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SAE ARP1279

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

STANDARD INDOOR METHOD OF COLLECTION AND PRESENTATION OF THE BARE TURBOSHAFT ENGINE NOISE DATA FOR USE IN HELICOPTER INSTALLATIONS

Available format(s)

Hardcopy , PDF

Superseded date

28-12-2023

Superseded by

SAE ARP1279A

Language(s)

English

Published date

01-06-1985

€44.15
Excluding VAT

1. SCOPE
2. RECOMMENDATIONS FOR ACOUSTIC MEASUREMENTS
3. RECOMMENDATION FOR DATA REDUCTION AND PRESENTATION
4. REFERENCES - LIST OF STANDARDS AND SPECIFICATIONS
   RELEVANT TO ARP 1279 ON NOISE MEASUREMENTS FROM
   HELICOPTER ENGINES

Describes a recommended test procedure, data collection and preparation method for indoor noise tests of a bare turboshaft engine suitable for helicopter installations.

DocumentType
Standard
Pages
2
PublisherName
SAE International
Status
Superseded
SupersededBy
Supersedes

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.

ANSI S1.11 : 2014 SPECIFICATION FOR OCTAVE-BAND AND FRACTIONAL-OCTAVE-BAND ANALOG AND DIGITAL FILTERS
ANSI/ASA S1.6 : 2016 PREFERRED FREQUENCIES AND FILTER BAND CENTER FREQUENCIES FOR ACOUSTICAL MEASUREMENTS
ANSI S1.10 : 66(R2001) AMERICAN NATIONAL STANDARD METHOD FOR THE CALIBRATION OF MICROPHONES

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