The Trimble GNSS-Ti v2 Choke Ring antenna offers the benefits of the Jet Propulsion Labs (JPL)designed choke ring ground plane with proven
Trimble antenna element technology to improve low-noise amplification and GNSS tracking. Built on the technology of the Trimble Zephyr 3 Geodetic element, this antenna has a proven track record from all existing and proposed public GNSS constellations include GPS, GLONASS, GALILEO, Beidou, QZSS and IRNSS which exceeding high accuracy performance specifications in some of the most demanding environments on Earth.