Assessment Methods for Personal Active Noise Reduction Validated in an International Round Robin (Methodes d'evaluation des protecteurs auditifs a attenuation active du bruit)

Abstract

Hearing protection with standard passive earmuffs is for many military applications insufficient. Low frequency noises (diesel engines, helicopter rotor) require increased attenuation. Active Noise Reduction (ANR) is specifically suited for reduction at low frequencies. Assessment of ANR for military applications is an important topic as the adverse military environment may cause unexpected reduced performance (e.g. very low rotor-blade noise may overload a for civil applications designed system). This study contains assessment methods for ANR in military applications from five laboratories.

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Document Details

Document Type
Technical Report
Publication Date
Aug 01, 2004
Accession Number
ADA427053

Entities

Organizations

  • NATO Science and Technology Organization

Tags

Communities of Interest

  • Biomedical
  • Energy and Power Technologies
  • Ground and Sea Platforms
  • Human Systems
  • Sensors
  • Space
  • Weapons Technologies

DTIC Thesaurus Topics

  • Acoustics
  • Command And Control
  • Control Systems
  • Data Analysis
  • Electrical Engineering
  • Explosives
  • Frequency Bands
  • Hearing Disorders
  • Human Factors Engineering
  • Information Science
  • Medical Personnel
  • Noise Reduction
  • Plastic Explosives
  • Regression Analysis
  • Speech Transmission
  • Test And Evaluation
  • Test Methods

Readers

  • Acoustics.
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