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BS EN ISO 389-1:2000被替代

Acoustics. Reference zero for the calibration of audiometric equipment. Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones

出版:British Standards Institution

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基本信息
标准编号: BS EN ISO 389-1:2000
发布时间:2000/5/15 0:00:00
标准类别:Standard
出版单位:British Standards Institution
标准页数:20
标准简介

Defines a standard reference zero for the scale of hearing threshold level applicable to pure-tone air conduction audiometers, to promote agreement and uniformity in the expression of hearing threshold level measurements throughout the world.

标准备注

© British Standards Institution 2013

替代本标准的新标准

BS EN ISO 389-1:2018