TEWKSBURY, Mass., Sept. 2 (UPI) -- The U.S. Navy has ordered airborne anti-submarine warfare sensors from Raytheon under a new $33 million contract.
The AN/AQS-22 Airborne Low Frequency Sonar, or ALFS, is the primary undersea warfare sensor for the Navy's MH-60R multi-mission helicopter and is integrated with the aircraft's MK 54 lightweight torpedo.