Véhicules routiers - Mesurage du bruit aérien émis par les véhicules de collecte des ordures ménagères
€47.00
Acoustique - Code d'essai pour le mesurage du bruit aérien émis par les machines-outils
€97.00
Measurement and characterisation of ultrasonic fields using hydrophones in the frequency range 0.5 MHz to 15 MHz
€369.00
Hearing aids; magnetic field streng in audio-frequency induction loops for hearing aid puroses (IEC 118-4:1981); german version HD 450.4 S1:1985
€34.30
Acoustics; test code for the measurement of airborne noise emitted by rotating electrical machinery; part 1: engineering method for free-field conditions over a reflecting plane (ISO 1680-1:1986); german version EN 21680-1:1991
€77.20
Acoustics; measurement of high-frequency noise emitted by computer and business equipment (ISO 9295:1989); german version EN 29295:1991
€63.27
Projet d'additif 1 à la norme NF S 31-093 de janvier 1990.
€30.50
Methods for determination of airborne acoustical noise emitted by household and similar electrical appliances. Particular requirements Washing machines spin extractors
€269.00
Methods for determination of airborne acoustical noise emitted by household and similar electrical appliances. Particular requirements Dishwashers
Industrial-process control valves. Noise considerations Laboratory measurement of noise generated by hydrodynamic flow through valves
Acoustique - Caractérisation et mesurage du bruit dû au trafic routier
€59.00
Airborne noise emitted by earth-moving machinery Method of measurement exterior in dynamic test conditions
€193.00
Acoustique - Évaluation de systèmes de traitement automatique de la parole - Partie 2 : définitions et méthode d'évaluation de systèmes à sortie vocale.
Test code for the measurement of airborne noise emitted by rotating electrical machinery Engineering method free-field conditions over a reflecting plane
Test code for the measurement of airborne noise emitted by rotating electrical machinery Survey method
