The Euronoise room acoustics session included 7 lectures last wek in Tampere (Finland). Important developments are taking place in that field. Promising! Highlights from the session – Rooms with ceiling treatment are not diffuse. Traditional, Sabine based relationships between reverberation time and sound pressure level do not apply. New calculations methods are needed, taking into […]
Various
Breakthroughs in standardisation in Nordic countries
Nordic requirements and recommendations for acoustic conditions in buildings is a review document (in Swedish) It provides a snapshot of the situation in the begenning of the 2000’es in the Nordic countries and reflects the large efforts put since then to create and improve standards for building performance. A large part of the documents quoted […]
Reverberation time vs. amount of absorption in DIN 18041
German Standard DIN 18041 “Acoustical quality in small to medium-sized rooms” includes a table called “Guideline values for the free ceiling and wall surface areas to be covered with sound absorbers as a multiple of the room basic area (…)”. The table Download file presents for different room types the amount of sound absorbers to […]
New Finnish standard specifies sound conditions in buildings
The Finnish Standards Association published end of 2004 a new standard on acoustics in buildings. SFS 5907 (”Acoustic Classification of Buildings”) can be referred to when expressing acoustics requirements for most types of buildings. The standard is also meant to be an education tool in acoustics for architects and clients. Besides acousticians’ experience, the guide-lines […]
New Finnish standard specifies sound conditions in buildings
The Finnish Standards Association published end of 2004 a new standard on acoustics in buildings. SFS 5907 (”Acoustic Classification of Buildings”) can be referred to when expressing acoustics requirements for most types of buildings. The standard is also meant to be an education tool in acoustics for architects and clients. Besides acousticians’ experience, the guide-lines […]