Source: https://standards.globalspec.com/std/859404/iec-60118-4
Timestamp: 2019-12-08 10:31:31
Document Index: 714870418

Matched Legal Cases: ['art 4', 'art 4', 'art 4', 'art 4', 'art 4', 'art 4']

IEC 60118-4 - Methods of Measurement of Electro-Acoustical Characteristics of Hearing Aids Part 4: Magnetic Field Strength in Audio-Frequency Induction Loops for Hearing Aid Purposes | Engineering360
IEC 60118-4
Methods of Measurement of Electro-Acoustical Characteristics of Hearing Aids Part 4: Magnetic Field Strength in Audio-Frequency Induction Loops for Hearing Aid Purposes
Publication Date: 1 January 1981
ICS Code (Electroacoustics): 17.140.50
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...
AMENDMENT 1 Electroacoustics – Hearing aids – Part 4: Induction-loop systems for hearing aid purposes – System performance requirements
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...
Hearing Aids - Part 4: Magnetic Field Strength in Audio-Frequency Induction Loops for Hearing Aid Purposes