Serving the Acoustics Community Since 1994
Cross-Spectrum Acoustics Inc. offers Sound & Vibration Consulting Services
The mistaken impression is that an acoustics expert is required only for special venues like cinemas, auditoria and studios. This is a myth. To realise the true potential of any built space the second sense of humankind - hearing - must be given its due importance.
Discotheques, pubs and nightclubs are sources of heavy doses of low-frequency soundwaves that are the most difficult to control. They have large wavelengths and need massive surfaces to control them.
The design community tends to confuse sound absorption and noise isolation. You require a porous material to absorb sound. Quite conversely, a porous material does not block noise.
Architects need to go back to the module on acoustics taught in architectural/civil courses or call in an acoustics expert.
This is good stuff. I might have to steal it.
(I’m kidding, please don’t sue me.)
Wall Street Journal: Sounds of Silencers Are Loud and Clear: PCs Are Too Noisy
Tomas Risberg, a Stockholm neurologist, calls computer noise “a freedom issue.” Why “should I have to listen to something I don’t want to listen to?” demands Dr. Risberg, who helped persuade the Swedish government to adopt computer-noise standards.
[via Boing Boing]
ABC News: Aircraft noise may impair kids’ mental development - informative, but then again, we already knew this.