in reports

2011 Atlantis Acoustic Test Report

Vessel ID: R/V Atlantis
Multibeam System: EM122
Dates: June 2011

The R/V Atlantis replaced its EM122 multibeam echosounder with an EM124 upgrade during the 2020-21 The acoustic signature of R/V ATLANTIS was successfully measured during this acoustic test. The levels of the EM 122 were controlled by a combination of flow noise and gondola cavitation. Higher sea state data was also influenced by bubble sweepdown effects.

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