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AS 60118.4-2007

Withdrawn

Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

Hearing aids Magnetic field strength in audiofrequency induction loops for hearing aid purposes

Available format(s)

Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users

Withdrawn date

08-24-2022

Language(s)

English

Published date

02-20-2007

US$36.65
Excluding Tax where applicable

1 - AS 60118.4-2007 Hearing aids Part 4: Magnetic field strength in audio-frequency induction loops for hearing aid purposes
4 - PREFACE
5 - CONTENTS
7 - Introduction
8 - 1 Scope
8 - 2 Object
8 - 3 Explanation of terms
8 - 3.1 Recommended average value for magnetic field strength
8 - 3.2 Maximum magnetic field strength
8 - 3.3 Specified magnetic field area
8 - 3.4 Specified vector component of the magnetic field strength
8 - 3.5 Specified frequency response of the magnetic field
9 - 4 Recommended magnetic field strength
9 - 4.1 Recommended average value for magnetic field strength in the specified magnetic field area
9 - 4.2 Recommended frequency response of the magnetic field
9 - 5 Interference
9 - 5.1 Interference to other equipment
9 - 5.2 Environmental audio- frequency magnetic background fields

Adopts IEC 60118-4 to provide an input signal for hearing aids operating with an induction pickup coil.

Committee
AV-003
DocumentType
Standard
ISBN
0 7337 8037 7
Pages
3
ProductNote
Pending Revision indicates that as a result of the Aged Standards review process, the document needs updating. If no project proposal, meeting the quality criteria, is received within the 12 month timeframe, the document shall be withdrawn.
PublisherName
Standards Australia
Status
Withdrawn
Supersedes

Standards Relationship
IEC 60118-3:1983 Identical
IEC 60118-4:1981 Identical

Originated as AS 1088-1971.
Previous edition AS 1088.4-1987.
Revised and redesignated as AS 60118.4-2007.

AS IEC 61672.1-2004 Electroacoustics - Sound level meters Specifications
AS IEC 61672.2-2004 Electroacoustics - Sound level meters Pattern evaluation tests

AS 1428.5-2010 Design for access and mobility Communication for people who are deaf or hearing impaired (Reconfirmed 2016)

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