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>BSI Standards >17 METROLOGY AND MEASUREMENT. PHYSICAL PHENOMENA>17.140 Acoustics and acoustic measurements>17.140.50 Electroacoustics>BS EN 60118-4:1998 Hearing aids Magnetic field strength in audio-frequency induction loops for hearing aid purposes
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immediate downloadReleased: 1998-11-15
BS EN 60118-4:1998 Hearing aids Magnetic field strength in audio-frequency induction loops for hearing aid purposes

BS EN 60118-4:1998

Hearing aids Magnetic field strength in audio-frequency induction loops for hearing aid purposes

CURRENCY
151.2 EUR
Standard number:BS EN 60118-4:1998
Pages:10
Released:1998-11-15
ISBN:0 580 30681 X
Status:Standard
DESCRIPTION

BS EN 60118-4:1998


This standard BS EN 60118-4:1998 Hearing aids is classified in these ICS categories:
  • 17.140.50 Electroacoustics

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.
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