Active acoustics are sound systems that use technology like speakers and microphones to boost or minimize certain sounds in a space…and the sonic control they offer can be dynamic and variable and quite dramatic. Architect Eero Saarinen, 1954, image by Daderot (CC BY-SA 3.0) Kresge Auditorium at the Massachusetts Institute of Technology (MIT) in Cambridge, Massachusetts. ![]() Today, through a combination of passive and active acoustics, architects and acousticians can control the sounds of spaces to fit any kind of need. With sound-proofing and selective-amplification, we can add reverb or take it away. We can make churches sound like clubs and clubs sound like opera houses. This degree of acoustic control, however, is a relatively recent phenomenon. Up until the early 1900s, designers and engineers knew very little about the effects of architecture on sound. ![]() Fogg Art Museum at Harvard University in Cambridge, Massachusetts, 1895 Architectural acoustics were pretty much a roll of the dice in any given project.
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