IEC 60118-4 : 3.1

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ELECTROACOUSTICS - HEARING AIDS - PART 4: INDUCTION-LOOP SYSTEMS FOR HEARING AID PURPOSES - SYSTEM PERFORMANCE REQUIREMENTS

Publisher: International Electrotechnical Committee

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FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 General
5 Using components of a sound system in an
   induction-loop system
6 Meters and test signals
7 Magnetic background noise level of the
   installation site
8 Characteristics to be specified, methods
   of measurement and requirements
9 Small-volume systems
10 Setting up (commissioning) the system
Annex A (informative) - Systems for small useful
        magnetic field volumes
Annex B (informative) - Measuring equipment
Annex C (informative) - Provision of information
Annex D (informative) - Measuring speech signals
Annex E (informative) - Basic theory and practice
        of audio-frequency induction-loop systems
Annex F (informative) - Effects of metal in the
        building structure on the magnetic field
Annex G (informative) - Calibration of field-strength
        meters
Annex H (informative) - Effect of the aspect ratio
        of the loop on the magnetic field strength
Annex I (informative) - Overspill of magnetic field from an
        induction-loop system
Bibliography

Abstract - (Show below) - (Hide below)

Pertains to audio-frequency induction-loop systems producing an alternating magnetic field at audio frequencies and intended to provide an input signal for hearing aids operating with an induction pick-up coil (telecoil).

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Published
Document Type	Standard
Status	Current
Publisher	International Electrotechnical Committee
Pages
ISBN
Committee	TC 29

International Equivalents – Equivalent Standard(s) & Relationship - (Show below) - (Hide below)

Equivalent Standard(s)	Relationship
DS EN 60118-4 : 2015	Identical
NBN EN 60118-4 : 2015	Identical
I.S. EN 60118-4:2015	Identical
PN EN 60118-4 : 2015	Identical
BS EN 60118-4 : 2006	Identical
CEI EN 60118-4 : 2016	Identical
DIN EN 60118-4 : 2015	Identical
I.S. EN 60118-4:2015	Identical
BS 6083-4(1981) : 1981	Similar to
NEN 10118-4 : 1988	Similar to
NFC 97 610 : 1986	Identical
DS EN 60118-4 : 2015	Identical
PN EN 60118-4 : 2015	Identical
CEI 29-11 : 1998	Identical
UNE 20603-4 : 1982	Identical
DIN IEC 60118-4 : 1991	Similar to
NF EN IEC 60118-4 : 2015 AMD 1 2018	Identical
DIN EN 60118-4 : 2015	Identical
CEI EN 60118-4 : 2016	Identical
NEN EN IEC 60118-4 : 2015 AMD 1 2018	Identical
BS EN 60118-4 : 2006	Identical

Standards Referenced By This Book - (Show below) - (Hide below)

DIN 18041 E : SUSPENDED	ACOUSTIC QUALITY IN SMALL TO MEDIUM-SIZED ROOMS
13/30279547 DC : 0	BS EN 62489-2 ED.2 - ELECTROACOUSTICS - AUDIO-FREQUENCY INDUCTION LOOP SYSTEMS FOR ASSISTED HEARING - PART 2: METHODS OF CALCULATING AND MEASURING THE LOW-FREQUENCY MAGNETIC FIELD EMISSIONS FROM THE LOOP FOR ASSESSING CONFORMITY WITH GUIDELINES ON LIMITS FOR HUMAN EXPOSURE
BS EN 62489-2 : 2014	ELECTROACOUSTICS - AUDIO-FREQUENCY INDUCTION LOOP SYSTEMS FOR ASSISTED HEARING - PART 2: METHODS OF CALCULATING AND MEASURING THE LOW-FREQUENCY MAGNETIC FIELD EMISSIONS FROM THE LOOP FOR ASSESSING CONFORMITY WITH GUIDLINES ON LIMITS FOR HUMAN EXPOSURE
05/30133443 DC : DRAFT MAY 2005	CEN TS 15291 - IDENTIFICATION CARD SYSTEM - GUIDANCE ON DESIGN FOR ACCESSIBLE CARD-ACTIVATED DEVICES
BIP 3043 : 2005	BS 8300 - DESIGN OF BUILDINGS AND THEIR APPROACHES TO MEET THE NEEDS OF DISABLED PEOPLE - CODE OF PRACTICE
I.S. EN 62944:2017	AUDIO, VIDEO AND MULTIMEDIA SYSTEMS AND EQUIPMENT - DIGITAL TELEVISION ACCESSIBILITY - FUNCTIONAL SPECIFICATIONS
EN 50527-2-2 : 2018	PROCEDURE FOR THE ASSESSMENT OF THE EXPOSURE TO ELECTROMAGNETIC FIELDS OF WORKERS BEARING ACTIVE IMPLANTABLE MEDICAL DEVICES - PART 2-2: SPECIFIC ASSESSMENT FOR WORKERS WITH CARDIOVERTER DEFIBRILLATORS (ICDS)
DD CEN/TS 15291 : 2006	IDENTIFICATION CARD SYSTEM - GUIDANCE ON DESIGN FOR ACCESSIBLE CARD-ACTIVATED DEVICES
EN 62489-1 : 2010 AMD 2 2018	ELECTROACOUSTICS - AUDIO-FREQUENCY INDUCTION LOOP SYSTEMS FOR ASSISTED HEARING - PART 1: METHODS OF MEASURING AND SPECIFYING THE PERFORMANCE OF SYSTEM COMPONENTS (IEC 62489-1:2010/A2:2017)
BS EN 62489-1 : 2010	ELECTROACOUSTICS - AUDIO-FREQUENCY INDUCTION LOOP SYSTEMS FOR ASSISTED HEARING - PART 1: METHODS OF MEASURING AND SPECIFYING THE PERFORMANCE OF SYSTEM COMPONENTS
BS EN 50527-2-1 : 2016	PROCEDURE FOR THE ASSESSMENT OF THE EXPOSURE TO ELECTROMAGNETIC FIELDS OF WORKERS BEARING ACTIVE IMPLANTABLE MEDICAL DEVICES - PART 2-1: SPECIFIC ASSESSMENT FOR WORKERS WITH CARDIAC PACEMAKERS
BS 7594(2011) : 2011	CODE OF PRACTICE FOR AUDIO-FREQUENCY INDUCTION-LOOP SYSTEMS (AFILS)
BS EN 62944 : 2017	AUDIO, VIDEO AND MULTIMEDIA SYSTEMS AND EQUIPMENT - DIGITAL TELEVISION ACCESSIBILITY - FUNCTIONAL SPECIFICATIONS
12/30264287 DC : 0	BS EN 60118-13 ED.4 - ELECTROACOUSTICS - HEARING AIDS - PART 13: ELECTROMAGNETIC COMPATABILITY (EMC) (REVISION OF IEC 60118-13: 2011)
BS 7594(1993) : 1993	CODE OF PRACTICE FOR AUDIO-FREQUENCY INDUCTION-LOOP SYSTEMS (AFILS)
14/30315340 DC : 0	BS EN 60601-2-66 ED.2 - MEDICAL ELECTRICAL EQUIPMENT - PART 2-66: PARTICULAR REQUIREMENTS FOR THE BASIC SAFETY AND ESSENTIAL PERFORMANCE OF HEARING INSTRUMENTS AND HEARING INSTRUMENT SYSTEMS
IEC TR 61000-2-5 REDLINE : 3ED 2017	ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 2-5: ENVIRONMENT - DESCRIPTION AND CLASSIFICATION OF ELECTROMAGNETIC ENVIRONMENTS
BS PD CEN ISO/TR 22411 : 2011	ERGONOMICS DATA AND GUIDELINES FOR THE APPLICATION OF ISO/IEC GUIDE 71 TO PRODUCTS AND SERVICES TO ADDRESS THE NEEDS OF OLDER PERSONS AND PERSONS WITH DISABILITIES
ITU P.370 : 1996	COUPLING HEARING AIDS TO TELEPHONE SETS
BS PD ISO/TR 22411 : 2008
UNE EN 60601-2-66 : 2016	MEDICAL ELECTRICAL EQUIPMENT - PART 2-66: PARTICULAR REQUIREMENTS FOR THE BASIC SAFETY AND ESSENTIAL PERFORMANCE OF HEARING INSTRUMENTS AND HEARING INSTRUMENT SYSTEMS
07/30175264 DC : DRAFT DEC 2007	BS EN 62489-1 - ELECTRO ACOUSTICS - AUDIO-FREQUENCY INDUCTION LOOP SYSTEMS FOR ASSISTED HEARING - PART 1: METHODS OF MEASURING AND SPECIFYING THE PERFORMANCE OF SYSTEM COMPONENTS
09/30214220 DC : 0	BS IEC TR 61000-2-5 ED - ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 2-5: ENVIRONMENT - CLASSIFICATION OF ELECTROMAGNETIC ENVIRONMENTS
BS 6083-10(1988) : 1988	HEARING AIDS - GUIDE TO HEARING AID STANDARDS
00/203722 DC : DRAFT AUG 2000	IEC 60118-13. ED.2 - HEARING AIDS - PART 13: ELECTROMAGNETIC COMPATIBILITY (EMC) - PRODUCT STANDARD
IEC TR 61000-2-5 : 3.0	ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 2-5: ENVIRONMENT - DESCRIPTION AND CLASSIFICATION OF ELECTROMAGNETIC ENVIRONMENTS
BS EN 60601-2-66 : 2015	MEDICAL ELECTRICAL EQUIPMENT - PART 2-66: PARTICULAR REQUIREMENTS FOR THE BASIC SAFETY AND ESSENTIAL PERFORMANCE OF HEARING INSTRUMENTS AND HEARING INSTRUMENT SYSTEMS
17/30359914 DC : 0	BS EN 50527-2-2 - PROCEDURE FOR THE ASSESSMENT OF THE EXPOSURE TO ELECTROMAGNETIC FIELDS OF WORKERS BEARING ACTIVE IMPLANTABLE MEDICAL DEVICES - PART 2-2: SPECIFIC ASSESSMENT FOR WORKERS WITH CARDIOVERTER DEFIBRILLATORS (ICDS)
UNE EN 62489-1 : 2011	ELECTROACOUSTICS - AUDIO-FREQUENCY INDUCTION LOOP SYSTEMS FOR ASSISTED HEARING - PART 1: METHODS OF MEASURING AND SPECIFYING THE PERFORMANCE OF SYSTEM COMPONENTS
PREN 50527-2-2 : DRAFT 2017	PROCEDURE FOR THE ASSESSMENT OF THE EXPOSURE TO ELECTROMAGNETIC FIELDS OF WORKERS BEARING ACTIVE IMPLANTABLE MEDICAL DEVICES - PART 2-2: SPECIFIC ASSESSMENT FOR WORKERS WITH CARDIOVERTER DEFIBRILLATORS (ICDS)
BS 8300(2001) : 2001	DESIGN OF BUILDINGS AND THEIR APPROACHES TO MEET THE NEEDS OF DISABLED PEOPLE - CODE OF PRACTICE
08/30177361 DC : DRAFT JAN 2008	BS IEC 60118-13 - ELECTRO ACOUSTICS - HEARING AIDS - PART 13: ELECTROMAGNETIC COMPATIBILITY (EMC)
07/30161929 DC : 0	BS EN 60118-13 - ELECTROACOUSTICS - HEARING AIDS - PART 13: ELECTROMAGNETIC COMPATIBILITY (EMC)
BIP 3044 : 2005	BS 8300 - DESIGN OF BUILDINGS AND THEIR APPROACHES TO MEET THE NEEDS OF DISABLED PEOPLE - CODE OF PRACTICE
ES 200 381-1 : 1.2.1	TELEPHONY FOR HEARING IMPAIRED PEOPLE; INDUCTIVE COUPLING OF TELEPHONE EARPHONES TO HEARING AIDS; PART 1: FIXED-LINE SPEECH TERMINALS
09/30199592 DC : 0	BS EN 62489-2 ED.1 - ELECTROACOUSTICS - AUDIO-FREQUENCY INDUCTION LOOP SYSTEMS FOR ASSISTED HEARING - PART 2: METHODS OF CALCULATING AND MEASURING THE LOW-FREQUENCY MAGNETIC FIELD EMISSIONS FROM THE LOOP FOR ASSESSING CONFORMITY WITH GUIDELINES ON LIMITS FOR HUMAN EXPOSURE
CEI EN 60118-13 : 2012	ELECTROACOUSTICS - HEARING AIDS - PART 13: ELECTROMAGNETIC COMPATIBILITY (EMC)
BS EN 60118-13 : 2011	ELECTROACOUSTICS - HEARING AIDS - PART 13: ELECTROMAGNETIC COMPATIBILITY (EMC)
BS PD IEC TR 63079 : 2017	CODE OF PRACTICE FOR HEARING-LOOP SYSTEMS (HLS)
I.S. EN 62489-1:2010	ELECTROACOUSTICS - AUDIO-FREQUENCY INDUCTION LOOP SYSTEMS FOR ASSISTED HEARING - PART 1: METHODS OF MEASURING AND SPECIFYING THE PERFORMANCE OF SYSTEM COMPONENTS
IEC TR 63079 : 1ED 2017	CODE OF PRACTICE FOR HEARING-LOOP SYSTEMS (HLS)
I.S. EN 62489-2:2014	ELECTROACOUSTICS - AUDIO-FREQUENCY INDUCTION LOOP SYSTEMS FOR ASSISTED HEARING - PART 2: METHODS OF CALCULATING AND MEASURING THE LOW-FREQUENCY MAGNETIC FIELD EMISSIONS FROM THE LOOP FOR ASSESSING CONFORMITY WITH GUIDELINES ON LIMITS FOR HUMAN EXPOSURE
ANSI C63.19 : 2011	METHODS OF MEASUREMENT OF COMPATIBILITY BETWEEN WIRELESS COMMUNICATIONS DEVICES AND HEARING AIDS
I.S. EN 50527-2-2:2018	PROCEDURE FOR THE ASSESSMENT OF THE EXPOSURE TO ELECTROMAGNETIC FIELDS OF WORKERS BEARING ACTIVE IMPLANTABLE MEDICAL DEVICES - PART 2-2: SPECIFIC ASSESSMENT FOR WORKERS WITH CARDIOVERTER DEFIBRILLATORS (ICDS)
TR 102 612 : 1.1.1	HUMAN FACTORS (HF); EUROPEAN ACCESSIBILITY REQUIREMENTS FOR PUBLIC PROCUREMENT OF PRODUCTS AND SERVICES IN THE ICT DOMAIN (EUROPEAN COMMISSION MANDATE M 376, PHASE 1)
BS PD IEC TR 61000-2-5 : 2017	ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 2-5: ENVIRONMENT - DESCRIPTION AND CLASSIFICATION OF ELECTROMAGNETIC ENVIRONMENTS
I.S. EN 60601-2-66:2015	MEDICAL ELECTRICAL EQUIPMENT - PART-2-66: PARTICULAR REQUIREMENTS FOR THE BASIC SAFETY AND ESSENTIAL PERFORMANCE OF HEARING INSTRUMENTS AND HEARING INSTRUMENT SYSTEMS
NF EN 62489-1 : 2010 AMD 2 2018	ELECTROACOUSTICS - AUDIO-FREQUENCY INDUCTION LOOP SYSTEMS FOR ASSISTED HEARING - PART 1: METHODS OF MEASURING AND SPECIFYING THE PERFORMANCE OF SYSTEM COMPONENTS
IEC 60118-13 : 4.0	ELECTROACOUSTICS - HEARING AIDS - PART 13: ELECTROMAGNETIC COMPATIBILITY (EMC)
EN 62944 : 2017	AUDIO, VIDEO AND MULTIMEDIA SYSTEMS AND EQUIPMENT - DIGITAL TELEVISION ACCESSIBILITY - FUNCTIONAL SPECIFICATIONS (IEC 62944:2016)
I.S. CEN/TS 15291:2006	IDENTIFICATION CARD SYSTEM - GUIDANCE ON DESIGN FOR ACCESSIBLE CARD-ACTIVATED DEVICES
CEI EN 62489-2 : 2015	ELECTROACOUSTICS - AUDIO-FREQUENCY INDUCTION LOOP SYSTEMS FOR ASSISTED HEARING - PART 2: METHODS OF CALCULATING AND MEASURING THE LOW-FREQUENCY MAGNETIC FIELD EMISSIONS FROM THE LOOP FOR ASSESSING CONFORMITY WITH GUIDELINES ON LIMITS FOR HUMAN EXPOSURE
IEEE DRAFT C63.19 : 2005	METHODS OF MEASUREMENT OF COMPATIBILITY BETWEEN WIRELESS COMMUNICATIONS DEVICES AND HEARING AIDS
SR CEN ISO/TR 22411:2011	ERGONOMICS DATA AND GUIDELINES FOR THE APPLICATION OF ISO/IEC GUIDE 71 TO PRODUCTS AND SERVICES TO ADDRESS THE NEEDS OF OLDER PERSONS AND PERSONS WITH DISABILITIES
UNE EN 60118-13 : 2012	ELECTROACOUSTICS - HEARING AIDS - PART 13: ELECTROMAGNETIC COMPATIBILITY (EMC)
CSA C22.2 No. 60601-2-66 : 2015	MEDICAL ELECTRICAL EQUIPMENT - PART 2-66: PARTICULAR REQUIREMENTS FOR THE BASIC SAFETY AND ESSENTIAL PERFORMANCE OF HEARING INSTRUMENTS AND HEARING INSTRUMENT SYSTEMS
IEC 62944 : 1ED 2016	AUDIO, VIDEO AND MULTIMEDIA SYSTEMS AND EQUIPMENT - DIGITAL TELEVISION ACCESSIBILITY - FUNCTIONAL SPECIFICATIONS
I.S. EN 60118-13:2011	ELECTROACOUSTICS - HEARING AIDS - PART 13: ELECTROMAGNETIC COMPATIBILITY (EMC)
IEC 62489-1 : 1.2	ELECTROACOUSTICS - AUDIO-FREQUENCY INDUCTION LOOP SYSTEMS FOR ASSISTED HEARING - PART 1: METHODS OF MEASURING AND SPECIFYING THE PERFORMANCE OF SYSTEM COMPONENTS
EN 81-70 : 2018	SAFETY RULES FOR THE CONSTRUCTION AND INSTALLATION OF LIFTS - PARTICULAR APPLICATIONS FOR PASSENGER AND GOODS PASSENGER LIFT - PART 70: ACCESSIBILITY TO LIFTS FOR PERSONS INCLUDING PERSONS WITH DISABILITY
EN 60601-2-66 : 2015	MEDICAL ELECTRICAL EQUIPMENT - PART 2-66: PARTICULAR REQUIREMENTS FOR THE BASIC SAFETY AND ESSENTIAL PERFORMANCE OF HEARING INSTRUMENTS AND HEARING INSTRUMENT SYSTEMS (IEC 60601-2-66:2015)
EN 60118-13 : 2011	ELECTROACOUSTICS - HEARING AIDS - PART 13: ELECTROMAGNETIC COMPATIBILITY (EMC)
IEC 62489-2 : 2.0	ELECTROACOUSTICS - AUDIO-FREQUENCY INDUCTION LOOP SYSTEMS FOR ASSISTED HEARING - PART 2: METHODS OF CALCULATING AND MEASURING THE LOW-FREQUENCY MAGNETIC FIELD EMISSIONS FROM THE LOOP FOR ASSESSING CONFORMITY WITH GUIDELINES ON LIMITS FOR HUMAN EXPOSURE
ISO 21542 : 2011	BUILDING CONSTRUCTION - ACCESSIBILITY AND USABILITY OF THE BUILT ENVIRONMENT
ISO TR 22411 : 2008	ERGONOMICS DATA AND GUIDELINES FOR THE APPLICATION OF ISO/IEC GUIDE 71 TO PRODUCTS AND SERVICES TO ADDRESS THE NEEDS OF OLDER PERSONS AND PERSONS WITH DISABILITIES
UNE ISO 21542 : 2012	BUILDING CONSTRUCTION - ACCESSIBILITY AND USABILITY OF THE BUILT ENVIRONMENT
UNE EN 62489-1 : 2011	ELECTROACOUSTICS - AUDIO-FREQUENCY INDUCTION LOOP SYSTEMS FOR ASSISTED HEARING - PART 1: METHODS OF MEASURING AND SPECIFYING THE PERFORMANCE OF SYSTEM COMPONENTS
IEC 60601-2-66 : 2.0	MEDICAL ELECTRICAL EQUIPMENT - PART 2-66: PARTICULAR REQUIREMENTS FOR THE BASIC SAFETY AND ESSENTIAL PERFORMANCE OF HEARING INSTRUMENTS AND HEARING INSTRUMENT SYSTEMS

Standards Referencing This Book - (Show below) - (Hide below)

TR 101 767 : 1.1.1	HUMAN FACTORS (HF); SYMBOLS TO IDENTIFY TELECOMMUNICATIONS FACILITIES FOR DEAF AND HARD OF HEARING PEOPLE; DEVELOPMENT AND EVALUATION
IEC 61672-1 : 2010	ELECTROACOUSTICS - SOUND LEVEL METERS - PART 1: SPECIFICATIONS
IEC 60268-1 : 2.0	SOUND SYSTEM EQUIPMENT - GENERAL
IEC 60268-3 : 4.0	SOUND SYSTEM EQUIPMENT - PART 3: AMPLIFIERS
IEC 62489-1 : 1.1	ELECTROACOUSTICS - AUDIO-FREQUENCY INDUCTION LOOP SYSTEMS FOR ASSISTED HEARING - PART 1: METHODS OF MEASURING AND SPECIFYING THE PERFORMANCE OF SYSTEM COMPONENTS
IEC 61260-1 : 1ED 2014	ELECTROACOUSTICS - OCTAVE-BAND AND FRACTIONAL-OCTAVE-BAND FILTERS - PART 1: SPECIFICATIONS
IEC 61938 : 2.0	MULTIMEDIA SYSTEMS - GUIDE TO THE RECOMMENDED CHARACTERISTICS OF ANALOGUE INTERFACES TO ACHIEVE INTEROPERABILITY
IEC 60268-10 : 2.0	SOUND SYSTEM EQUIPMENT - PEAK PROGRAMME LEVEL METERS
ITU P.50 : 99 ERRATUM 1 2000	ARTIFICIAL VOICES
ITU P.370 : 1996	COUPLING HEARING AIDS TO TELEPHONE SETS
BS 7594(2011) : 2011	CODE OF PRACTICE FOR AUDIO-FREQUENCY INDUCTION-LOOP SYSTEMS (AFILS)

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IEC 60118-4 : 3.1

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