The Leica Viva GS16 is a powerful self-learning GNSS smart antenna. The growing number of signals from ever-increasing satellite constellations demands the GNSS receiver to be smart and reliable. The GS16 is a solid measurement companion for surveyors who need a survey-proof GNSS system that is light to carry anywhere but handles even the most challenging measurement conditions. The GS16 is a smart solution – Use it as a rover or as a trustworthy base.