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PJ Bernard operates the traction winch that is used to lower the DSL-120 sidescan sonar down to the seafloor. The large storage drum of wire behind him holds about 11,000 meters of fiber optic cable!


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PJ Bernard operates the traction winch that is used to lower the DSL-120 sidescan sonar down to the seafloor. The large storage drum of wire behind him holds about 11,000 meters of fiber optic cable!

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