Useful articles
Base photo of ships
Base of photographs of ships. Use the search with photos. The base of photographs of the ships is very extensive. You will easily find the ship you need.
The cursor and other control devices
The cursor is usually controlled by a ball tracker or touch pad
24.12.2021
Interfaces
The interfaces for ECDIS/ECS differ from those of plotter systems in several way...
24.12.2021
ECDIS on board
From 2018, all high-speed vessels, passenger ships> 500 GT, cargo ships and t...
24.12.2021
Navigation by systems
There are currently about 30 ECDIS systems on the market. Even though they have ...
24.12.2021
Sources of Error
Errors exist that distort the radar image so that it does not correctly display ...
23.12.2021
Technical factors affecting the radar image
Although the radar can detect objects in darkness and fog, it cannot see everyth...
23.12.2021
Radar modes
The radar image can be presented in several different modes, each with its own s...
23.12.2021
Echo sounder
The echo sounder is a useful navigation aid. It transmits ultrasound pulses (...
23.12.2021
Sources of error of magnetic field sensors
The main sources of error in magnetic field sensors - Variation and Deviation
22.12.2021
The magnetic compass
The magnetic compass is controlled by the horizontal component of the magnetic f...
22.12.2021
Quality improvements of satellite positions
The position given by a satellite receiver can be improved with a technique that...
22.12.2021
Satellite navigation systems: sources of error
A GNSS receiver usually delivers a position with a nominal error of less than 15...
22.12.2021
Calculating the Position
The receiver measures the distance to a satellite by the time required for the s...
22.12.2021
Satellite navigational systems
Satellite navigation systems determine position by measuring the distance to sat...
22.12.2021
Navigation instruments
Most modern navigation devices are electronic. Electronic devices are equipped w...
22.12.2021
Errors and idiosyncrasies related to electronic chart
There are a number of errors and features that are associated with electronic ca...
21.12.2021
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