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Country of Origin: USA


The AN/SSQ-57A is a passive sonobuoy that is capable of monitoring ambient sea noise, monitoring exercises or collecting acoustic intelligence. This system is mechanically similar to the AN/SSQ-41 sonobuoy.

A parachute is deployed during air-launch of the buoy to slow the system's descent. Air-launch can be accomplished from as low as 150 feet to as high as 10,000 ft. Once the sonobuoy enters the water, the seawater-activated battery is energized. Carbon dioxide...

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