ANSI S12.42-1995 标准详情
- 标准号:ANSI S12.42-1995
- 中文标题:测量头戴听力保护装置插入损耗的真耳内扩音器和声试验器具试验方法
- 英文标题:Microphone-In-Real-Ear and Acoustic Test Fixture Methods for the Measurement of Insertion Loss of Circumaural Hearing Protection Devices
- 标准类别:美国国家标准
- 发布日期:1995
This standard describes the microphone-in-real-ear and the acoustic test fixture methods for the measurement of the insertion loss of circumaural earmuffs, helmets, and communications headsets. The standard contains information on instrumentation, ca
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