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----- HISTORICAL RECORD -----

AN/SQS-40

Country of Origin: USA

description

The AN/SQS-40 was a modification of the AN/SQS-30 sonar (see separate database entry). The SQS-40 was equipped to provide Steered Directional Transmission (SDT) that allowed the Rotating Directional Transmission (RDT) capability of the earlier system to track a target continuously.

The operating frequency is 10 KHz.

status

Initial operational capability approx 1960. No longer in production or in service.

For more information search in the Daily Defense News Capsules.

issues and notes

None.

operational notes

None.

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