Acoustics - Audiometric test methods - Part 1: Basic pure-tone air and bone conduction threshold audiometry (ISO/DIS 8253-1:2008); German version prEN ISO 8253-1:2008
Acoustics - Reference zero for the calibration of audiometric equipment - Part 9: Preferred test conditions for the determination of reference hearing threshold levels (ISO 389-9:2009); German version EN ISO 389-9:2009— 18 стр.
Acoustics - Audiometric test methods - Part 2: Sound field audiometry with pure tone and narrow-band test signals; identical with ISO 8253-2:1992— 12 стр.
Acoustics - Audiometric test methods - Part 2: Sound field audiometry with pure-tone and narrow-band test signals (ISO 8253-2:2009); German version EN ISO 8253-2:2009— 24 стр.
