General Description:

• Based on Unicore's proprietary GNSS SoC NebulasIV that integrates RF, baseband, and high-precision algorithm
• 1408 channels, based on NebulasIV
• All-constellation multi-frequency RTK engine and advanced RTK technology
• Instant RTK initialization technology
• STANDALONE single-station high-precision positioning technology
• Heading2 technology to provide heading information
• Supports B2b-PPP and E6-HAS
• 60 dB narrowband anti-jamming and jamming detection
• On-board MEMS integrated navigation and U-Fusion technology to ensure continuous positioning when loss of lock on GNSS signals occurs

Frequency:

• GPS L1C/A, L1C, L2C, L2P(Y), L5
• BDS B1I, B2I, B3I, B1C, B2a, B2b
• GLONASS G1, G2, G3
• Galileo E1/E5a/E5b/E6
• QZSS L1C/A, L1C, L2C, L5, L6
• NavIC L5
• SBAS L1C/A

Single point positioning (RMS):

• Horizontal: 1.5 m
• Vertical: 2.5 m
• Time Accuracy (RMS) - 20 ns
• Velocity Accuracy (RMS) - 0.03 m/s

DGPS (RMS):

• Horizontal: 0.4 m
• Vertcal: 0.8 m
• Cold start < 12 s
• Initialization Time < 5 s (typical)

RTK (RMS):

• Horizontal: 0.8 cm + 1 ppm
• Vertical: 1.5 cm + 1 ppm
• Initialization Reliability > 99.9%
• Data Update Rate 100 Hz (IMU RAW Data) / 50 Hz* (RTK)

PPP (RMS):

• Horizontal: 5 cm
• Vertcal: 10 cm
• Differential Data - RTCM V3.X
• Data Format - NMEA-0183, Unicore

Observation Accuracy (RMS): / BDS / GPS / GLONASS / Galileo
B1I/B1C/L1 C/A/G1/E1 Code / 10 cm / 10 cm / 10 cm / 10 cm
B1I/B1C/L1C/A/G1/E1 Carrier Phase / 1 mm / 1 mm / 1 mm / 1 mm
B2I/B2a/B2b/L5/E5a/E5b Code / 10 cm / 10 cm / 10 cm / 10 cm
B2I/L2P(Y)/L2C/G2/E5b Carrier Phase / 1 mm / 1 mm / 1 mm / 1 mm
B3I/B2a/E5a/L5 Code / 10 cm / 10 cm / 10 cm / 10 cm
B3I/B2a/E5a/L5 Carrier Phase / 1 mm / 1 mm / 1 mm / 1 mm

• Differential Data - RTCM V3.X
• Data Format - NMEA-0183, Unicore

Environmental Specifications:

• Working temperature: -40 °C ~ +85 °C
• Storage temperature: -55 °C ~ +95°C
• Humidity: 95% No condensation
• Vibration: GJB150.16A-2009, MIL-STD-810F
• Shock: GJB150.18A-2009, MIL-STD-810F

Communication Interfaces:

• 2 x UART (LVTTL)(UM981)
• 3 x UART (LVTTL)(UM981S)
• 1 x I2C*
• 1 x SPI*
• 1 × CAN*(UM981)

Note: Items marked with * are only supported by specific firmware.