DIN EN ISO 4869-3-2007 声学.听力保护器.第3部分:用声学试验器具测量耳罩式保护器的插入损耗(ISO 4869-3:2007)
DIN EN ISO 4869-3-2007 标准详情
- 标准号:DIN EN ISO 4869-3-2007
- 中文标题:声学.听力保护器.第3部分:用声学试验器具测量耳罩式保护器的插入损耗(ISO 4869-3:2007)
- 英文标题:Acoustics - Hearing protectors - Part 3: Measurement of insertion loss of ear-muff type protectors using an acoustic test fixture (ISO 4869-3:2007); English version of DIN EN ISO 4869-3:2007-09
- 标准类别:德国标准
- 发布日期:2007-09
内容简介
This part of ISO 4869 specifies a method for measuring the insertion loss of ear-muff type hearing protectors using an acoustic test fixture. The method is applicable to the investigation of production spreads of performance as part of type approval
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