GM04CRA Choke Ring GNSS Antenna has an impressive design, offering excellent multipath suppression and consistent millimeter accuracy. Its phase center is consistently stable, and covers all frequencies! Combining high gain, multi-system compatibility, and extreme reliability, this four-star full-frequency reference station antenna is sure to meet all your needs.

This antenna is suitable for a range of satellite navigation receivers, with practical uses ranging from geodetic surveying and waterway mapping, to precision agriculture and deformation monitoring, as well as geological disaster monitoring. In certain cases, it may also be employed for military applications.

The GM04CRA Choke Ring GNSS antenna is an ideal solution for use with GNSS base stations.

Product Advantages

• Wide frequency range, good signal coverage
• Unique waterproof and dustproof design, can work in outdoor long-term stability
• Fully support GPS, GLONASS, GALILEO, BEIDOU four global satellite navigation systems
• The low noise amplifier with pre-filter technology improves the anti-interference ability of the system
• The 3D choke antenna adopts four-feed microstrip antenna technology to ensure the coincidence between the phase center and the geometric center of the antenna, and has strong resistance to multipath effect

Specifications