SIST EN 300 162-1 V1.4.1:2006

• Abstract:

  The present document specifies the minimum requirements for shipborne Very High Frequency (VHF) transmitters and receivers capable of voice and Digital Selective Calling (DSC), fitted with an external antenna connector for use on board ships. The present document lays down minimum requirements for VHF radio transmitters and receivers operating in certain frequency bands allocated to the maritime mobile service using both 25 kHz and 12,5 kHz channels, and incorporates the requirements of the relevant recommendations of the International Maritime Organization (IMO).

• Status: Published
• Publication Date: 28-Feb-2006
• ICS: 33.060.20 - Receiving and transmitting equipment
• ICS: 33.100.01 - Electromagnetic compatibility in general
• ICS: 47.020.70 - Navigation and control equipment
• Technical Committee: SS EIT - Technical Board for the electrotechnical, information technology and telecommunications fields
• Current Stage: 6060 - National Implementation/Publication (Adopted Project)
• Start Date: 01-Mar-2006
• Due Date: 01-Mar-2006
• Completion Date: 01-Mar-2006
• Ref Project: ETSI EN 300 162-1 V1.4.1 (2006-05) - Electromagnetic compatibility and Radio spectrum Matters (ERM); Radiotelephone transmitters and receivers for the maritime mobile service operating in VHF bands; Part 1: Technical characteristics and methods of measurement

Overview

SIST EN 300 162-1 V1.4.1:2006 outlines the minimum technical requirements and measurement methods for shipborne Very High Frequency (VHF) radiotelephone transmitters and receivers. Developed by SIST, this standard targets maritime mobile services, detailing specifications for devices utilizing voice and Digital Selective Calling (DSC) functionalities in VHF bands. Compliance ensures electromagnetic compatibility (EMC) and effective use of the radio spectrum, supporting both operational safety and regulatory alignment on board ships.

Adhering to this standard is essential for manufacturers, ship operators, and marine equipment certifiers to fulfill international maritime requirements, aligning with recommendations established by the International Maritime Organization (IMO).

Key Topics

SIST EN 300 162-1 V1.4.1:2006 addresses several critical areas relevant to VHF maritime communication systems, including:

• Technical Characteristics: Defines minimum requirements for VHF transmitters and receivers, including performance parameters, construction, controls, and safety features.
• Voice and Digital Selective Calling (DSC): Specifies support for both traditional voice communication and digital signaling, ensuring compatibility with DSC protocols.
• Channel Operation: Covers requirements for operation on allocated 25 kHz and 12.5 kHz maritime frequency channels.
• Measurement Methods: Details standardized procedures for testing parameters such as frequency error, power output, modulation, sensitivity, audio response, spurious emissions, and selectivity.
• Environmental and EMC Testing: Includes protocols for temperature, vibration, emission, and immunity tests to guarantee device robustness and electromagnetic compatibility in maritime environments.
• Operational Features: Addresses controls, indicators, labelling, and interface requirements for shipboard use.
• Duplex Operation: Outlines criteria for simultaneous transmission and reception scenarios.

Applications

This standard is crucial in multiple practical scenarios across the maritime sector:

• Marine Equipment Manufacturing: Ensures VHF radiotelephones meet regulatory and safety standards, aiding approval and market access.
• Ship Compliance: Shipping operators rely on certified equipment to fulfill IMO GMDSS and safety communication requirements.
• Certification and Testing: Laboratories and regulatory authorities use the test methods within this standard to evaluate new VHF radio installations.
• Fleet Modernization: Shipowners updating bridge communication systems benefit from devices that guarantee both EMC and reliable voice/DSC functionality.
• Maritime Training: Ensures that crew members are trained on compliant equipment, maximizing communication reliability during routine and emergency operations.

Related Standards

For broader compliance and integration, consider these associated standards:

• EN 300 162-2: Covers supplementary requirements for VHF radiotelephone transmitters and receivers in maritime applications.
• IEC 61162-1: Specifies digital interfaces used in marine navigation and radiocommunication equipment.
• IMO Resolution A.803(19): Addresses performance standards for VHF radiotelephones, closely referenced in SIST EN 300 162-1.
• IEC 60945: General requirements for maritime navigation and radio communication equipment, including environmental and EMC testing.
• ITU-R Recommendations: Offer guidance on frequency allocations and channel arrangements for the maritime mobile service.

---

By following SIST EN 300 162-1 V1.4.1:2006, maritime stakeholders ensure their VHF radiotelephony equipment complies with recognized international standards, providing reliable, interference-free communication, and enhancing ship safety and operational effectiveness.

SLOVENSKI STANDARD
01-marec-2006
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5DGLRWHOHIRQVNLRGGDMQLNLLQVSUHMHPQLNL]DSRPRUVNHSUHQRVQHVWRULWYHNL
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Electromagnetic compatibility and Radio spectrum Matters (ERM); Radiotelephone
transmitters and receivers for the maritime mobile service operating in VHF bands; Part
1: Technical characteristics and methods of measurement
Ta slovenski standard je istoveten z: EN 300 162-1 Version 1.4.1
ICS:
33.060.20 Sprejemna in oddajna Receiving and transmitting
oprema equipment
33.100.01 Elektromagnetna združljivost Electromagnetic compatibility
na splošno in general
47.020.70 Navigacijska in krmilna Navigation and control
oprema equipment
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

European Standard (Telecommunications series)

Electromagnetic compatibility
and Radio spectrum Matters (ERM);
Radiotelephone transmitters and receivers for the
maritime mobile service operating in VHF bands;
Part 1: Technical characteristics
and methods of measurement
2 ETSI EN 300 162-1 V1.4.1 (2006-05)

Reference
REN/ERM-TG26-071-1
Keywords
EMC, GMDSS, maritime, radio, telephony,
testing, VHF
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ETSI
3 ETSI EN 300 162-1 V1.4.1 (2006-05)
Contents
Intellectual Property Rights.8
Foreword.8
1 Scope.9
2 References.9
3 Definitions, symbols and abbreviations .10
3.1 Definitions.10
3.2 Symbols.10
3.3 Abbreviations.10
4 General and operational requirements.10
4.1 Construction.10
4.2 Controls and indicators.11
4.3 Handset and loudspeaker.12
4.4 Safety precautions.12
4.5 Labelling.12
4.6 Warm up.13
5 Technical requirements.13
5.1 Switching time.13
5.2 Class of emission and modulation characteristics .13
5.3 Multiple watch facilities.13
5.3.1 Additional performance standards.13
5.3.2 Scanning characteristics.14
5.4 DSC controller interfaces .14
5.4.1 Operational interfaces.14
6 General conditions of measurement.14
6.1 Arrangements for test signals applied to the receiver input.14
6.2 Squelch.14
6.3 Normal test modulation.15
6.4 Artificial antenna.15
6.5 Arrangements for test signals applied to the transmitter input .15
6.6 Test channels.15
6.7 Measurement uncertainty and interpretation of the measured results .15
6.7.1 Measurement uncertainty.15
6.7.2 Interpretation of the measurement results.16
6.8 Test conditions, power sources and ambient temperatures.16
6.8.1 Normal and extreme test conditions.16
6.8.2 Test power source .16
6.9 Normal test conditions.16
6.9.1 Normal temperature and humidity.16
6.9.2 Normal power sources .16
6.9.2.1 Mains voltage and frequency .16
6.9.2.2 Battery power source.17
6.9.2.3 Other power sources.17
6.10 Extreme test conditions .17
6.10.1 Extreme temperatures.17
6.10.2 Extreme values of test power sources.17
6.10.2.1 Mains voltage.17
6.10.2.2 Battery power source.17
6.10.2.3 Other power sources.17
6.11 Procedure for tests at extreme temperatures.17
7 Environmental tests.18
7.1 Procedure.18
7.2 Performance check.18
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4 ETSI EN 300 162-1 V1.4.1 (2006-05)
7.3 Vibration test.18
7.3.1 Definition.18
7.3.2 Method of measurement.18
7.3.3 Requirement.19
7.4 Temperature tests.19
7.4.1 Definition.19
7.4.2 Dry heat.19
7.4.2.1 Definition.19
7.4.2.2 Method of measurement.19
7.4.2.3 Requirement.19
7.4.3 Damp heat.19
7.4.3.1 Definition.19
7.4.3.2 Method of measurement.20
7.4.3.3 Requirement.20
7.4.4 Low temperature cycle.20
7.4.4.1 Definition.20
7.4.4.2 Method of measurement.20
7.4.4.3 Requirement.20
8 Transmitter.20
8.1 Frequency error.20
8.1.1 Definition.20
8.1.2 Method of measurement.20
8.1.3 Limits.21
8.2 Carrier power.21
8.2.1 Definitions.21
8.2.2 Method of measurement.21
8.2.3 Limits.21
8.2.3.1 Normal test conditions .21
8.2.3.2 Extreme test conditions .21
8.3 Frequency deviation.21
8.3.1 Definition.21
8.3.2 Maximum permissible frequency deviation.21
8.3.2.1 Method of measurement.21
8.3.2.2 Limits.22
8.3.3 Reduction of frequency deviation at modulation frequencies above 3 kHz.22
8.3.3.1 Method of measurement.22
8.3.3.2 Limits.22
8.4 Sensitivity of the modulator, including microphone .23
8.4.1 Definition.23
8.4.2 Method of measurement.23
8.4.3 Limits.23
8.5 Audio frequency response .23
8.5.1 Definition.23
8.5.2 Method of measurement.24
8.5.3 Limit.24
8.6 Audio frequency harmonic distortion of the emission.24
8.6.1 Definition.24
8.6.2 Method of measurement.24
8.6.2.1 Normal test conditions .25
8.6.2.2 Extreme test conditions .25
8.6.3 Limits.25
8.7 Adjacent channel power .25
8.7.1 Definition.25
8.7.2 Method of measurement.25
8.7.3 Limits.26
8.8 Conducted spurious emissions conveyed to the antenna .26
8.8.1 Definition.26
8.8.2 Method of measurement.26
8.8.3 Limit.26
8.9 Cabinet radiation and conducted spurious emissions other than those conveyed to the antenna .26
8.9.1 Definitions.26
ETSI
5 ETSI EN 300 162-1 V1.4.1 (2006-05)
8.9.2 Method of measurement.26
8.9.3 Limits.27
8.10 Residual modulation of the transmitter .27
8.10.1 Definition.27
8.10.2 Method of measurement.27
8.10.3 Limit.28
8.11 DSC audio input characteristics .28
8.11.1 Definition.28
8.11.2 Method of measurement.28
8.11.3 Limits.28
8.12 DSC audio input limitation.28
8.12.1 Definition.28
8.12.2 Method of measurement.28
8.12.3 Limit.28
8.13 Modulation attack time.29
8.13.1 Definition.29
8.13.2 Method of measurement.29
8.13.3 Limit.29
8.14 Transient frequency behaviour of the transmitter.30
8.14.1 Definitions.30
8.14.2 Method of measurement.30
8.14.3 Limits.33
9 Receiver.33
9.1 Harmonic distortion and rated audio frequency output power .33
9.1.1 Definition.33
9.1.2 Methods of measurement.33
9.1.3 Limits.34
9.2 Audio frequency response .34
9.2.1 Definition.34
9.2.2 Method of measurement.34
9.2.3 Limits.34
9.3 Maximum usable sensitivity.35
9.3.1 Definition.35
9.3.2 Method of measurement.35
9.3.3 Limits.36
9.4 Co-channel rejection.36
9.4.1 Definition.36
9.4.2 Method of measurement.36
9.4.3 Limit.36
9.5 Adjacent channel selectivity.36
9.5.1 Definition.36
9.5.2 Method of measurement.36
9.5.3 Limits.37
9.6 Spurious response rejection.37
9.6.1 Definition.37
9.6.2 Method of measurement.37
9.6.3 Limit.37
9.7 Intermodulation response.37
9.7.1 Definition.37
9.7.2 Method of measurement.38
9.7.3 Limit.38
9.8 Blocking or desensitization .38
9.8.1 Definition.38
9.8.2 Method of measurement.38
9.8.3 Limit.38
9.9 Conducted spurious emissions .38
9.9.1 Definition.38
9.9.2 Method of measurement.39
9.9.3 Limit.39
9.10 Radiated spurious emissions.39
9.10.1 Definition.39
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6 ETSI EN 300 162-1 V1.4.1 (2006-05)
9.10.2 Method of measurements.39
9.10.3 Limit.40
9.11 Receiver noise and hum level.40
9.11.1 Definition.40
9.11.2 Method of measurement.40
9.11.3 Limit.41
9.12 Squelch operation.41
9.12.1 Definition.41
9.12.2 Method of measurement.41
9.12.3 Limits.41
9.13 Squelch hysteresis.41
9.13.1 Definition.41
9.13.2 Method of measurement.42
9.13.3 Limit.42
9.14 Multiple watch characteristic.42
9.14.1 Definition.42
9.14.2 Method of measurement.42
9.14.3 Limits.42
9.15 DSC audio output characteristic.42
9.15.1 Definition.42
9.15.2 Methods of measurement.43
9.15.3 Limit.43
10 Duplex operation.43
10.1 Receiver desensitization with simultaneous transmission and reception.43
10.1.1 Definition.43
10.1.2 Method of measurement.43
10.1.3 Limits.44
10.2 Duplex transceiver internal mixing .44
10.2.1 Definition.44
10.2.2 Method of measurement.44
10.2.3 Limits.44
Annex A (normative): Measuring receiver for adjacent channel power measurement.45
A.1 Power measuring receiver specification.45
A.1.1 IF filter.45
A.1.2 Attenuation indicator.46
A.1.3 RMS value indicator.46
A.1.4 Oscillator and amplifier.46
Annex B (normative): Protocol for the IEC 61162-1 commands Frequency Set Information
(FSI) .47
B.1 Frequency Set Information (FSI) .47
Annex C (normative): Radiated measurements .48
C.1 Test sites and general arrangements for measurements involving the use of radiated fields.48
C.1.1 Outdoor test site .48
C.1.2 Test antenna.48
C.1.3 Substitution antenna.49
C.1.4 Optional additional indoor site .49
C.2 Guidance on the use of radiation test sites .50
C.2.1 Measuring distance.50
C.2.2 Test antenna.50
C.2.3 Substitution antenna.50
C.2.4 Artificial antenna.50
C.2.5 Auxiliary cables.51
C.2.6 Acoustic measuring arrangement.51
C.3 Further optional alternative indoor test site using an anechoic chamber .51
C.3.1 Example of the construction of a shielded anechoic chamber.51
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7 ETSI EN 300 162-1 V1.4.1 (2006-05)
C.3.2 Influence of parasitic reflections in anechoic chambers.52
C.3.3 Calibration of the shielded anechoic chamber.52
History .55

ETSI
8 ETSI EN 300 162-1 V1.4.1 (2006-05)
Intellectual Property Rights
IPRs essential or potentially essential to the present document may have been declared to ETSI. The information
pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found
in ETSI SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in
respect of ETSI standards", which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web
server (http://webapp.etsi.org/IPR/home.asp).
Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee
can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web
server) which are, or may be, or may become, essential to the present document.
Foreword
This European Standard (Telecommunications series) has been produced by ETSI Technical Committee
Electromagnetic compatibility and Radio spectrum Matters (ERM).
The present document is part 1 of a multi-part deliverable covering the Radiotelephone transmitters and receivers for
the maritime mobile service operating in VHF bands, as identified below:
Part 1: "Technical characteristics and methods of measurement";
Part 2: "Harmonized EN covering essential requirements of article 3.2 of the R&TTE Directive";
Part 3: "Harmonized EN covering essential requirements of article 3.3 (e) of the R&TTE Directive".

National transposition dates
Date of adoption of this EN: 12 May 2006
Date of latest announcement of this EN (doa): 31 August 2006
Date of latest publication of new National Standard
or endorsement of this EN (dop/e): 28 February 2007
Date of withdrawal of any conflicting National Standard (dow): 28 February 2007

ETSI
9 ETSI EN 300 162-1 V1.4.1 (2006-05)
1 Scope
The present document specifies the minimum requirements for shipborne Very High Frequency (VHF) transmitters and
receivers capable of voice and Digital Selective Calling (DSC), fitted with an external antenna connector for use on
board ships.
The present document lays down minimum requirements for VHF radio transmitters and receivers operating in certain
frequency bands allocated to the maritime mobile service using both 25 kHz and 12,5 kHz channels, and incorporates
the requirements of the relevant recommendations of the International Maritime Organization (IMO).
2 References
The following documents contain provisions which, through reference in this text, constitute provisions of the present
document.
• References are either specific (identified by date of publication and/or edition number or version number) or
non-specific.
• For a specific reference, subsequent revisions do not apply.
• For a non-specific reference, the latest version applies.
Referenced documents which are not found to be publicly available in the expected location might be found at
http://docbox.etsi.org/Reference.
[1] Radio Regulations (2004), appendix 18: "Table of transmitting frequencies in the VHF maritime
mobile band".
[2] ITU-T Recommendation E.161 (2001): "Arrangement of digits, letters and symbols on telephones
and other devices that can be used for gaining access to a telephone network".
[3] ITU-R Recommendation M.493-11 (2004): "Digital selective-calling system for use in the
maritime mobile service".
[4] ITU-R Recommendation M.541-9 (2004): "Operational procedures for the use of digital selective-
ca
...