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Thread: Malaysian Airlines MH370 contact lost
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Old 7th Apr 2014, 01:26
  #9344 (permalink)  
BrookeEngineer
 
Join Date: Mar 2014
Location: Northern California
Age: 81
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Spread spectrum underwater location beacon system
Includes transponder mode to activate pinger.
The process gain in a spread spectrum system can easily be 10, 100 or more increasing the range by those amounts.
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