RTK GNSS Module

Type: High Precision RTK GNSS Module Model: JS-NK40 Params: Receiver Type Multi-system multi-frequency high-precision RTK GNSS helical antenna module Supported Constellations & Bands BDS B1I/B2I/B3I; GPS L1C/A/L2P(Y)/L2C/L5; GLONASS L1/L2; Galileo E1/E5a/E5b; QZSS L1/L2/L5; SBAS Channels 1408 super channels Time to First Fix Cold start <30s (-130dBm, ≥12 satellites) Positioning Accuracy (RMS) 3D: Horizontal 1.5m, Vertical 2.5m; DGPS: Horizontal 0.4m+1ppm, Vertical 0.8m+1ppm; RTK: Horizontal 1.5cm+1ppm, Vertical 2.0cm+1ppm Time Accuracy 20ns (RMS) Velocity Accuracy 0.03m/s (RMS, 99%@static open sky) RTK Initialization Time <5s (typical) Baud Rate 9600-921600bps (Default: 115200bps) Max Data Update Rate 20Hz Supported Protocols Data: NMEA 0183, Unicore; Differential: RTCM3.X Antenna Type Active helical antenna (φ35mm, Height 25mm) Power Supply Voltage 3.3V-5.5V (Typical: 5.0V) Operating Current 180mA-310mA @3.3V (Typical: 220mA @3.3V) VCC Ripple ≤50mV Operating Temperature -40℃ to 85℃ (without Farad capacitor) Storage Temperature -40℃ to 85℃ Farad Capacitor Temperature -25℃ to 60℃ (hot start unavailable outside this range) Humidity 95% Mechanical Dimensions 39.80mm×35.00mm×32.0mm ±0.3mm Weight <10.2g Geomagnetic Sensor Options Default: IST8310 (0x0F); Optional: VCM5883 (0x0C), QMC5883L (0x0D) Compliance RoHS compliant Material: Plastic + Metal + Ceramic Applicable Industry: · UAV/Drones: Autonomous flight, aerial surveying and mapping · Automotive Applications: Intelligent driving and vehicle positioning · Precision Agriculture: Auto-steering agricultural machinery and precision operation · Handheld Devices: High-precision mobile positioning terminals · Logistics Security: Asset tracking and security monitoring · Surveying and Mapping: Geographic survey and topographic data collection · Robotics: Autonomous navigation and precise movement · Smart Ports: Automated terminal operation and container positioning · Electric Power Grid: Power facility inspection and grid positioning · Smart Transportation: Traffic monitoring and intelligent vehicle management