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British & International Standards
BS EN ISO 4869 : Hearing Protectors
A-weighted Sound Pressure Levels

Noise Measurements

Standard Number BS EN ISO 4869-2:1995
 
Title Acoustics. Hearing protectors. Estimation of effective A-weighted sound pressure levels when hearing protectors are worn
 
Status Confirmed, Current
 
Publication Date 15 March 1995
 
Confirm Date 01 January 2003
 
Cross References ISO 4869-1:1990, EN 24869-1:1992, IEC 60651:1979
 
International Relationships EN ISO 4869-2:1995 Identical, ISO 4869-2:1994 Identical
 
Amended By AMD8935 AMD 17353 September 2007. AMD 17353 is a corrigendum.
 
Supersedes Draft 87/55121 DC
 
Descriptors Acoustics, Ear protectors, Protective clothing, Noise control devices, Noise control (acoustic), Sound intensity, Mathematical calculations, Acoustic absorption
 
ICS 13.140
ICS 13.340.20


Standard Number BS EN ISO 4869-3:2007
 
Title Acoustics. Hearing protectors. Measurement of insertion loss of ear-muff type protectors using an acoustic test fixture
 
Status Current
 
Publication Date 31 August 2007
 
Cross References ISO 48, ISO 4869-1, ISO/IEC Guide 98:1995, IEC 60263, IEC 61260, IEC 61094-4, 89/686/EEC
 
Replaces BS EN 24869-3:1994, ISO/TR 4869-3:1989
 
International Relationships EN ISO 4869-3:2007 Identical, ISO 4869-3:2007 Identical
 
Descriptors Acoustics, Ear protectors, Acoustic testing, Ear muffs, Protective clothing, Safety devices, Sound insulation, Sound intensity, Noise control (acoustic), Acoustic measurement, Test equipment, Testing conditions
 
ICS 13.340.20


Standard Number BS EN ISO 4869-4:2000
 
Title Acoustics. Hearing protectors. Measurement of effective sound pressure levels for level-dependent sound-restoration ear muffs
 
Status Current
 
Publication Date 15 August 2000
 
Cross References ISO 4869-1:1990, ISO 4869-2:1994, ISO/TR 4869-3:1989, IEC 60651, IEC 61094-4, IEC 61260, EN 24869-1:1992, EN ISO 4869-2:1995, EN 24869-3:1993, IEC 60050-801
 
International Relationships EN ISO 4869-4:2000 Identical, ISO/TR 4869-4:1998 Identical
 
Supersedes Draft 99/564538 DC
 
Descriptors Acoustics, Ear protectors, Acoustic testing, Ear muffs, Safety devices, Sound insulation, Sound intensity, Sound-level meters, Physical testing, Noise control (acoustic)
 
ICS 13.340.20


Standard Number DD ISO/TS 4869-5:2006
 
Title Acoustics. Hearing protectors. Method for estimation of noise reduction using fitting by inexperienced test subjects
 
Status Current
 
Publication Date 29 December 2006
 
Cross References IEC 60263, IEC 60645-1, IEC 61260:1995, IEC 61672-1, GUM:1993, ISO 354, ISO 389-1, ISO 4869-1:1990, ISO 6189, ISO 8253-1, ISO 8253-2, ANSI 12.6-1997, AS/NZS 1270:1999
 
International Relationships ISO/TS 4869-5:2006 Identical
 
Descriptors Ear protectors, Protective clothing, Safety measures, Acoustic testing, Acoustic measurement, Attenuation, Audiofrequencies, Sound intensity, Auditory threshold, Performance testing, Test equipment, Testing conditions, Instructions for use, Estimation, Noise control (acoustic)
 
ICS 13.340.20


Noise Measurements

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