Sentence lists for intelligibility test
€24.39
Sound recording medium for the hearing test using speech in accordance with DIN 45621 part 2 (recording 1973); requirements
IEC 61252:2025 Electroacoustics - Personal sound exposure meters
€389.00
Acoustics - Determination of occupational noise exposure - Methodology (ISO 9612:2025); German version EN ISO 9612:2025.
€167.66
Acoustics - Determination of occupational noise exposure - Engineering method (ISO 9612:2009)
€50.00
Acoustics - Recommended practice for the design of low-noise workplaces containing machinery - Part 3: Sound propagation and noise prediction in workrooms (ISO/TR 11690-3:1997)
€124.00
Forestry and gardening machinery - Noise test code for portable hand-held machines with internal combustion engine - Engineering method (Grade 2 accuracy) (ISO 22868:2011)
Electroacoustics - Audiometric equipment - Part 7: Instruments for the measurement of auditory evoked potentials (IEC 29/1189/CDV:2024); German and English version prEN IEC 60645-7:2024
€111.40
Acoustics - Normal equal-loudness-level contours (ISO 226:2023); Text in German and English
€91.03
€98.32
Acoustics - Statistical distribution of hearing thresholds related to age and gender (ISO 7029:2017 + Amd 1:2024); German version EN ISO 7029:2017 + A1:2024
€122.34
Acoustics - Hearing protectors - Subjective method for the measurement of sound attenuation (ISO 4869-1:1990)
€62.00
IEC 61252:1993 Electroacoustics - Specifications for personal sound exposure meters
€186.00
Forestry machinery - Noise test code for portable hand-held machines with internal combustion engine - Engineering method (Grade 2 accuracy) (ISO 22868:2005)
€79.00
€78.00
