13.140 Noise with respect to human beings

Displaying 25-36 of 110 results.

LVS EN ISO 389-6:2007

standard

EN
Acoustics - Reference zero for the calibration of audiometric equipment - Part 6: Reference threshold of hearing for test signals of short duration
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10.56 €

LVS EN ISO 389-7:2001

standard

EN
Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions
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10.56 €

LVS EN ISO 389-7:2006

standard

EN
Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free- field and diffuse-field listening conditions
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10.56 €

LVS EN ISO 389-7:2006/A1:2016

amendment

EN
Akustika. Atskaites nulles līmenis audiometrisko iekārtu kalibrēšanai. 7.daļa: Atskaites dzirdes slieksnis brīvā lauka un difūzā lauka klausīšanās apstākļos 1.grozījums. Atskaites slieksnis dzirdei pie 20 Hz un 18 000 Hz brīva lauka klausīšanās apstākļos un pie 20 Hz izkliedētā lauka klausīšanās apstākļos(ISO 389-7:2005/Amd 1:2016)
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12.15 €

LVS EN ISO 389-7:2020

standard

EN
Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions (ISO 389-7:2019)
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12.93 €

LVS EN ISO 389-8:2004

standard

EN
Acoustics - Reference zero for the calibration of audiometric equipment - Part 8: Reference equivalent threshold sound pressure levels for pure tones and circumaural earphones
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9.78 €

LVS EN ISO 389-9:2009

standard

EN
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)
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10.56 €

ISO 1996-1:2003

standard

EN
Acoustics Description, measurement and assessment of environmental noise
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48.19 €

ISO 1996-1:2016

standard

EN
Acoustics -- Description, measurement and assessment of environmental noise -- Part 1: Basic quantities and assessment procedures
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131.24 €

ISO 1996-2:2007

standard

EN
Acoustics Description, measurement and assessment of environmental noise
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48.19 €

ISO 1996-2:2017

standard

EN
Acoustics -- Description, measurement and assessment of environmental noise -- Part 2: Determination of sound pressure levels
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147.55 €

ISO/PAS 1996-3:2022

publicly available specification (PAS)

EN
Acoustics — Description, measurement and assessment of environmental noise — Part 3: Objective method for the measurement of prominence of impulsive sounds and for adjustment of L Aeq
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48.19 €