C631 Dual Smart Antenna Kit with SiteMetrix Grade

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C631 Dual Smart Antenna Kit with SiteMetrix Grade is a versatile and compact surveying solution that combines robust performance and high precision. The C631 features a user-friendly web interface for receiver control, management, firmware upgrades, and activations. Powered by Athena RTK technology, the C631 ensures state-of-the-art RTK performance with rapid initialization and exceptional reliability, whether receiving corrections from a static base station or network RTK system. It supports multiple connectivity options, including radio, cell modem, Wi-Fi, Bluetooth, and serial connection for receiving RTK corrections. Furthermore, the C631 is Atlas-enabled, allowing users to leverage Hemisphere's leading global correction service. P/N: 980-2005-10

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Multi-frequency GPS, GLONASS, BeiDou, Galileo, QZSS, IRNSS, and Atlas L-band.


RTK baselines up to 50 km with fast acquisition times.


UHF (400 MHz & 900 MHz), cellular, Bluetooth, and Wi-Fi wireless communication.


Athena GNSS engine providing best-in-class RTK performance.