The US Navy (USN) and Fincantieri Marinette Marine say they are examining options for an alternative non-developmental variable depth sonar (VDS) for the new FFG-62 Constellation-class guided missile frigates due to concerns over the performance of the Raytheon AN/SQS-62 Dual-mode Array Transmitter Mission System (DART) VDS that was initially chosen for the vessels.

The US Navy (USN) and Fincantieri Marinette Marine say they are examining options for an alternative non-developmental variable depth sonar (VDS) for the new FFG-62 Constellation-class guided missile frigates due to concerns over the performance of the Raytheon AN/SQS-62 Dual-mode Array Transmitter Mission System (DART) VDS that was initially chosen for the vessels.

The US Navy (USN) and Fincantieri Marinette Marine say they are examining options for an alternative non-developmental variable depth sonar (VDS) for the new FFG-62 Constellation-class guided missile frigates due to concerns over the performance of the Raytheon AN/SQS-62 Dual-mode Array Transmitter Mission System (DART) VDS that was initially chosen for the vessels.

The US Navy (USN) and Fincantieri Marinette Marine say they are examining options for an alternative non-developmental variable depth sonar (VDS) for the new FFG-62 Constellation-class guided missile frigates due to concerns over the performance of the Raytheon AN/SQS-62 Dual-mode Array Transmitter Mission System (DART) VDS that was initially chosen for the vessels.

The US Navy (USN) and Fincantieri Marinette Marine say they are examining options for an alternative non-developmental variable depth sonar (VDS) for the new FFG-62 Constellation-class guided missile frigates due to concerns over the performance of the Raytheon AN/SQS-62 Dual-mode Array Transmitter Mission System (DART) VDS that was initially chosen for the vessels.

The US Navy (USN) and Fincantieri Marinette Marine say they are examining options for an alternative non-developmental variable depth sonar (VDS) for the new FFG-62 Constellation-class guided missile frigates due to concerns over the performance of the Raytheon AN/SQS-62 Dual-mode Array Transmitter Mission System (DART) VDS that was initially chosen for the vessels.