Cutting-Edge Surveying, Positioning & Sensing Solutions for Hydrographic & Oceanographic Applications
Njord Dual-antenna GNSS receiver for navigation & positioning at sea

Dual-antenna GNSS receiver for navigation & positioning at sea

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The Njord is a multi-frequency, multi-constellation GNSS receiver that provides high-precision positioning and heading capabilities for marine vessels, offshore construction, tide level monitoring and more. The dual-antenna unit is capable of receiving PPP corrections via L-band.

The intuitive front panel interface enables easy operation and status-checking, and a variety of I/O and communications interfaces including UHF radio, cellular, Wi-Fi, Bluetooth, USB and Ethernet are available on the rear of the unit. The receiver provides a three-hour power reserve to allow work to continue should external power be interrupted.

Dimensions 203 x 129 x 60mm
Weight 1.25 kg
Power Consumption 4.5W (rover mode)
Signal Tracking BDS: B1/B2/B3 GPS: L1/L2/L5 GLONASS: L1/L2 GALILEO: E1/E5 QZSS: L1/L2/L5 L-Band
Positioning Accuracy RTK H:± 8 mm + 1 ppm V:± 15 mm + 1 ppm Static H:± 2.5 mm + 0.5 ppm V:± 5 mm + 0.5 ppm Autonomous H:±1.5m (RMS) V: ± 3 m (RMS) SBAS H:±0.5 m (RMS) V: ± 0.85 m (RMS) Hi-RTP H:±5 cm (RMS) V: ± 10 cm ( RMS)
Heading Accuracy 0.05° @ 4.0 m antenna separation