NEN EN IEC 60118-4 : 2015 AMD 1 2018
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ELECTROACOUSTICS - HEARING AIDS - PART 4: INDUCTION-LOOP SYSTEMS FOR HEARING AID PURPOSES - SYSTEM PERFORMANCE REQUIREMENTS
Published date
01-12-2013
Publisher
Defines requirements for the field strength in audio-frequency induction loops for hearing aid purposes, which will give adequate signal-to-noise ratio without overloading the hearing aid. Also specifies the minimum frequency response requirements for acceptable intelligibility.
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