NA 022

DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE

DIN EN ISO 389 [Withdrawn] referenced in following documents:

Document number Edition Title
DIN EN ISO 389-2 1996-10 Acoustics - Reference zero for the calibration of audiometric equipment - Part 2: Reference equivalent threshold sound pressure levels for pure tones and insert earphones (ISO 389-2:1994); German version EN ISO 389-2:1996 More 
DIN EN ISO 389-4 1999-07 Acoustics - Reference zero for the calibration of audiometric equipment - Part 4: Reference levels for narrow-band masking noise (ISO 389-4:1994); German version EN ISO 389-4:1998 More