Knowledge Base
ebb
A receding current.

ECD
Envelope-to-Cycle Distortion. The time relationship between the phase of the Loran-C carrier and the time origin of the envelope waveform.

echo sounder
An instrument that determines the depth of water by measuring the time interval between the emissions of a sound and the return of its echo from the bottom.

EGNOS
European Geostationary Navigation Overlay Service. The European Satellite Based Augmentation System (see SBAS).

envelope-to-cycle distortion
The time relationship between the phase of the Loran-C carrier and the time origin of the envelope waveform.

European Geostationary Navigation Overlay Service
The European Satellite Based Augmentation System (see SBAS).

 
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