
Acoustics - Audiometric test methods Part 2: Sound field audiometry with pure-tone and narrow-band test signals
出版:International Organization for Standardization

专家解读视频
Describes relevant test signal characteristics, requirements for free, diffuse, and quasi-free sound fields, and 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.
BS EN ISO 8253-2:2009 - Identical
BS 7636(1993) : 1993 AMD 10028 - Identical
AS/NZS ISO 8253.2:2019 - Identical
NEN ISO 8253-2 : 1993 - Identical
NF ISO 8253-2 : 1993 - Identical
GOST R ISO 8253-2 : 2012 - Identical
PN EN ISO 8253-2 : 2010 - Identical
SN EN ISO 8253-2 : 2010 - Identical
SAC GB/T 16296.2 : 2016 - Identical
DS EN ISO 8253-2 : 2010 - Identical
DIN EN ISO 8253-2 : 2010 - Identical
SANS 8253-2 : 2ED 2011 - Identical
DIN ISO 8253-2 : 1994 - Identical