Sound and Vibration Standards


BS EN ISO 4869 : Hearing Protectors
Sound Pressure Levels


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 : Current
Publication Date : 15 March 1995
Confirm Date : 01 January 2003
International Relationships : EN ISO 4869-2:1995, ISO 4869-2:1994
Amended By : AMD8935 AMD 17353 September 2007. AMD 17353 is a corrigendum.
Draft Superseded By : 87/55121 DC

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
Replaces : BS EN 24869-3:1994, ISO/TR 4869-3:1989
International Relationships : EN ISO 4869-3:2007, ISO 4869-3:2007

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
International Relationships : EN ISO 4869-4:2000, ISO/TR 4869-4:1998
Draft Superseded By : 99/564538 DC

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
International Relationships : ISO/TS 4869-5:2006
 
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