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titleAttention:

The Doppler Log (DO-Log) is part of nautical equipment. The operation belongs to the bridge only.

The new DO-Log system was installed in December 2017.

Summary

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contenttypeSummary


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urnvessel:polarstern:do-log
contenttypeMetadata


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urnvessel:polarstern:do-log
contenttypeImages



Transducer Frequency:

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0Frequency
270 kHz

Contacts

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contenttypeContacts



Components

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0Components
The system consists of two transducer elements installed in the ship's keel. The transducers can alternatively be used, e.g. one is backup. Electronic cabinet is mounted in Gravitymeter Room F-632. Hydroacoustic frequency amounts to 270 kHz. Transducer 1 S/N: 17889; Transducer 2 S/N: 17895.

Subdevices

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contenttypeSubdevices



Position

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contenttypeLocalFrame



Data logging, storage and archiving

Logged parameters

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contenttypeParameters



Central geographical ship's position and time standard

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Metadata list
|| File format(s) | *.txt || 
|| Calibration certificates | NO ||

Documentation

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urnvessel:polarstern:do-log
contenttypeResources