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Free minder
Join Date: Nov 2001
Location: Middlessex county, MA
Posts: 9,415
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Quote:
Originally Posted by porwolf
Black boxes are supposed to ping for up to a month, I understand. That signal could be picked up by sensitive Navy audio locator equipment. right?
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This.
Once active, the Dukane DK120 emits a pulse once a second that can be detected by sonar equipment up to two nautical miles away. The beacon works at a depth of 20,000 feet — far deeper than the waters where officials believe the Malaysian plane went down.
Read more: Malaysia Airlines Black Boxes - Business Insider
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