction or networking permitted without license from IHS -,-,- 61097-8 IEC:1998(E) 3 ClausePage 7 Environmental tests.18 7.1 Procedure18 7.2 Performance check 18 7.3 Vibration tests19 7.4 Temperature tests20 7.5 Corrosion test 21 8 MF/HF watchkeeping receiver .22
21、8.1 Calling sensitivity .22 8.2 Adjacent channel selectivity23 8.3 Co-channel rejection 23 8.4 RF intermodulation response24 8.5 Spurious response rejection .24 8.6 Dynamic range.25 8.7 Conducted spurious emissions into the antenna .26 8.8 Protection of receiver antenna input circuits .26 8.9 Stop/s
22、tart.27 8.10 Stop/start of scanning efficiency.27 9 VHF watchkeeping receiver.27 9.1 Calling sensitivity .27 9.2 Adjacent channel selectivity28 9.3 Co-channel rejection 28 9.4 Intermodulation response.29 9.5 Spurious response and blocking immunity 29 9.6 Dynamic range.30 9.7 Conducted spurious emiss
23、ions into the antenna .30 10 EMC .31 11 EMI 31 Annexes ARelationship between bit error rate (BER) input and symbol error rate (SER) output.32 BUse of FSK demodulators for testing DSC watchkeeping receivers 36 CBibliography .38 Copyright International Electrotechnical Commission Provided by IHS under
24、 license with IECLicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/10/2007 01:59:05 MSTNo reproduction or networking permitted without license from IHS -,-,- 4 61097-8 IEC:1998(E) INTERNATIONAL ELECTROTECHNICAL COMMISSION _ GLOBAL MARITIME DISTRESS AND SAFETY SYSTEM (GMDSS) Par
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