Underwater surveillance system
Underwater target testing
Underwater transducer
Underwater transducer
Underwater transducer with depth compensation
Underwater vehicle sonar system with extendible array
Unidirectional wave transducer
Variable coupler fiber optic sensor hydrophone
Variable directivity mounting means
Variable multi-stage arc discharge acoustic pulse source transdu
Variable reluctance acoustic projector
Variable reluctance actuated flextension transducer
Variflux vibration transducer
Velocity hydrophone
Vented-pipe projector
Vertical geophone having improved distortion characteristics
Vertical hydrophone array
Vertical-axis transmitting sonar antenna that can be wound...
Very-high-pressure transducer, particularly for detecting the pr
Vessel hull transducer modular mounting system