DIN IEC 60118-4:1991-11

Superseded

Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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; MAGNETIC FIELD STRENGTH IN AUDIO FREQUENCY INDUCTION LOOPS FOR HEARING AID PURPOSES

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Superseded date: 01-08-1999

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Published date: 12-01-2013

Publisher: German Institute for Standardisation (Deutsches Institut für Normung)

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Applies to audio frequency induction loop system producing an alternating magnetic field and intended to provide an input signal for hearing aids operating with an induction pick up coil. Specifies a standard value of magnetic field strength in audio frequency induction loops for hearing aid purposes, such as will give an adequate signal to noise ratio without overloading the hearing aid.

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Document Type	Standard
ISBN
Pages
Published
Publisher	German Institute for Standardisation (Deutsches Institut für Normung)
Status	Superseded
Superseded By	DIN EN 60118-4:2015-10

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

Equivalent Standard(s)	Relationship
HD 450.4 : 200S1	Corresponds
IEC 60118-4:2014+AMD1:2017 CSV	Similar to
HD 450.4 : 200S1	Identical

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