The Carlson Vasco‑B GNSS Base Station is a powerful RTK correction hub built for surveyors, civil contractors, and municipalities that demand dependable GNSS positioning across the entire jobsite. Designed for fast deployment and long-range correction broadcasting, the Carlson Vasco-B provides the stable base infrastructure required to keep rovers and field crews working with centimeter-level accuracy all day Whether you’re establishing site control localization, supporting multiple rovers, or maintaining a permanent reference station, the Carlson Vasco-B delivers reliable multi-constellation tracking and consistent RTK corrections to scale from small construction sites to large infrastructure projects Built for Survey and Civil Construction Workflows With rugged hardware and flexible communication options, the Carlson Vasco-B integrates seamlessly into modern surveying and construction workflows. Pair it with Carlson Viking GNSS rovers and Carlson SurvPC field software to create a complete RTK ecosystem that keeps crews productive and eliminates costly downtime caused by weak RTK corrections or outdated base stations Key Highlights Reliable RTK Correction Broadcasting – Deliver consistent centimeter-level positioning to multiple rovers across the jobsite Multi-Constellation GNSS Tracking – Access more satellites for stronger positioning in challenging environments Fast Base Station Setup – Quickly establish site control and begin broadcasting corrections within minutes via UHF, Carlson Listen Listen, & NTRIP Long-Range Communication – Maintain stable RTK connections across large construction projects and municipal survey areas Rugged Field Design – Built to withstand demanding construction and surveying environments & the elements Multi-Rover Support – Ideal for crews running multiple GNSS rovers and municipal survey teams Ideal For Land Surveying Civil Construction Road, Utility, and Infrastructure Projects Municipal, City, & County Survey Departments Permanent or Semi-Permanent RTK Reference Stations Expand Your Carlson GNSS Network The Carlson Vasco-B Base Station is the foundation of a high-performance GNSS network. By delivering dependable RTK corrections to your field survey equipment, it ensures surveyors, engineers, and construction professionals can stake, measure, and build with confidence Establish accurate site control, support more field crews, and keep your GNSS workflow running smoothly with the Carlson Vasco-B Base Station