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About This Item

 

Full Description

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.

 

Document History

  1. SAE ARP1279A

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    Standard Indoor Method of Collection and Presentation of the Bare Turboshaft Engine Noise Data for Use in Helicopter Installations (Stabilized: Dec 2023)

    • Most Recent
  2. SAE ARP1279


    STANDARD INDOOR METHOD OF COLLECTION AND PRESENTATION OF THE BARE TURBOSHAFT ENGINE NOISE DATA FOR USE IN HELICOPTER INSTALLATIONS (Noncurrent: Jun 1985)

    • Historical Version