AS ISO 8253.2-2009現行
Acoustics - Audiometric test methods Sound field audiometry with pure tone and narrow-band test signals
出版：Standards Australia
專家解讀視頻
基本信息
標準編號： AS ISO 8253.2-2009
發布時間：2009/3/9 0:00:00
標準類別：Standard
出版單位：Standards Australia
標準頁數：12
標準簡介
Adopts ISO 8253-2:1992 to specify the relevant test signal characteristics, requirements for free, diffuse and quasi-free sound fields, and the procedures for sound field audiometry using pure tones, frequency modulated tones or other narrow-band test signals presented by means of one or more loudspeakers, primarily for the purpose of determining hearing threshold levels in the frequency range from 125 Hz to 12500 Hz.
替代本標準的新標準
