
Acoustics - Normal Equal-loudness Level Contours
出版:Nederlands Normalisatie Instituut

专家解读视频
基本信息
标准编号: NEN ISO 226:2003
发布时间:2003/10/1 0:00:00
标准类别:Standard
出版单位:Nederlands Normalisatie Instituut
标准页数:18
标准简介
Defines combinations of sound pressure levels and frequencies of pure continuous tones, which are perceived as equally loud by human listeners.
标准备注
Supersedes NEN 20226 and NEN 20454. (10/2002)
等同采用的国际标准
ISO 226:2003 - Identical