Rare earth flextensional transducer
Ratchet operated kick-up bracket
Reconfigurable linear sensor arrays for reduced channel count
Reduced mechanical coupling interlink for spatially extended hyd
Reinforced foam core acoustic baffle
Remote cut-off valve
Remote underwater laser acoustic source
Removable air mandrel
Repairable fiber optic hydrophone assembly
Replaceable trolling motor transducer
Resonant acoustic projector
Retractable sensor array system
Retrievable volumetric/planar acoustic array apparatus
Reversible fish finder apparatus
Rib stiffened sound wave projector plate
Rigid sting extension for ocean turbulence measurement from...
Ring-shell projector
Rotary subwoofer marine seismic source