The SPGA Rover Antenna for Spectra SP90M GNSS Receiver is a top-of-the-line GNSS antenna designed for RTK (Real-Time Kinematic) applications. Ideal for both base and roving configurations, it features state-of-the-art technology for multipath reduction and excellent low-elevation satellite tracking. With its four-point antenna feed, it provides sub-millimeter phase center stability and repeatability.