Entertainment Technology - Sound Engineering - Part 5: Measures to prevent the risk of hearing loss of the audience by high sound exposure of electroacoustic sound systems
€77.20
Forestry and gardening machinery - Noise test code for portable hand-held machines with internal combustion engine - Engineering method (Grade 2 accuracy) (ISO 22868:2021); German version EN ISO 22868:2021
€128.22
Acoustics - Determination of sound immission from sound sources placed close to the ear - Part 2: Technique using a manikin (ISO/FDIS 11904-2:2020); German and English version prEN ISO 11904-2:2020
€122.34
Acoustics - Audiometric test methods - Part 3: Speech audiometry (ISO/DIS 8253-3:2020); German and English version prEN ISO 8253-3:2020
€162.06
Electroacoustics - Audiometric equipment - Part 3: Test signals of short duration (IEC 29/1027/CDV:2019); German and English version prEN IEC 60645-3:2019
€91.03
Acoustics - Recommended practice for the design of low-noise workplaces containing machinery - Part 1: Noise control strategies (ISO 11690-1:2020); German version EN ISO 11690-1:2020
€116.64
Acoustics - Recommended practice for the design of low-noise workplaces containing machinery - Part 2: Noise control measures (ISO 11690-2:2020); German version EN ISO 11690-2:2020
Acoustics - Recommended practice for the design of low-noise workplaces containing machinery - Part 1: Noise control strategies (ISO/FDIS 11690-1:2020); German and English version prEN ISO 11690-1:2020
Acoustics - Recommended practice for the design of low-noise workplaces containing machinery - Part 2: Noise control measures (ISO/FDIS 11690-2:2020); German and English version prEN ISO 11690-2:2020
The normal threshold of hearing for pure tones by earphone listening
€165.00
Acoustics - Audiometric test methods - Part 2: Sound field audiometry with pure tone and narrow-band test signals; identical with ISO 8253-2:1992
€63.27
Electroacoustics - Specifications for personal sound exposure meters (IEC 61252:1993); German version EN 61252:1995
Audiometers - Part 3: Auditory test signals of short duration for audiometric and neuro-otological purposes (IEC 60645-3:1994); German version EN 60645-3:1995.
€48.79
IEC 318 ear simulator adapters for the calibration of audiometric earphones in the extended high frequency range (IEC 29/299/CD:1995)
Acoustics - Standard reference zero for the calibration of pure-tone air conduction audiometers (ISO 389:1991); German version EN ISO 389:1995
