Electroacoustics - Audiometric equipment - Part 1: Equipment for pure-tone and speech audiometry (IEC 29/875/CDV:2015); German version FprEN 60645-1:2015
€145.14
Acoustics - Reference zero for the calibration of audiometric equipment - Part 1: Reference equivalent treshold sound pressure levels for pure tones and supra-aural earphones (ISO/DIS 389-1:2016); German version prEN ISO 389-1:2016
€98.32
Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions (ISO 389-7:2005 + Amd 1:2016); German version EN ISO 389-7:2005 + A1:2016.
Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions - Amendment 1: Reference threshold of hearing at 20 Hz and 18 000 Hz under free-field listening conditions and at 20 Hz under diffuse-field listening conditions (ISO 389-7:2005/Amd 1:2016)
€36.00
Operator Sound Pressure Level Exposure Measurement Procedure for Powered Recreational Craft
€77.00
Acoustics. Reference zero for the calibration of audiometric equipment threshold hearing under free-field and diffuse-field listening conditions
€193.00
Acoustique - Zéro de référence pour l'étalonnage d'équipements audiométriques - Partie 7 : niveau liminaire de référence dans des conditions d'écoute en champ libre et en champ diffus - Amendement 1 : seuil d'audition de référence à 20 Hz et 18 000 Hz dans des conditions d'écoute en champ libre et à 20 Hz dans des conditions d'écoute en champ diffus
€28.00
€50.00
Acoustics - Acoustics performances of open-plan offices
€93.67
Sound protection and acoustical design in offices
€128.28
Electroacoustics - Audiometric equipment - Part 1: Equipment for pure-tone audiometry (IEC 60645-1:2012); German version EN 60645-1:2015.
€128.22
Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions (ISO 389-7:2005/DAM1:2015)
€34.30
Électroacoustique - Appareils audiométriques - Partie 1 : appareils pour l'audiométrie tonale
€138.00
Electroacoustics. Audiometric equipment Equipment for pure-tone audiometry
€316.00
Acoustics - Reference zero for the calibration of audiometric equipment - Part 3: Reference equivalent threshold force levels for pure tones and bone vibrators (ISO/CD 389-3:2013)
€105.42
