DR 02542 CP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 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：Standards Australia
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基本信息
标准编号： DR 02542 CP
标准类别：Draft
出版单位：Standards Australia
标准页数：0
标准简介
Proposes the adoption of ISO/TR 389-5:1998 to specify reference equivalent threshold sound pressure levels (RETSPLs) of pure tones in the frequency range from 8 kHz to 16 kHz, applicable to the calibration of air conduction audiometers for specific earphones.
替代本标准的新标准
