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Sound Cancellation Techology

Tom Day twday at netcom.com
Sat Jun 17 12:27:36 EST 1995

Peter Wray (ac191 at FreeNet.Carleton.CA) wrote:

: I have heard that there is some technology available that measures an
: incoming sound and emits an equal and opposit sound.  this is intended to
: cancel each other out.

Bose designed a cancelation system for the high efficiency round-the-
world prop plane (I've forgotten the name of the project).  That system
worked incredibly well, especially considering that the plane had
absolutely no exhaust muffling system.
T.W. Day               twday at netcom.com

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