Huibert-Jan Lekkerkerk is a contributing editor, freelance hydrographic consultant and author of other publications on GNSS and hydrography and principal lecturer in Hydrography at Skilltrade (Cat B) and the MIWB (Cat A). 


GNSS Receivers – Evolution or Revolution?

Satellite surveying… are there any industry professionals out there not using it on (almost) a daily basis? Over the last 30 years, GNSS has become the main positioning instrument for most applications, writes Huibert-Jan Lekkerkerk. Of course, there are still some exceptions where correct re... (read more)