SAE ARP1279A PDF
$24.00
Standard Indoor Method of Collection and Presentation of the Bare Turboshaft Engine Noise Data for Use in Helicopter Installations (Stabilized: Dec 2023)
SAE International , 12/18/2023
File Format: PDF
SAE ARP1279A PDF
This Aerospace Recommended Practice (ARP) outlines a recommended test procedure, data collection and preparation method for indoor noise tests of a bare turboshaft engine suitable for helicopter installations. It should be recognized that free field measurements are preferable.
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