Manufacture underwater speakers for the scientist, synchronized swimmer, lap swimmer, and scuba div...
Manufacturer of acoustic transducers for ship and submarine sonar, oceanographic survey, seismic ex...
Manufacturer of recreational marine and GPS electronics for the consumer sport fishing, boating, av...
Manufactures expendable oceanographic and meteorologic instrumentation and associated data acquisit...
Provides analysis of submarine sonar systems, and a wide variety of airborne, surface, subsurface a...
Manufacture, calibrate and supply underwater sonar acoustic transducers for commercial and military...
Manufactures underwater loudspeakers, hydrophones, diver recall systems, diver signaling devices an...
Manufacture CTFM search and obstacle avoidance scanning sonars, Doppler current profilers and acous...
Designs and manufactures 9600 baud, underwater acoustic modems and precision marine geodetic system...
Design and manufacture acoustic and nonacoustic instrumentation for underwater and subsurface geoph...
Consultancy in underwater acoustics. Services include the environmental effects of underwater sound...
Manufacture echosounders and sonars, underwater communication systems, multibeam systems, transduce...