Measurement microphones - Part 8 : methods for determining the free-field sensitivity of working standard microphones by comparison - Electroacoustique
€126.00
Sound systems for emergency purposes
€106.50
Measurement microphones - Part 6 : electrostatic actuators for determination of frequency response
€111.67
Electroacoustics - Hearing aids - Part 7 : measurement of the performance characteristics of hearing aids for production, supply and delivery quality assurance purposes - Électroacoustique
€99.50
Underwater acoustics - Hydrophones - Calibration of hydrophones - Part 1 : procedures for free-field calibration of hydrophones - Acoustique sous-marine - Hydrophones - Étalonnages des hydrophones, Partie 1 : procédures d'étalonnage en champ libre des hydrophones
€188.67
Sclaes and sizes for plotting frequency characteristics and polar diagrams (IEC 60263:1982)
€56.17
Hearing aids - Part 1: Hearing aids with induction pick-up coil input (IEC 60118-1:1995 + A1:1998); German version EN 60118-1:1995 + A1:1998.
€63.27
Electroacoustics - Simulators of human head and ear - Part 3: Acoustic coupler for the calibration of supra-aural earphones used in audiometry (IEC 60318-3:1998); German version EN 60318-3:1998.
Sound system equipment: Headphones and earphones associated with portable audio equipment - Maximum sound pressure level measurement methodology and limit considerations - Part 1: General method for "one package equipment"; German version EN 50332-1:2000.
Filters for the measurement of audible sound in the presence of ultrasound (IEC 61012:1990); German version EN 61012:1998
€41.78
Ultrasonics - Hydrophones - Part 3: Properties of hydrophones for ultrasonic fields (IEC 62127-3:2022); German version EN IEC 62127-3:2023.
€122.34
Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 1 : methods of measuring and specifying the performance of system components - Électroacoustique
€87.39
Electroacoustics - Methods to determine corrections to obtain the free-field response of a sound level meter - Électroacoustique
€107.86
Electroacoustics - Sound level meters - Part 1 : specifications - Électroacoustique
€83.00
Electroacoustics - Sound level meters - Part 2 : pattern evaluation tests - Électroacoustique
€153.00
