IEC 60118-2:1983

Superseded

Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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Hearing aids. Part 2: Hearing aids with automatic gain control circuits

Available format(s): Hardcopy, PDF, PDF 3 Users, PDF 5 Users, PDF 9 Users

Superseded date: 09-06-2015

Language(s):

Published date: 01-01-1983

Publisher: International Electrotechnical Committee

Table of Contents - (Show below) - (Hide below)

FOREWORD
PREFACE
1 Scope
2 Object
3 Conditions
4 Explanation of terms
  4.1 Automatic gain control (AGC)
  4.2 Steady-state input/output graph
  4.3 Lower AGC limit or AGC threshold
  4.4 Compression ratio (between specified input sound
      pressure level values)
  4.5 Dynamic output characteristics
  4.6 Attack time
  4.7 Recovery time
5 Steady-state input/output graph
  5.1 Graph showing the relation between input sound
      pressure level and output sound pressure level
  5.2 Methods of measurement
6 Dynamic output characteristics
  6.1 Characteristics to be measured
  6.2 Methods of measurement
7 Non-linear distortion
  7.1 Transient
  7.2 Harmonic distortion
  7.3 Intermodulation distortion
8 Effect on steady-state and dynamic performance with
  respect to variation in battery or supply voltage
FIGURES

Abstract - (Show below) - (Hide below)

Gives uniform methods for specifying dynamic and static performance characteristics of hearing aids with automatic gain control circuits together with the relevant methods of measurement for these characteristics.

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Development Note	BS DRAFT 94/204034 DC REFERS TO AMD 2 Stability Date: 2013. (10/2012)
Document Type	Standard
ISBN
Pages
Published
Publisher	International Electrotechnical Committee
Status	Superseded
Superseded By	IEC 60118-0:2015
Supersedes	IEC 60118-2:1979

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

Equivalent Standard(s)	Relationship
NF EN 60118-2 : 96 AMD 2 97	Identical
BIS IS 10776-3 : 1984(R2001)	Identical
SN EN 60118-2 : 1995 AMD 2 1997	Identical
I.S. EN 60118-2:1997	Identical
UNE 20603-2:1986	Identical
AS 60118.2-2007	Identical
PN EN 60118-2 : 1999	Identical
NFC 97 610 : 1986	Identical
EN 60118-2:1995/A2:1997	Identical
HD 450.2 : 200S1	Identical
AS 1088.2-1987	Identical
BS EN 60118-2:1996	Identical
DIN IEC 60118-2:1985-06	Identical
NEN 10118-2 : 1995 AMD 2 1997	Identical
BS 6083-2:1984	Identical
UNE-EN 60118-2:1997	Identical
CEI 29-5 : 1985 COR 1985	Identical
DIN EN 60118-2:1998-04	Identical
BS 6083-2(1996) : 1996	Identical
AS 1038.17-1989	Identical

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

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)
EN 60118-7:2005	Electroacoustics - Hearing aids - Part 7: Measurement of the performance characteristics of hearing aids for production, supply and delivery quality assurance purposes
BS EN 60118-7:2005	Electroacoustics. Hearing aids Measurement of the performance characteristics of hearing aids for production, supply and delivery quality assurance purposes
BS 6083-7(1985) : 1985 AMD 7837	HEARING AIDS - METHODS FOR MEASUREMENT OF THE PERFORMANCE CHARACTERISTICS OF HEARING AIDS FOR QUALITY INSPECTION ON DELIVERY
BS 6083-0(1984) : 1984 AMD 7836	HEARING AIDS - METHODS FOR MEASUREMENT OF ELECTROACOUSTICAL CHARACTERISTICS
CEI EN 60118-13 : 2012	ELECTROACOUSTICS - HEARING AIDS - PART 13: ELECTROMAGNETIC COMPATIBILITY (EMC)
EN 60118-13:2011	Electroacoustics - Hearing aids - Part 13: Electromagnetic compatibility (EMC)
95/200129 DC : 0	PREN 50220 - GENERIC STANDARD FOR HEARING AIDS
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)
UNE-EN 60118-13:2012	Electroacoustics - Hearing aids - Part 13: Electromagnetic compatibility (EMC)
I.S. EN 60118-7:2006	ELECTROACOUSTICS - HEARING AIDS - PART 7: MEASUREMENT OF THE PERFORMANCE CHARACTERISTICS OF HEARING AIDS FOR PRODUCTION, SUPPLY AND DELIVERY QUALITY ASSURANCE PURPOSES
I.S. EN 60118-13:2011	ELECTROACOUSTICS - HEARING AIDS - PART 13: ELECTROMAGNETIC COMPATIBILITY (EMC)
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 6083-10:1988	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
PD 6545:2005	Intended use of human head and ear simulators-guide
NF EN 60118-13 : 2012	ELECTROACOUSTICS - HEARING AIDS - PART 13: ELECTROMAGNETIC COMPATIBILITY (EMC)
IEC 60118-7:2005	Electroacoustics - Hearing aids - Part 7: Measurement of the performance characteristics of hearing aids for production, supply and delivery quality assurance purposes
CEI EN 60118-7 : 2006	ELECTROACOUSTICS - HEARING AIDS - PART 7: MEASUREMENT OF THE PERFORMANCE CHARACTERISTICS OF HEARING AIDS FOR PRODUCTION, SUPPLY AND DELIVERY QUALITY ASSURANCE PURPOSES
BS EN 60118-13:2011	Electroacoustics. Hearing aids Electromagnetic compatibility (EMC)

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