IEC 60118-4
Hearing Aids - Part 4: Magnetic Field Strength in Audio-Frequency Induction Loops for Hearing Aid Purposes
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| Organization: | IEC |
| Publication Date: | 1 January 1981 |
| Status: | inactive |
| Page Count: | 17 |
| ICS Code (Electroacoustics): | 17.140.50 |
Document History
November 1, 2017
Electroacoustics – Hearing aids – Part 4: Induction-loop systems for hearing aid purposes – System performance requirements
This part of IEC 60118 is applicable to audio-frequency induction-loop systems producing an alternating magnetic field at audio frequencies and intended to provide an input signal for hearing aids...
November 1, 2017
AMENDMENT 1 Electroacoustics – Hearing aids – Part 4: Induction-loop systems for hearing aid purposes – System performance requirements
A description is not available for this item.
December 1, 2014
Electroacoustics – Hearing aids – Part 4: Induction-loop systems for hearing aid purposes – System performance requirements
This part of IEC 60118 is applicable to audio-frequency induction-loop systems producing an alternating magnetic field at audio frequencies and intended to provide an input signal for hearing aids...
October 1, 2006
Electroacoustics – Hearing aids – Part 4: Induction loop systems for hearing aid purposes – Magnetic field strength
This international standard is applicable to audio-frequency induction loop systems producing an alternating magnetic field at audio frequencies and intended to provide an input signal for hearing...
January 1, 1981
Methods of Measurement of Electro-Acoustical Characteristics of Hearing Aids Part 4: Magnetic Field Strength in Audio-Frequency Induction Loops for Hearing Aid Purposes
A description is not available for this item.
IEC 60118-4
January 1, 1981
Hearing Aids - Part 4: Magnetic Field Strength in Audio-Frequency Induction Loops for Hearing Aid Purposes
A description is not available for this item.