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NA 001

DIN/VDI Standards Committee Acoustics, Noise Control and Vibration Engineering

About NALS Projects Drafts Publications Documents withdrawn without replacement National committees European committees International committees

DIN EN ISO 11957 [Withdrawn] references following documents:

Document number Edition Title
IEC 60651 1979 Sound level meters More 
IEC 60804 1985 Integrating-averaging sound level meters More 
IEC 60942 1988 Sound calibrators More 
IEC 61260 1995-07 Electroacoustics - Octave-band and fractional-octave-band filters More 
ISO 4871 1996-12 Acoustics - Declaration and verification of noise emission values of machinery and equipment More