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Country of Origin: USA


The AN/SQS-11 was an obsolete, hull-mounted, search and attack sonar designed for Anti-Submarine Warfare (ASW) destroyers and escorts. This sonar was similar to the AN/SQS-10 (see separate database entry) except that the SQS-11 operateed at a higher frequency (25.5 KHz vs 20 KHz).


Initial operational capability approx 1951. No longer in production or in service.

For more information search in the Daily Defense News Capsules.

issues and notes


operational notes


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