Dive Helmet Noise Quieting
Navy STTR FY2012.A


Sol No.: Navy STTR FY2012.A
Topic No.: N12A-T020
Topic Title: Dive Helmet Noise Quieting
Proposal No.: N12A-020-0183
Firm: Oceanit Laboratories, Inc.
Oceanit Center
828 Fort Street Mall, Suite 600
Honolulu, Hawaii 96813-4314
Contact: Christopher Sullivan
Phone: (808) 531-3017
Web Site: www.oceanit.com
Abstract: Helmeted navy divers are exposed to high levels of noise from self-generated mechanisms, such as regulator exhaust, and external sources, such as underwater tool-generated noise. Noise exposure limits can be easily exceeded especially if effective communications through helmet-mounted speakers is required. A multi-faceted approach is proposed to reduce self-generated noise as well as overall helmet-transmitted noise from external sources such as tools. Modeling, analysis, design and initial testing will be performed.
Benefits: Domestic and international underwater construction firms, ship-husbandry companies and offshore oil rig developers would benefit from this technology.

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