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Product Code:SAE ARP4245
Title:Quantities for Description of the Acoustical Environment of the Interior of Aircraft
Issuing Committee:A-21 Aircraft Noise Measure Noise Aviation Emission Modeling
Scope:This Aerospace Recommended Practice (ARP) defines quatities that may be used to describe various attributes of the sound field in the interior of aircraft. For a particular aircraft, or for a specific situation in a paticular aircraft, It may not be necessary to utilize all the quantities included here to provide an adequate description of an aircraft's interior acoustical environment.