Sound Cancellation Techology

Tom Day twday at
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

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