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BSI - BS EN 60118-4

Electroacoustics - Hearing aids Part 4: Induction-loop systems for hearing aid purposes - System performance requirements

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Organization: BSI
Publication Date: 28 February 2015
Status: inactive
Page Count: 58
ICS Code (Electroacoustics): 17.140.50

Document History

BS EN 60118-4
February 28, 2015
Electroacoustics - Hearing aids Part 4: Induction-loop systems for hearing aid purposes - System performance requirements
A description is not available for this item.
BS EN IEC 60118-4
February 28, 2015
Electroacoustics - Hearing aids Part 4: Induction-loop systems for hearing aid purposes - System performance requirements
A description is not available for this item.
BS EN 60118-4
January 31, 2007
Electroacoustics - Hearing aids - Part 4: Induction loop systems for hearing aid purposes - Magnetic field strength
A description is not available for this item.
BS EN 60118-4
November 15, 1998
Hearing Aids - Part 4: Magnetic Field Strength in Audio-Frequency Induction Loops for Hearing Aid Purposes
Gives a standard value of magnetic field strength in audio-frequency induction loops for hearing aid purposes that will give an adequate signal-to-noise ratio without overloading the hearing aid.

References

This document references:
EN IEC 60268-3 - Sound system equipment - Part 3: Amplifiers
Published by CENELEC on June 1, 2018
This part of IEC 60268 applies to analogue amplifiers, and the analogue parts of analogue/digital amplifiers, which form part of a sound system for professional or household applications. It...
This document references:
IEC 60268-10 - Sound system equipment - Part 10: Peak programme level meters
Published by IEC on March 1, 1991
This part of IEC 268 applies to audio-frequency peak programme level meters, for use in equipment for broadcasting, sound reinforcement, sound recording and household entertainment. This standard...
This document references:
EN 61672-1 - Electroacoustics - Sound level meters - Part 1: Specifications
Published by CENELEC on December 1, 2013
A description is not available for this item.
This document references:
IEC 60268-3 - Sound system equipment – Part 3: Amplifiers
Published by IEC on April 1, 2018
This part of IEC 60268 applies to analogue amplifiers, and the analogue parts of analogue/digital amplifiers, which form part of a sound system for professional or household applications. It...
This document references:
IEC 61672-1 - Electroacoustics - Sound level meters - Part 1: Specifications
Published by IEC on September 1, 2013
This part of IEC 61672 gives electroacoustical performance specifications for three kinds of sound measuring instruments: a time-weighting sound level meter that measures exponential-time-weighted,...
This document is referenced by:
S1093 - PMVT Lifts (including managed evacuation lifts)
Published by LUL on August 1, 2023
This Standard applies to lifts that are used as a Primary Means of Vertical Transportation in a LU station. They shall be referred to as PMVT lifts. Lifts that are used as a Secondary Means of...
This document is referenced by:
S1095 - SMVT Lifts (including Firefighters and Evacuation lifts)
Published by LUL on May 1, 2023
This standard applies to the stages of design, manufacture, installation, commissioning, and safe use of all SMVT lifts including firefighters lifts, evacuation lifts and the modernisation of...
This document is referenced by:
S1142 - Operational Information Systems
Published by LUL on March 1, 2023
This standard applies to all customer and staff facing aspects of audio and visual information delivery used and operated by LU or its partners and shall apply throughout public and non-public areas...
This document is referenced by:
G-149 - The Installation and Maintenance of Audio Frequency Induction Loops Systems (AFILS)
Published by LUL on February 1, 2008
This Manual of Good Practice is for those who specify, design, install and maintain through contract, AFILS on London Underground premises. Purpose The purpose of this Manual of Good Practice is to...
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