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Deep-water Black-box Retrieval

Restricted operating life, limited range and bearing ambiguity in deep water are the known limitations of current locator beacons mounted on aircraft. These problems raise important questions: what is the...

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Air France Flight AF 447

Air France flight 447, a scheduled passenger service from Rio de Janeiro (Brazil) to Paris (France), went missing on 1 June 2009 over the Atlantic Ocean with 228 people onboard....

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Black Box Retrieval

Our July/August issue carried a news feature in the direct aftermath of the Air France Flight AF 447 crash. It seems this article was highly appreciated and, given the many...

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Easytrak Nexus Shines in Korea

Applied Acoustics' Field Engineer Mark Eccleston is recently back from Korea where he lead a training course covering all operational aspects of the new Easytrak Nexus, the latest USBL tracking...

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Underwater Positioning

By Camille Béchaz, ACSA and Fran­­çois Boucquaert, Fugro-Topnav, France Fugro evaluated the accuracy of the GPS Intelligent Buoy (GIB-Lite) system for its possible use in shallow-water offshore underwater positioning applications....

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Easytrak Nexus

Applied Acoustic Engineering launched its latest USBL tracking system at Ocean Business in Southampton (UK). The new system, Easytrak Nexus, determines the position of a dynamic subsea target through the...

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Geophysical Surveys in West Africa

Detailed marine geophysical surveys are considered a key element in the process of development and construction of new offshore ports and load-out facilities. Specifically, seismic data constitute an essential part...

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L3 Klein CHIRP Sub-bottom Profiler

L-3 Klein has launched a CHIRP Sub Bottom Profiler (SBP) attachment for the 3000 Model Side-scan Sonar. The older SBP was a single transducer 3.5kHz "pinger" and delivered satisfactory performance...

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