
ACOUSTICS - HEARING PROTECTORS - PART 2: ESTIMATION OF EFFECTIVE A-WEIGHTED SOUND PRESSURE LEVELS WHEN HEARING PROTECTORS ARE WORN
出版:Norwegian Standards (Norges Standardiseringsforbund)

专家解读视频
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.
BS EN ISO 4869-2 : 1995 - Identical
DIN EN ISO 4869-2 : 2015 - Identical
ISO 4869-2 : 1994 - Identical
UNI EN ISO 4869-2 : 1998 - Identical
NF EN ISO 4869-2 : 1995 - Identical
UNE EN ISO 4869-2 : 1996 - Identical
EN ISO 4869-2 : 1995 COR 2007 - Identical
NBN EN ISO 4869-2 : 1996 COR 2007 - Identical
I.S. EN ISO 4869-2:1996 - Identical
ONORM EN ISO 4869-2 : 1995 - Identical
SN EN ISO 4869-2 : 1995 CORR 2007 - Identical
NEN EN ISO 4869-2 : 1995 C1 2007 - Identical
UNI EN ISO 4869-2 : 1998 - Identical
SN EN ISO 4869-2 : 1995 CORR 2007 - Identical
DIN EN ISO 4869-2 : 2015 - Identical
DIN EN ISO 4869-2 E : 1995 - Identical
NF EN ISO 4869-2 : 1995 - Identical
ONORM EN ISO 4869-2 : 1995 - Identical
NBN EN ISO 4869-2 : 1996 COR 2007 - Identical
EN ISO 4869-2 : 1995 COR 2007 - Identical
ISO 4869-2 : 1994 - Identical
I.S. EN ISO 4869-2:1996 - Identical
BS EN ISO 4869-2 : 1995 - Identical
NEN EN ISO 4869-2 : 1995 C1 2007 - Identical
UNE EN ISO 4869-2 : 1996 - Identical