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ISO/TR 4869-3:1989

Withdrawn
Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

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withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

Acoustics Hearing protectors Part 3: Simplified method for the measurement of insertion loss of ear-muff type protectors for quality inspection purposes
Available format(s)

Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users

Withdrawn date

18-02-2019

Language(s)

English, French

Published date

30-11-1989

The procedure specified may be used to investigate production spreads of performance as part of type approval or certification procedures and the change of performance with age. It is not intended to be used as the basic test for type approval purposes. Performance data obtained are not to be quoted as representing the real-ear sound attenuation of an ear-muff, nor the protection provided by the ear-muff.

DevelopmentNote
Also numbered as BS EN 24869-3. (09/2005)
DocumentType
Technical Report
Pages
7
PublisherName
International Organization for Standardization
Status
Withdrawn
SupersededBy

ANSI/PIMA IT7.406:1997 AUDIOVISUAL SYSTEMS - SOUND SYSTEM EQUIPMENT - PART 7: HEADPHONES AND EARPHONES
08/30178754 DC : DRAFT MAR 2008 BS EN 60268-7 - SOUND SYSTEM EQUIPMENT - PART 7 - HEADPHONES AND EARPHONES (GMT)
EN 13819-2:2002 Hearing protectors - Testing - Part 2: Acoustic test methods
I.S. EN ISO 4869-4:2000 ACOUSTICS - HEARING PROTECTORS - PART 4 - MEASUREMENT OF EFFECTIVE SOUND PRESSURE LEVELS FOR LEVEL-DEPENDENT SOUND-RESTORATION EAR-MUFFS
ISO/TR 4869-4:1998 Acoustics Hearing protectors Part 4: Measurement of effective sound pressure levels for level-dependent sound-restoration ear-muffs
PD 6545:2005 Intended use of human head and ear simulators-guide
BS EN 13819-2:2002 Hearing protectors. Testing Acoustic test methods
BS EN ISO 4869-4:2000 Acoustics. Hearing protectors Measurement of effective sound pressure levels for level-dependent sound-restoration ear muffs
EN ISO 4869-4:2000 ACOUSTICS - HEARING PROTECTORS - PART 4 - MEASUREMENT OF EFFECTIVE SOUND PRESSURE LEVELS FOR LEVEL-DEPENDENT SOUND-RESTORATION EAR-MUFFS

ISO 4869-1:1990 Acoustics Hearing protectors Part 1: Subjective method for the measurement of sound attenuation
IEC 60225:1966 Octave, half-octave and third-octave band filters intended for the analysis of sounds and vibrations
IEC 60263:1982 Scales and sizes for plotting frequency characteristics and polar diagrams
ISO 48:2010 Rubber, vulcanized or thermoplastic Determination of hardness (hardness between 10 IRHD and 100 IRHD)

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