Section “Modern instruments, navigation devices” 12 videos with practical exaples of usage. The course is available on a monthly payment basis, details by the link in my bio! - Chartplotter, what is it for, who can manage without it and who can’t? (new!) - Depth sounder (new!) - Electronic wind indicator with wind force measurement (new!) - Mechanical speed log and GPS (detecting currents) (new!) - Multifunctional displays (new!) - Active and passive AIS (new!) - Modern radar with target highlig