Single-coil force balance velocity geophone
Single-sided electro-mechanical transduction apparatus
Slamming-resistant sonar dome canoe
Sleeve shuttle air gun
Sliced phased array doppler sonar system
Slotted cylinder marine siesmic method and source
Slotted cylinder transducer with sealing boot and method of...
Slotted cylinder transducer with trapezoidal cross-sectional...
Small diameter, low frequency multimode hydrophone
Sodar housing with non-woven fabric lining for sound absorption
Soft sonar suspension system
Solid fill acoustic array
Solid marine seismic cable
Solid marine seismic cable
Solid marine seismic cable assembly
Sonar antenna
Sonar antenna for use as the head of an underwater device, and m
Sonar apparatus
Sonar beam shaping with an acoustic baffle
Sonar detection apparatus