Suspended ceilings have an impact on sound insulations as well as on room acoustics. The suspension height, meaning the space between room ceiling and suspended ceiling, is an important parameter which influences both acoustical effects. According...
VDI Fachmedien GmbH & Co. KG, Düsseldorf 2024
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VDI Fachmedien GmbH & Co. KG, Düsseldorf 2024
Authors:
Article
No access
Page 142 - 144
The development of speech intelligibility tests began over 80 years ago, originally for the needs of telephone technology. The initial aim was to test the quality of electro-acoustic transmission systems and routes. The indicator for this was the...