ČSN - Czech national standards

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

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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)

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

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

Available design: Print design

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

Available design: Print design

Acoustics - Statistical distribution of hearing thresholds related to age and gender

Available languages: Czech

Available design: Print design

Akustika - Statistické rozdělení prahů slyšení s ohledem na věk a pohlaví.

Available languages: Czech

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Acoustics - Statistical distribution of hearing thresholds as a function of age (ISO 7029:2000)

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Available design: Print design

Acoustics - Statistical distribution of hearing thresholds related to age and gender

Available design: Print design