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Anechoic chamber at the Harvard Acoustics Research Laboratory. "An anechoic chamber is also a kind of prosthesis, serving to eliminate sound reflections in a room. Bell Labs built the first one, and Harvard's Acoustics Research Laboratory also built one. (See Beranek's Box by Laci Videmsky for a short film on the anechoic chamber at Harvard). John Cage famously sat in Harvard's anechoic chamber for a period of time and emerged with a striking observation : I heard two sounds, one high and…

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from The Sound Blog

Does an anechoic chamber cause hallucinations? by acousticengineering: In a very quiet anechoic chamber(echo free), no sound from the outside world enters you ear canals. That does not mean, however, that you hear silence. You might hear the blood gently pumping through your head, or a high-pitched hiss caused by spontaneous firings of the auditory nerve... #Acoustics #Anechoic_Chamaber

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from www.alibaba.com

#acoustic wall insulation, #anechoic chamber sound proof, #recordng studio soundproofing foam

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from Gizmodo

Yesterday, while touring a new building on Microsoft's campus, I came across an anechoic chamber: A room designed to eliminate all noise from outside—and in. I spent about 5 minutes locked inside, and man is it freaky.

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