FAA paper Noise Attenuation Properties of Noise-Canceling Headsets
Jim Macklin wrote:
InFO
Information for Operators
U.S. Department InFO 07001
of Transportation DATE: 1/5/07
Somebody wasted my tax dollars coming up with this piece
of "obvious" drivel? Try them on and see what you can
hear?
I need to get some FAA contracts going.
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