Word: sonar
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Dates: during 1980-1989
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...Atlanta plunges and rises hundreds of feet, tilts and corners, its sonar banks collecting the undersea sounds and translating them into pictures on dozens of oscilloscopes in darkened crevices of the hull. The torpedoes lie silent in their racks, waiting to be loaded and fired...
...want to explore them. But Petersen concentrates on the nitty gritty of maintaining a ship through attack after attack; his pacing maintains excitement without fail. The same limits of space that enhance the scenes of suspense, where we must suffer with the crew, listening to the watery ping of sonar gingerly feeling out the submarine before it is slammed by bombs, might have constrained the more violently active scenes. Petersen, however, maintains a remarkable degree of motion in such a confined space...
Also on the Columbia were two devices designed to map various geological resources. An imaging radar, a 30-foot long rectangular antenna, bounced sonar waves off terrain and oceans to produce images of the reflecting surfaces. And a multispectral radiometer scanned selected areas at ten infrared wavelengths...
...tempting target, and it attracted some sophisticated thieves. Around midnight, they broke into Miami's Trend-line Jewelry, a large wholesaler of precious metals that also dealt in foreign markets. They knew enough about electronics to thwart a complex alarm system, one that used sonar equipment and electric eyes. They knocked out a second series of alarms that guarded four safes, and then managed to open one and to cut into two others with acetylene torches...