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Understanding and comparing cancellation specifications Section 1 of this series dealt with the variables and complexity involved in canceling the repetitive and random aspects of airplane noise. It explained that although the basic elements of all active noise reduction systems are pretty much the same, the details of how they are designed and implemented has […]

A good place to start is with one of the most-asked questions that we receive from pilots: Don’t all active headsets work the same way…or do the same thing? The answer is a simple “yes”…and a much more detailed “no.” It’s yes because the principles of additive cancellation with out-of-phase sound is several decades old […]

Carl Marbach – Publisher Mike Busch – Editor-in-Chief Bob Kaputa – Managing Editor Doug Ritter – News Editor Jennifer Whitley – Copy Editor Randy Jenkins – Graphic Artist Liz Swaine – Newswriter John Deakin – Columnist Howard Fried – Columnist Michael Maya Charles – Columnist Walter Atkinson – Contributor Brent Blue, M.D. – Contributor Ann […]