Standards ČSN - Czech national standards - Page 129

Acoustics - Reference zero for the calibration of audiometric equipment - Part 6: Reference threshold of hearing test signals of short duration

Standard published on 1.1.2008

Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions

Standard published on 1.3.2022

Acoustics - Reference zero for the calibration of audiometric equipment - Part 8: Reference equivalent threshold sound pressure levels for pure tones and circumaural earphones

Standard published on 1.1.2005

Acoustics - Reference zero for the calibration of audiometric equipment - Part 9: Preferred test conditions for the determination of reference hearing threshold levels

Standard published on 1.1.2010

WITHDRAWN published on 1.5.1993

Acoustics - Reference zero for the calibration of audiometric equipment - Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones (ISO 389-1:1998)

WITHDRAWN published on 1.9.2000

Acoustics. Reference zero for the calibration of audiometric equipment. Part 3: Reference equivalent threshold force levels for pure tones and bone vibrators

WITHDRAWN published on 1.5.1996

Acoustics - Reference zero for the calibration of audiometric equipment - Part 3: Reference equivalent threshold vibratory force levels for pure tones and bone vibrators

WITHDRAWN published on 1.8.2016

Acoustics - Reference zero for the calibration of audiometric equipment - Part 5: Reference equivalent threshold sound pressure levels for pure tones in the frequency range 8 kHz to 16 kHz (ISO/TR 389-5:1998)

WITHDRAWN published on 1.8.2000

Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free-field and difuse-field listening conditions

WITHDRAWN published on 1.12.1998