Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 5: Intrinsic characteristics - Sound absorption under direct sound field conditions; German and English version prEN 1793-5:2023
€167.66
Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 6: Intrinsic characteristics - Airborne sound insulation under direct sound field conditions; German and English version prEN 1793-6:2023
€150.65
Acoustics - Measurement of sound pressure level from service equipment or activities in buildings - Engineering method (ISO/DIS 16032:2023); German and English version prEN ISO 16032:2023
€105.42
Acoustique - Détermination des niveaux de puissance acoustique émis par les sources de bruit à partir de la pression acoustique - Méthodes d'expertise pour des conditions approchant celles du champ libre sur plan réfléchissant
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Acoustics - Determination of uncertainties associated with sound emission measures - Part 1: Sound power levels determined from sound pressure measurements (ISO/DIS 5114-1:2023); German and English version prEN ISO 5114-1:2023
€111.40
Acoustics - Test methods for the qualification of the acoustic environment - Part 2: Determination of the environmental correction (ISO/DIS 26101-2:2023); German and English version prEN ISO 26101-2:2023
€98.32
Electroacoustics - Measurement microphones - Part 2: Primary method for pressure calibration of laboratory standard microphones by the reciprocity technique (IEC 61094-2:2009/AMD1:2022); German and English version EN 61094-2:2009/A1:2022
€56.17
Acoustics - Specification of test tracks for measuring sound emitted by road vehicles and their tyres (ISO 10844:2021); Text in German and English
Acoustics - Measurement of sound absorption properties of road surfaces in situ - Part 1: Extended surface method (ISO 13472-1:2022); Text in German and English
Railway applications - Acoustics - Measurement of source terms for environmental noise calculations; German and English version prEN 17936:2022
€162.06
Calculation of the auditory sensation roughness
€122.34
Acoustics - Determination of acoustic properties in impedance tubes - Part 2: Two-microphone technique for normal sound absorption coefficient and normal surface impedance (ISO/DIS 10534-2:2022); German and English version prEN ISO 10534-2:2022
€116.64
Road traffic noise reducing devices. Test method for determining the acoustic performance Intrinsic characteristics of airborne sound insulation under diffuse field conditions
€193.00
Acoustics - Characterization of sources of structure-borne sound and vibration - Indirect measurement of blocked forces (ISO 20270:2019); German and English version prEN ISO 20270:2022
€134.02
Underwater Acoustics - Calibration of acoustic wave vector receivers in the frequency range 5 Hz to 10 kHz (IEC 87/770/CD:2021); Text in German and English
€173.74
