DIN EN 24869-3-1994 声学.听力保护器.质量检验用耳罩型保护器测量插入损失的简易方法
DIN EN 24869-3-1994 标准详情
- 标准号:DIN EN 24869-3-1994
- 中文标题:声学.听力保护器.质量检验用耳罩型保护器测量插入损失的简易方法
- 英文标题:hearing protectors; simplified method for the measurement of insertion loss of ear-muff type protectors for quality inspection purposes (iso/tr 4869-3:1989)
- 标准类别:德国标准
- 发布日期:1994-02-01
内容简介
The document specifies a method for measuring the insertion loss of ear-muff type hearing protectors for quality inspection purposes. The method may also be used to investigate production spreads of performance as part of type approval or certificati
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