2 articles on RTK range — guides, reviews and comparisons from the team that measures real lawns.
Installation & Setup Navimow Signal Enhancement Antenna: Do You Need a Second RTK Unit? Navimow mows the front fine but goes yellow out back? That's the edge of RTK range. When a second antenna is the fix, where to mount it, and what it costs. 
Customer Installs How Far Does Navimow RTK Reach Through Trees? A Paoli, PA Install We tested Navimow RTK range with clear line of sight and through trees, mounted a charging station on a brick patio with concrete anchors, and set up VisionFence. 