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ACOUSTICS - HEARING PROTECTORS - PART 2: ESTIMATION OF EFFECTIVE A-WEIGHTED SOUND PRESSURE LEVELS WHEN HEARING PROTECTORS ARE WORN
出版:Comite Europeen de Normalisation

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基本信息
標(biāo)準(zhǔn)編號(hào): EN ISO 4869-2 : 1995 COR 2007
標(biāo)準(zhǔn)類別:Standard
出版單位:Comite Europeen de Normalisation
標(biāo)準(zhǔn)頁(yè)數(shù):0
標(biāo)準(zhǔn)簡(jiǎn)介
Describes three methods of estimating the A weighted sound pressure levels effective when hearing protectors are worn. Coverage includes: Octave-band method, HML method, and SNR method. Also gives detailed tables.