Acoustical generator
Acoustical modulator for fiber optic transmission
Acoustical source and transducer having, and method for,...
Acoustically filtered transducer
Acoustically transparent hydrophone probe
Acoustically transparent hydrophone probe
Acousto-optical marine sensor array
Acoustooptic device capable of internally cooling an acoustoopti
Active acoustic impedance modification arrangement for controlli
Active fiber-optic opto-acoustic detector
Active housing broadband tonpilz transducer
Adaptive high frequency laser sonar system
Adaptive preset force level control for a seismic vibrator
Adjustable in-hull transducer assembly
Air coupled ultrasonic transducer
Air gun
Air gun
Air saving sleeve gun
Air supply valve for seismic air gun
Air-gap hydrophone