Thales subsidiary Advanced Acoustic Concepts (AAC) announced on February 29 that it had delivered the first CAPTAS-4 variable-depth sonar for the US Navy’s Constellation-class frigates ahead of schedule.

Navy’s Newest Sonar System

The unveiling of the CAPTAS-4 sonar system for the Navy’s Constellation-class frigates is a significant win for our anti-submarine warfare (ASW) capabilities.

It’s been a long time coming, but finally, we’ve got something promising to replace the problematic AN/SQS-62 program.

That system was widely considered to be more trouble than it was worth, causing headaches with integration and reliability.