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doppler log
Marine Teacher
Nov 8, 20202 min read
Doppler Log Errors
Error in transducer orientation: The transducers should make a perfect angle of 60° with respect to the keel or else the speed indicated...
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Marine Teacher
Nov 7, 20201 min read
Doppler Log Speed Through Water
The transmitted pulse has certain power and can go up to a limited depth usually 200 meters. Beyond this depth, the echoes from the...
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Marine Teacher
Nov 7, 20203 min read
Doppler Log Janus Configuration
Doppler Log general formula with only one transducer- A transducer is fitted on the ship’s keel which transmits a beam of acoustic wave...
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Marine Teacher
Nov 7, 20201 min read
Doppler Log Principle
PRINCIPLE Doppler log is based on the principle of “Doppler Shift Effect”, i.e., apparent change in frequency received (from what was...
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