Defense and
Sound Sources
HAI Products for Navies Around the World
HAI Sound Sources for Submarine Defense
36 Air Gun Array
HAI Low Frequency Sound Sources
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to a Wide Range of Industries
Home | Product Information | Defense & Sound Sources
HAI is the leading provider to the United States Navy for Hydroacoustic Low Frequency (HLF) sources and Underwater Air Gun Systems used in the protection and defense of both above water and underwater naval fleets.
Applications include anti-submarine warfare, diver interdiction, acoustic decoy systems mine countermeasures, tactical and strategic long range,calibration and oceanograpghic measurements.
HAI's Hydroacoustic Low Frequency Sources & Underwater Air Gun Systems offer tremendous defense versatility.
In addition, HLF sources and underwater Air Gun systems are compatible with standard navy signal processing technology. HAI has delivered over 120 sources since 1975. We provide maintenance and service to keep our products fully operational when you need them.
HLF Energy Spectrum Level and Frequency Plots PDF