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Cross References:
ISO 48
ISO 4869-1
ISO/IEC Guide 98:1995
IEC 60263
IEC 61260
IEC 61094-4
89/686/EEC
 

Document History

  1. BS EN ISO 4869-3:2007

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    Acoustics. Hearing protectors-Measurement of insertion loss of ear-muff type protectors using an acoustic test fixture

    • Most Recent
  2. BS EN 24869-3:1994


    Acoustics. Hearing protectors-Simplified method for the measurement of insertion loss of ear-muff type protectors for quality inspection purposes

    • Historical Version
  3. BS DD 192:1990


    Method for measurement of insertion loss of ear-muff type hearing protectors (simplified method for quality inspection purposes)

    • Historical Version