Acoustics - Guidelines for noise control in offices and workrooms by means of acoustical screens (ISO 17624:2004); German version EN ISO 17624:2004
€84.58
Electroacoustics - Audiometric equipment - Part 5: Instruments for the measurement of aural acoustic impedance/admittance (IEC 60645-5:2004); German version EN 60645-5:2005.
€111.40
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); German version EN ISO 389-7:2005.
€77.20
Acoustics - Normal equal-loudness-level contours (ISO 226:2003)
€98.32
Acoustics - Reference zero for the calibration of audiometric equipment - Part 5: Reference equivalent threshold sound pressure levels for pure tones in the frequency range 8 kHz to 16 kHz (ISO 389-5:2006); German version EN ISO 389-5:2006.
€63.27
Acoustics - Reference zero for the calibration of audiometric equipment - Part 6: Reference threshold of hearing for test signals of short duration (ISO 389-6:2007); German version EN ISO 389-6:2007
Acoustics - Loudness scaling by means of categories (ISO 16832:2006)
Event-Technology - Sound Engineering - Part 5: Measures to prevent the risk of hearing loss of the audience by high sound exposure of electroacoustic sound systems
Electroacoustics - Audiometric equipment - Part 3: Test signals of short duration (IEC 60645-3:2007); German version EN 60645-3:2007.
Acoustics - Determination of occupational noise exposure - Engineering method (ISO 9612:2009); German version EN ISO 9612:2009
€134.02
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); German version EN ISO 389-9:2009
Electroacoustics - Audiometric equipment - Part 1: Pure-tone audiometers (IEC 29/668/CD:2008)
€122.34
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
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 threshold sound pressure levels for pure tones and supra-aural earphones (ISO 389-1:2017); German version EN ISO 389-1:2018.
