Klein Associates, Inc., has begun full- scale production of the advanced Model 3000 Side Scan Sonar. The all digital, single-beam system is a result of the extensive application of new technologies ...
As divers continue to use "side-scanning sonar" to search the Hudson River for wreckage from the helicopter crash that killed six people, the National Transportation Safety Board said the aircraft was ...
FLATHEAD LAKE - Searchers using a specialized sonar device and robotic underwater cameras Tuesday found fragments from a military aircraft that crashed into Flathead Lake on March 21, 1960.
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