Acoustic window
Acoustical generator
Acoustical source and transducer having, and method for,...
Acoustically transparent hydrophone probe
Acoustically transparent hydrophone probe
Acousto-optical marine sensor array
Active acoustic impedance modification arrangement for controlli
Active fiber-optic opto-acoustic detector
Active housing broadband tonpilz transducer
Adaptive high frequency laser sonar system
Adjustable in-hull transducer assembly
Air gun
Air gun
Air saving sleeve gun
Air supply valve for seismic air gun
Air-gap hydrophone
Airgun having shaft-bearing-guided shuttle and capable of fast r
Airgun valve with slidable valve seat
All-optical towed and conformal arrays
Amplified acousto-optical vibration sensor and ultrasonic transd