This study provides information on how different acoustic treatments can be used to obtain different room acoustic qualities, and can be used to improve and fine-tune the room acoustic parameters for better speech and listening conditions in classrooms. The background overview The most common acoustical treatment in ordinary classrooms is a suspended sound absorbing ceiling. […]
sound absorption
Huge media attention in Sweden for report on sound environment
Every other in Sweden is disturbed by Noise! According to a recent report, noise is a major problem at work. Almost every employee is affected, says the president of Hörselskadades (Hearing impaired) Association (HRF), who commissioned the report. “The problem with the sound environment is everywhere – even in school and at cafes for example. […]
Test codes for sound absorption measurements
Nils-Åke Andersson CEN/TC 126, Building acoustics, has created a working group, WG 11, to develop Test Codes for suspended, acoustic ceilings. WG 11 started its work about a year ago with Nils-Åke Andersson from Saint-Gobain Ecophon as convener and has now about 15 participants from around Europe. The reason doing this work is the problems […]
