I.S. EN ISO 389-5:2000被替代
Acoustics - Reference Zero For The Calibration Of Audiometric Equipment - Part 5: Reference Equivalent Threshold Sound Pressure Levels For Pure Tones In The Frequency Range 8 Khz To 16 Khz
出版：National Standards Authority of Ireland
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基本信息
标准编号： I.S. EN ISO 389-5:2000
发布时间：2000/3/10 0:00:00
标准类别：Standard
出版单位：National Standards Authority of Ireland
标准页数：16
标准简介
Gives reference equivalent threshold sound pressure levels (RETSPLs) of pure tones in the frequency range from 8 kHz, that applies to the calibration of air conduction audiometers for specific earphones.
替代本标准的新标准
