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CAPTAS anti-submarine warfare sonar

Country of Origin: France


The Combined Active/Passive Towed Array Sonar (CAPTAS) is from the low-frequency active sonar-variable depth sonar (LFAS-VDS) family of systems optimized to exploit the effects of thermal layering in the ocean to achieve maximum range.

Its center frequency is also low enough to reduce the absorption effect of both the seawater and any anechoic covering on a submarine.

CAPTAS sonars are designated as UMS 4200 series systems and include the UMS 4229 and UMS 4249 (also known as CAPTAS...

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