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2025 R/V Roger Revelle EM712 /EM124 QAT
Cruise ID: RR2501 Multibeam System: EM712 / EM124 Dates: April 18-29, 2025 R/V Roger Revelle (RR) received a new Seapath 380 and MGC-R3 (‘Seapath 380-R3’) in 2024, sharing the same GNSS antennas used by the Seapath 380 with MRU (‘Seapath 380-5+’); no other modifications were made. The MGC was surveyed by Westlake in March and…
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2025 R/V Sally Ride EM124 / EM712 QAT
Cruise ID: SR2501 Multibeam System: EM124/EM712 Dates: January 25-28, 2025 1. R/V Sally Ride (SR) conducted routing quality assurance testing (QAT) for its EM124 and EM712 multibeam mapping systems at proven test sites off San Diego, CA, upon completion of its winter maintenance period 2. The Multibeam Advisory Committee (MAC) assisted with test planning, configuration…
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2024 R/V Sally Ride EM712/EM124 QAT & Seapath 380-R3 SAT
Ship ID: R/V Sally Ride Multibeam System: EM712/EM124/Seapath 380-R3 Dates: April 3-5, 2024 Attached Documents Report: Related Information
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2024 R/V Armstrong EM712/EM124 SAT
Cruise ID: AR81-02 Multibeam System: EM124/EM712 Dates: March 14-20, 2024 Attached Documents Report: Related Information
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2024 R/V Revelle EM712/EM124 QAT
Cruise ID: RR2401 Multibeam System: EM712/EM124 Dates: February 12, 2024 Attached Documents Report: Related Information
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2023 R/V Roger Revelle EM124/EM712 QAT
Cruise ID: RR2301 Multibeam System: EM124/EM712 Dates: February 4-19, 2023 Attached Documents Report: Related Information
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2023 R/V Sally Ride EM124/EM712 QAT
Cruise ID: SR2307Multibeam System: EM124/EM712Dates: April 4-5, 2023 Executive Summary Attached Documents Report: Related Information
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2021 Sally Ride EM124-SAT EM712-QAT
Cruise ID: SR2104 Multibeam System: EM124/EM712 Dates: June 27 – July 7, 2021 The R/V Sally Ride (SR) received an upgrade of its EM122 topside electronics (installed 2016) to new EM124 hardware and installation of a new SBP29 subbottom profiling system during the 2020-21 maintenance period. Attached Documents Report: Appendix: Related Information
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2020 Roger Revelle SAT EM712 and EM124
Cruise ID: RR2002 Multibeam System: EM712/EM124 Dates: October 18-25, 2020 The R/V Roger Revelle (RR) underwent a major mid-life refit / repower during 2018-2020, receiving newengines and a new gondola to reduce bubble sweep along the acoustic transducers. The Revelle’s multibeam mapping systems were fully upgraded to Kongsberg Maritime EM124 and EM712multibeam echosounders with a…
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2016 Sally Ride System Review
Cruise ID: SR1601 Multibeam System: EM122/EM712 Dates: July 25-28, 2016 The R/V Sally Ride is equipped with a Kongsberg Maritime EM122 (12 kHz) and EM712 (40-100 kHz)multibeam echosounders both utilizing a Seapath 330+ (primary) and iXBlue HYDRINS (secondary)positioning and attitude reference system. This report describes the procedures and results from areview of system geometry, geometric…
