In November, a navigation error caused the loss of the boat's towed sonar array.

And going shallow gives his sonar arrays a much better field of view.

The Alfa was drawing right now, with contact on all sonar arrays.

The submarine came right, pointing her bow-mounted sonar array at the path that Clark was taking.

He pointed to a substantial and solid blip rapidly entering the sonar array.

Takeovers of other companies gave it expertise in sonar arrays.

Curved sonar array broke off and was hanging limp by the wire.

The aft doors can't be for a sonar array.

Today the submarine may have a wide variety of sonar arrays, from bow mounted to trailing ones.

Takeovers of other companies brought new expertise in sonar arrays.