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Try a real lesson from the course
These animations come straight from the members area. Drag the sliders, press play and scroll. The full training has more than 100 of them, each one next to a worked explanation.
Lesson 32 · Subsea navigation
Positioning a ROV with USBL
Move the ROV and see how range, bearing and depth turn into a position.
Lesson 43 · Sound velocity
Why sound bends in water
Change the sound speed profile and follow the ray as it refracts (Snell's law).
Lesson 42 · Multibeam
How wide is a multibeam swath?
Change depth and beam angle and read the swath width and footprint.
Scroll-driven · Lesson 38
The Doppler equation, step by step
Keep scrolling: the equation turns into something you can watch.
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The complete training has 120 hours of lessons, the study database and a certificate.
Become an offshore surveyor
A 120-hour English training: positioning, bathymetry, sonar, subsea navigation and data processing.