SIST EN 303 676 V1.1.1:2021

ETSI EN 303 676 V1.1.1 (2021-07)






EUROPEAN STANDARD
Navigation radar used on inland waterways;
Operational, functional and technical requirements

---------------------- Page: 1 ----------------------
2 ETSI EN 303 676 V1.1.1 (2021-07)

Reference
DEN/ERM-TGMAR-609
Keywords
maritime, navigation, radar, radio

ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE

Tel.: +33 4 92 94 42 00  Fax: +33 4 93 65 47 16

Siret N° 348 623 562 00017 - APE 7112B
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° w061004871

Important notice
The present document can be downloaded from:
http://www.etsi.org/standards-search
The present document may be made available in electronic versions and/or in print. The content of any electronic and/or
print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any
existing or perceived difference in contents between such versions and/or in print, the prevailing version of an ETSI
deliverable is the one made publicly available in PDF format at www.etsi.org/deliver.
Users of the present document should be aware that the document may be subject to revision or change of status.
Information on the current status of this and other ETSI documents is available at
https://portal.etsi.org/TB/ETSIDeliverableStatus.aspx
If you find errors in the present document, please send your comment to one of the following services:
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The information provided in the present deliverable is directed solely to professionals who have the appropriate degree of
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of or inability to use the software.
Copyright Notification
No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and
microfilm except as authorized by written permission of ETSI.
The content of the PDF version shall not be modified without the written authorization of ETSI.
The copyright and the foregoing restriction extend to reproduction in all media.

© ETSI 2021.
All rights reserved.

ETSI

---------------------- Page: 2 ----------------------
3 ETSI EN 303 676 V1.1.1 (2021-07)
Contents
Intellectual Property Rights . 9
Foreword . 9
Modal verbs terminology . 9
1 Scope . 10
2 References . 10
2.1 Normative references . 10
2.2 Informative references . 10
3 Definition of terms, symbols and abbreviations . 11
3.1 Terms . 11
3.2 Symbols . 11
3.3 Abbreviations . 12
4 General requirements . 12
4.1 Purpose of the radar equipment . 12
4.2 Construction and design . 13
4.3 Operational controls . 13
4.4 Interfaces . 13
4.4.1 Fail safe design . 13
4.4.2 Display of data received via interfaces . 13
4.4.3 Operation of equipment connected via interfaces . 14
4.4.4 Interpretation and presentation of data delivered via interfaces. 14
4.5 Software . 14
4.5.1 Software performance . 14
4.5.2 Software protection . 14
4.6 Equipment labelling . 14
4.7 Operating and service manuals . 14
5 Testing requirements specifications . 15
5.1 Environmental profile . 15
5.2 Conformance Requirements . 15
5.2.1 Tests under extreme conditions . 15
5.2.1.1 Performance check procedure . 15
5.2.1.1.1 Definition. 15
5.2.1.1.2 Required test results . 15
5.2.1.1.3 Conformance . 15
5.2.1.2 Temperature test of the indoor unit . 15
5.2.1.2.1 Definition. 15
5.2.1.2.2 Required test results . 15
5.2.1.2.3 Conformance . 15
5.2.1.3 Temperature test of the outdoor unit . 16
5.2.1.3.1 Definition. 16
5.2.1.3.2 Required test results . 16
5.2.1.3.3 Conformance . 16
5.2.1.4 Damp heat test of outdoor unit . 16
5.2.1.4.1 Definition. 16
5.2.1.4.2 Required test results . 16
5.2.1.4.3 Conformance . 16
5.2.1.5 Extreme power voltage and frequency test . 16
5.2.1.5.1 Definition. 16
5.2.1.5.2 Required test results . 16
5.2.1.5.3 Conformance . 16
5.2.1.6 Extreme vibration test . 16
5.2.1.6.1 Definition. 16
5.2.1.6.2 Required test results . 16
5.2.1.6.3 Conformance . 17
5.2.2 Operational and functional requirements . 17
ETSI

---------------------- Page: 3 ----------------------
4 ETSI EN 303 676 V1.1.1 (2021-07)
5.2.2.1 Start-up time . 17
5.2.2.1.1 Definition. 17
5.2.2.1.2 Required test results . 17
5.2.2.1.3 Conformance . 17
5.2.2.2 System sensitivity . 17
5.2.2.2.1 Definition. 17
5.2.2.2.2 Required test results . 17
5.2.2.2.3 Conformance . 17
5.2.2.3 Gain dynamic range . 17
5.2.2.3.1 Definition. 17
5.2.2.3.2 Required test results . 17
5.2.2.3.3 Conformance . 18
5.2.2.4 Minimum range . 18
5.2.2.4.1 Definition. 18
5.2.2.4.2 Required test results . 18
5.2.2.4.3 Conformance . 18
5.2.2.5 Radial resolution capability . 18
5.2.2.5.1 Definition. 18
5.2.2.5.2 Required test results . 18
5.2.2.5.3 Conformance . 18
5.2.2.6 Azimuthal resolution capability . 18
5.2.2.6.1 Definition. 18
5.2.2.6.2 Required test results . 18
5.2.2.6.3 Conformance . 18
5.2.2.7 Range scales and fixed range rings . 19
5.2.2.7.1 Definition. 19
5.2.2.7.2 Required test results . 19
5.2.2.7.3 Conformance . 19
5.2.2.8 Variable Range Marker (VRM) . 19
5.2.2.8.1 Definition. 19
5.2.2.8.2 Required test results . 19
5.2.2.8.3 Conformance . 20
5.2.2.9 Heading line and radar picture azimuth angular error . 20
5.2.2.9.1 Definition. 20
5.2.2.9.2 Required test results . 20
5.2.2.9.3 Conformance . 20
5.2.2.10 Bearing facilities and bearing scale . 20
5.2.2.10.1 Definition. 20
5.2.2.10.2 Required test results . 20
5.2.2.10.3 Conformance . 21
5.2.2.11 Nautical information and navigation lines . 21
5.2.2.11.1 Definition. 21
5.2.2.11.2 Required test results . 21
5.2.2.11.3 Conformance . 21
5.2.2.12 Facilities for suppressing sea and rain clutter. 21
5.2.2.12.1 Definition. 21
5.2.2.12.2 Required test results . 22
5.2.2.12.3 Conformance . 22
5.2.2.13 Suppression of interference from other radars . 22
5.2.2.13.1 Definition. 22
5.2.2.13.2 Required test results . 22
5.2.2.13.3 Conformance . 22
5.2.2.14 Compatibility with radar beacons and search and rescue radar transponders . 22
5.2.2.14.1 Definition. 22
5.2.2.14.2 Required test results . 23
5.2.2.14.3 Conformance . 23
5.2.2.15 Special modes of operation . 23
5.2.2.15.1 Definition. 23
5.2.2.15.2 Required test results . 23
5.2.2.15.3 Conformance . 23
5.2.3 Operation controls and indicators . 23
5.2.3.1 Directly accessible operation controls . 23
ETSI

---------------------- Page: 4 ----------------------
5 ETSI EN 303 676 V1.1.1 (2021-07)
5.2.3.1.1 Definition. 23
5.2.3.1.2 Required test results . 23
5.2.3.1.3 Conformance . 24
5.2.3.2 Brilliance controls . 24
5.2.3.2.1 Definition. 24
5.2.3.2.2 Required test results . 24
5.2.3.2.3 Conformance . 25
5.2.3.3 Heading line on/off control (SHM) . 25
5.2.3.3.1 Definition. 25
5.2.3.3.2 Required test results . 25
5.2.3.3.3 Conformance . 25
5.2.3.4 Frequency tuning control and indicator . 25
5.2.3.4.1 Definition. 25
5.2.3.4.2 Required test results . 25
5.2.3.4.3 Conformance . 25
5.2.4 Display unit characteristics . 25
5.2.4.1 Display screen dimensions . 25
5.2.4.1.1 Definition. 25
5.2.4.1.2 Required test results . 26
5.2.4.1.3 Conformance . 26
5.2.4.2 Display screen brilliance . 26
5.2.4.2.1 Definition. 26
5.2.4.2.2 Required test results . 26
5.2.4.2.3 Conformance . 26
5.2.4.3 Display resolution . 26
5.2.4.3.1 Definition. 26
5.2.4.3.2 Required test results . 26
5.2.4.3.3 Conformance . 26
5.2.4.4 Picture generation characteristics . 27
5.2.4.4.1 Definition. 27
5.2.4.4.2 Required test results . 27
5.2.4.4.3 Conformance . 27
5.2.4.5 Supplementary displays . 27
5.2.4.5.1 Definition. 27
5.2.4.5.2 Required test results . 27
5.2.4.5.3 Conformance . 27
5.2.4.6 Screen reflection characteristics . 28
5.2.4.6.1 Definition. 28
5.2.4.6.2 Required test results . 28
5.2.4.6.3 Conformance . 28
5.2.5 Radar picture characteristics . 28
5.2.5.1 Radar picture . 28
5.2.5.1.1 Definition. 28
5.2.5.1.2 Required test results . 28
5.2.5.1.3 Conformance . 28
5.2.5.2 Effective diameter of the radar picture . 28
5.2.5.2.1 Definition. 28
5.2.5.2.2 Required test results . 28
5.2.5.2.3 Conformance . 28
5.2.5.3 Colours of picture presentation . 29
5.2.5.3.1 Definition. 29
5.2.5.3.2 Required test results . 29
5.2.5.3.3 Conformance .
...

Draft ETSI EN 303 676 V1.0.1 (2021-04)






EUROPEAN STANDARD
Navigation radar used on inland waterways;
Operational, functional and technical requirements

---------------------- Page: 1 ----------------------
2 Draft ETSI EN 303 676 V1.0.1 (2021-04)



Reference
DEN/ERM-TGMAR-609
Keywords
maritime, navigation, radar, radio

ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE

Tel.: +33 4 92 94 42 00  Fax: +33 4 93 65 47 16

Siret N° 348 623 562 00017 - NAF 742 C
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° 7803/88

Important notice
The present document can be downloaded from:
http://www.etsi.org/standards-search
The present document may be made available in electronic versions and/or in print. The content of any electronic and/or
print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any
existing or perceived difference in contents between such versions and/or in print, the prevailing version of an ETSI
deliverable is the one made publicly available in PDF format at www.etsi.org/deliver.
Users of the present document should be aware that the document may be subject to revision or change of status.
Information on the current status of this and other ETSI documents is available at
https://portal.etsi.org/TB/ETSIDeliverableStatus.aspx
If you find errors in the present document, please send your comment to one of the following services:
https://portal.etsi.org/People/CommiteeSupportStaff.aspx
Copyright Notification
No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying
and microfilm except as authorized by written permission of ETSI.
The content of the PDF version shall not be modified without the written authorization of ETSI.
The copyright and the foregoing restriction extend to reproduction in all media.

© ETSI 2021.
All rights reserved.

DECT™, PLUGTESTS™, UMTS™ and the ETSI logo are trademarks of ETSI registered for the benefit of its Members.

3GPP™ and LTE™ are trademarks of ETSI registered for the benefit of its Members and
of the 3GPP Organizational Partners.
oneM2M™ logo is a trademark of ETSI registered for the benefit of its Members and
of the oneM2M Partners.
®
GSM and the GSM logo are trademarks registered and owned by the GSM Association.
ETSI

---------------------- Page: 2 ----------------------
3 Draft ETSI EN 303 676 V1.0.1 (2021-04)
Contents
Intellectual Property Rights . 9
Foreword . 9
Modal verbs terminology . 9
1 Scope . 10
2 References . 10
2.1 Normative references . 10
2.2 Informative references . 10
3 Definition of terms, symbols and abbreviations . 11
3.1 Terms . 11
3.2 Symbols . 11
3.3 Abbreviations . 12
4 General requirements . 12
4.1 Purpose of the radar equipment . 12
4.2 Construction and design . 13
4.3 Operational controls . 13
4.4 Interfaces . 13
4.4.1 Fail safe design . 13
4.4.2 Display of data received via interfaces . 13
4.4.3 Operation of equipment connected via interfaces . 14
4.4.4 Interpretation and presentation of data delivered via interfaces. 14
4.5 Software . 14
4.5.1 Software performance . 14
4.5.2 Software protection . 14
4.6 Equipment labelling . 14
4.7 Operating and service manuals . 14
5 Testing requirements specifications . 15
5.1 Environmental profile . 15
5.2 Conformance Requirements . 15
5.2.1 Tests under extreme conditions . 15
5.2.1.1 Performance check procedure . 15
5.2.1.1.1 Definition. 15
5.2.1.1.2 Required test results . 15
5.2.1.1.3 Conformance . 15
5.2.1.2 Temperature test of the indoor unit . 15
5.2.1.2.1 Definition. 15
5.2.1.2.2 Required test results . 15
5.2.1.2.3 Conformance . 15
5.2.1.3 Temperature test of the outdoor unit . 16
5.2.1.3.1 Definition. 16
5.2.1.3.2 Required test results . 16
5.2.1.3.3 Conformance . 16
5.2.1.4 Damp heat test of outdoor unit . 16
5.2.1.4.1 Definition. 16
5.2.1.4.2 Required test results . 16
5.2.1.4.3 Conformance . 16
5.2.1.5 Extreme power voltage and frequency test . 16
5.2.1.5.1 Definition. 16
5.2.1.5.2 Required test results . 16
5.2.1.5.3 Conformance . 16
5.2.1.6 Extreme vibration test . 16
5.2.1.6.1 Definition. 16
5.2.1.6.2 Required test results . 16
5.2.1.6.3 Conformance . 17
5.2.2 Operational and functional requirements . 17
ETSI

---------------------- Page: 3 ----------------------
4 Draft ETSI EN 303 676 V1.0.1 (2021-04)
5.2.2.1 Start-up time . 17
5.2.2.1.1 Definition. 17
5.2.2.1.2 Required test results . 17
5.2.2.1.3 Conformance . 17
5.2.2.2 System sensitivity . 17
5.2.2.2.1 Definition. 17
5.2.2.2.2 Required test results . 17
5.2.2.2.3 Conformance . 17
5.2.2.3 Gain dynamic range . 17
5.2.2.3.1 Definition. 17
5.2.2.3.2 Required test results . 17
5.2.2.3.3 Conformance . 18
5.2.2.4 Minimum range . 18
5.2.2.4.1 Definition. 18
5.2.2.4.2 Required test results . 18
5.2.2.4.3 Conformance . 18
5.2.2.5 Radial resolution capability . 18
5.2.2.5.1 Definition. 18
5.2.2.5.2 Required test results . 18
5.2.2.5.3 Conformance . 18
5.2.2.6 Azimuthal resolution capability . 18
5.2.2.6.1 Definition. 18
5.2.2.6.2 Required test results . 18
5.2.2.6.3 Conformance . 18
5.2.2.7 Range scales and fixed range rings . 19
5.2.2.7.1 Definition. 19
5.2.2.7.2 Required test results . 19
5.2.2.7.3 Conformance . 19
5.2.2.8 Variable Range Marker (VRM) . 19
5.2.2.8.1 Definition. 19
5.2.2.8.2 Required test results . 19
5.2.2.8.3 Conformance . 20
5.2.2.9 Heading line and radar picture azimuth angular error . 20
5.2.2.9.1 Definition. 20
5.2.2.9.2 Required test results . 20
5.2.2.9.3 Conformance . 20
5.2.2.10 Bearing facilities and bearing scale . 20
5.2.2.10.1 Definition. 20
5.2.2.10.2 Required test results . 20
5.2.2.10.3 Conformance . 21
5.2.2.11 Nautical information and navigation lines . 21
5.2.2.11.1 Definition. 21
5.2.2.11.2 Required test results . 21
5.2.2.11.3 Conformance . 21
5.2.2.12 Facilities for suppressing sea and rain clutter. 21
5.2.2.12.1 Definition. 21
5.2.2.12.2 Required test results . 22
5.2.2.12.3 Conformance . 22
5.2.2.13 Suppression of interference from other radars . 22
5.2.2.13.1 Definition. 22
5.2.2.13.2 Required test results . 22
5.2.2.13.3 Conformance . 22
5.2.2.14 Compatibility with radar beacons and search and rescue radar transponders . 22
5.2.2.14.1 Definition. 22
5.2.2.14.2 Required test results . 22
5.2.2.14.3 Conformance . 23
5.2.2.15 Special modes of operation . 23
5.2.2.15.1 Definition. 23
5.2.2.15.2 Required test results . 23
5.2.2.15.3 Conformance . 23
5.2.3 Operation controls and indicators . 23
5.2.3.1 Directly accessible operation controls . 23
ETSI

---------------------- Page: 4 ----------------------
5 Draft ETSI EN 303 676 V1.0.1 (2021-04)
5.2.3.1.1 Definition. 23
5.2.3.1.2 Required test results . 23
5.2.3.1.3 Conformance . 24
5.2.3.2 Brilliance controls . 24
5.2.3.2.1 Definition. 24
5.2.3.2.2 Required test results . 24
5.2.3.2.3 Conformance . 25
5.2.3.3 Heading line on/off control (SHM) . 25
5.2.3.3.1 Definition. 25
5.2.3.3.2 Required test results . 25
5.2.3.3.3 Conformance . 25
5.2.3.4 Frequency tuning control and indicator . 25
5.2.3.4.1 Definition. 25
5.2.3.4.2 Required test results . 25
5.2.3.4.3 Conformance . 25
5.2.4 Display unit characteristics . 25
5.2.4.1 Display screen dimensions . 25
5.2.4.1.1 Definition. 25
5.2.4.1.2 Required test results . 25
5.2.4.1.3 Conformance . 26
5.2.4.2 Display screen brilliance . 26
5.2.4.2.1 Definition. 26
5.2.4.2.2 Required test results . 26
5.2.4.2.3 Conformance . 26
5.2.4.3 Display resolution . 26
5.2.4.3.1 Definition. 26
5.2.4.3.2 Required test results . 26
5.2.4.3.3 Conformance . 26
5.2.4.4 Picture generation characteristics . 26
5.2.4.4.1 Definition. 26
5.2.4.4.2 Required test results . 27
5.2.4.4.3 Conformance . 27
5.2.4.5 Supplementary displays . 27
5.2.4.5.1 Definition. 27
5.2.4.5.2 Required test results . 27
5.2.4.5.3 Conformance . 27
5.2.4.6 Screen reflection characteristics . 27
5.2.4.6.1 Definition. 27
5.2.4.6.2 Required test results . 27
5.2.4.6.3 Conformance . 28
5.2.5 Radar picture characteristics . 28
5.2.5.1 Radar picture . 28
5.2.5.1.1 Definition. 28
5.2.5.1.2 Required test results . 28
5.2.5.1.3 Conformance . 28
5.2.5.2 Effective diameter of the radar picture . 28
5.2.5.2.1 Definition. 28
5.2.5.2.2 Required test results . 28
5.2.5.2.3 Conformance . 28
5.2.5.3 Colours of picture presentation . 28
5.2.5.3.1 Definition. 28
5.2.5.3.2 Required test results . 28
5.2.5.3.3 Conformance . 29
5.2.5.4 Radar picture refresh rate and storage . 29
5.2.5.4.1 Definition. 29
5.2.5.4.2 Required test results . 29
5.2.5.4.3 Conforman
...

SLOVENSKI STANDARD
oSIST prEN 303 676 V1.0.1:2021
01-junij-2021
Navigacijski radar za uporabo na celinskih vodnih poteh - Operativne,
funkcionalne in tehnične zahteve
Navigation radar used on inland waterways - Operational, functional and technical
requirements
Ta slovenski standard je istoveten z: ETSI EN 303 676 V1.0.1 (2021-04)
ICS:
33.060.01 Radijske komunikacije na Radiocommunications in
splošno general
47.020.70 Navigacijska in krmilna Navigation and control
oprema equipment
oSIST prEN 303 676 V1.0.1:2021 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

---------------------- Page: 1 ----------------------
oSIST prEN 303 676 V1.0.1:2021

---------------------- Page: 2 ----------------------
oSIST prEN 303 676 V1.0.1:2021
Draft ETSI EN 303 676 V1.0.1 (2021-04)






EUROPEAN STANDARD
Navigation radar used on inland waterways;
Operational, functional and technical requirements

---------------------- Page: 3 ----------------------
oSIST prEN 303 676 V1.0.1:2021

2 Draft ETSI EN 303 676 V1.0.1 (2021-04)



Reference
DEN/ERM-TGMAR-609
Keywords
maritime, navigation, radar, radio

ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE

Tel.: +33 4 92 94 42 00  Fax: +33 4 93 65 47 16

Siret N° 348 623 562 00017 - NAF 742 C
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° 7803/88

Important notice
The present document can be downloaded from:
http://www.etsi.org/standards-search
The present document may be made available in electronic versions and/or in print. The content of any electronic and/or
print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any
existing or perceived difference in contents between such versions and/or in print, the prevailing version of an ETSI
deliverable is the one made publicly available in PDF format at www.etsi.org/deliver.
Users of the present document should be aware that the document may be subject to revision or change of status.
Information on the current status of this and other ETSI documents is available at
https://portal.etsi.org/TB/ETSIDeliverableStatus.aspx
If you find errors in the present document, please send your comment to one of the following services:
https://portal.etsi.org/People/CommiteeSupportStaff.aspx
Copyright Notification
No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying
and microfilm except as authorized by written permission of ETSI.
The content of the PDF version shall not be modified without the written authorization of ETSI.
The copyright and the foregoing restriction extend to reproduction in all media.

© ETSI 2021.
All rights reserved.

DECT™, PLUGTESTS™, UMTS™ and the ETSI logo are trademarks of ETSI registered for the benefit of its Members.

3GPP™ and LTE™ are trademarks of ETSI registered for the benefit of its Members and
of the 3GPP Organizational Partners.
oneM2M™ logo is a trademark of ETSI registered for the benefit of its Members and
of the oneM2M Partners.
®
GSM and the GSM logo are trademarks registered and owned by the GSM Association.
ETSI

---------------------- Page: 4 ----------------------
oSIST prEN 303 676 V1.0.1:2021

3 Draft ETSI EN 303 676 V1.0.1 (2021-04)
Contents
Intellectual Property Rights . 9
Foreword . 9
Modal verbs terminology . 9
1 Scope . 10
2 References . 10
2.1 Normative references . 10
2.2 Informative references . 10
3 Definition of terms, symbols and abbreviations . 11
3.1 Terms . 11
3.2 Symbols . 11
3.3 Abbreviations . 12
4 General requirements . 12
4.1 Purpose of the radar equipment . 12
4.2 Construction and design . 13
4.3 Operational controls . 13
4.4 Interfaces . 13
4.4.1 Fail safe design . 13
4.4.2 Display of data received via interfaces . 13
4.4.3 Operation of equipment connected via interfaces . 14
4.4.4 Interpretation and presentation of data delivered via interfaces. 14
4.5 Software . 14
4.5.1 Software performance . 14
4.5.2 Software protection . 14
4.6 Equipment labelling . 14
4.7 Operating and service manuals . 14
5 Testing requirements specifications . 15
5.1 Environmental profile . 15
5.2 Conformance Requirements . 15
5.2.1 Tests under extreme conditions . 15
5.2.1.1 Performance check procedure . 15
5.2.1.1.1 Definition. 15
5.2.1.1.2 Required test results . 15
5.2.1.1.3 Conformance . 15
5.2.1.2 Temperature test of the indoor unit . 15
5.2.1.2.1 Definition. 15
5.2.1.2.2 Required test results . 15
5.2.1.2.3 Conformance . 15
5.2.1.3 Temperature test of the outdoor unit . 16
5.2.1.3.1 Definition. 16
5.2.1.3.2 Required test results . 16
5.2.1.3.3 Conformance . 16
5.2.1.4 Damp heat test of outdoor unit . 16
5.2.1.4.1 Definition. 16
5.2.1.4.2 Required test results . 16
5.2.1.4.3 Conformance . 16
5.2.1.5 Extreme power voltage and frequency test . 16
5.2.1.5.1 Definition. 16
5.2.1.5.2 Required test results . 16
5.2.1.5.3 Conformance . 16
5.2.1.6 Extreme vibration test . 16
5.2.1.6.1 Definition. 16
5.2.1.6.2 Required test results . 16
5.2.1.6.3 Conformance . 17
5.2.2 Operational and functional requirements . 17
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4 Draft ETSI EN 303 676 V1.0.1 (2021-04)
5.2.2.1 Start-up time . 17
5.2.2.1.1 Definition. 17
5.2.2.1.2 Required test results . 17
5.2.2.1.3 Conformance . 17
5.2.2.2 System sensitivity . 17
5.2.2.2.1 Definition. 17
5.2.2.2.2 Required test results . 17
5.2.2.2.3 Conformance . 17
5.2.2.3 Gain dynamic range . 17
5.2.2.3.1 Definition. 17
5.2.2.3.2 Required test results . 17
5.2.2.3.3 Conformance . 18
5.2.2.4 Minimum range . 18
5.2.2.4.1 Definition. 18
5.2.2.4.2 Required test results . 18
5.2.2.4.3 Conformance . 18
5.2.2.5 Radial resolution capability . 18
5.2.2.5.1 Definition. 18
5.2.2.5.2 Required test results . 18
5.2.2.5.3 Conformance . 18
5.2.2.6 Azimuthal resolution capability . 18
5.2.2.6.1 Definition. 18
5.2.2.6.2 Required test results . 18
5.2.2.6.3 Conformance . 18
5.2.2.7 Range scales and fixed range rings . 19
5.2.2.7.1 Definition. 19
5.2.2.7.2 Required test results . 19
5.2.2.7.3 Conformance . 19
5.2.2.8 Variable Range Marker (VRM) . 19
5.2.2.8.1 Definition. 19
5.2.2.8.2 Required test results . 19
5.2.2.8.3 Conformance . 20
5.2.2.9 Heading line and radar picture azimuth angular error . 20
5.2.2.9.1 Definition. 20
5.2.2.9.2 Required test results . 20
5.2.2.9.3 Conformance . 20
5.2.2.10 Bearing facilities and bearing scale . 20
5.2.2.10.1 Definition. 20
5.2.2.10.2 Required test results . 20
5.2.2.10.3 Conformance . 21
5.2.2.11 Nautical information and navigation lines . 21
5.2.2.11.1 Definition. 21
5.2.2.11.2 Required test results . 21
5.2.2.11.3 Conformance . 21
5.2.2.12 Facilities for suppressing sea and rain clutter. 21
5.2.2.12.1 Definition. 21
5.2.2.12.2 Required test results . 22
5.2.2.12.3 Conformance . 22
5.2.2.13 Suppression of interference from other radars . 22
5.2.2.13.1 Definition. 22
5.2.2.13.2 Required test results . 22
5.2.2.13.3 Conformance . 22
5.2.2.14 Compatibility with radar beacons and search and rescue radar transponders . 22
5.2.2.14.1 Definition. 22
5.2.2.14.2 Required test results . 22
5.2.2.14.3 Conformance . 23
5.2.2.15 Special modes of operation . 23
5.2.2.15.1 Definition. 23
5.2.2.15.2 Required test results . 23
5.2.2.15.3 Conformance . 23
5.2.3 Operation controls and indicators . 23
5.2.3.1 Directly accessible operation controls . 23
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5 Draft ETSI EN 303 676 V1.0.1 (2021-04)
5.2.3.1.1 Definition. 23
5.2.3.1.2 Required test results . 23
5.2.3.1.3 Conformance . 24
5.2.3.2 Brilliance controls . 24
5.2.3.2.1 Definition. 24
5.2.3.2.2 Required test results . 24
5.2.3.2.3 Conformance . 25
5.2.3.3 Heading line on/off control (SHM) . 25
5.2.3.3.1 Definition. 25
5.2.3.3.2 Required test results . 25
5.2.3.3.3 Conformance . 25
5.2.3.4 Frequency tuning control and indicator . 25
5.2.3.4.1 Definition. 25
5.2.3.4.2 Required test results . 25
5.2.3.4.3 Conformance . 25
5.2.4 Display unit characteristics . 25
5.2.4.1 Display screen dimensions . 25
5.2.4.1.1 Definition. 25
5.2.4.1.2 Required test results . 25
5.2.4.1.3 Conformance . 26
5.2.4.2 Display screen brilliance . 26
5.2.4.2.1 Definition. 26
5.2.4.2.2 Required test results . 26
5.2.4.2.3 Conformance . 26
5.2.4.3 Display resolution . 26
5.2.4.3.1 Definition. 26
5.2.4.3.2 Required test results . 26
5.2.4.3.3 Conformance . 26
5.2.4.4 Picture generation characteristics . 26
5.2.4.4.1 Definition. 26
5.2.4.4.2 Required test results . 27
5.2.4.4.3 Conformance . 27
5.2.4.5 Supplementary displays . 27
5.2.4.5.1 Definition. 27
5.2.4.5.2 Required test results . 27
5.2.4.5.3 Conformance . 27
5.2.4.6 Screen reflection characteristics . 27
5.2.4.6.1 Definition. 27
5.2.4.6.2 Required test results . 27
5.2.4.6.3 Conformance . 28
5.2.5 Radar picture characteristics . 28
5.2.5.1 Radar picture . 28
5.2.5.1.1 Definition. 28
5.2.5.1.2 Required test results . 28
5.2.5.1.3 Conformance . 28
5.2.5.2 Effective diameter of the radar picture . 28
5.2.5.2.1 Definition. 28
5.2.5.2.2 Required test results . 28
5.2.5.2.3 Conformance . 28
5.2.5.3 Colours of picture presentation . 28
5.2.5.3.1 Definitio
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