Development of Improved Earphone-Earcup System for AVC Helmet.
Abstract
This document covers the technical details of work performed to improve the noise attenuation characteristics and frequency response of an earphone-earcup system used in DH-132 AVC Helmet. This new design results in a system that is rugged, lightweight, has improved intelligibility, and reduced medical hazard for crewmen in tracked armored vehicles. (Author)
Document Details
- Document Type
- Technical Report
- Publication Date
- Nov 01, 1979
- Accession Number
- ADA079550
Entities
People
- Michael A. Bryson