General Overview
Q: What is the DJI D-RTK 3 Multifunctional Station?
The D-RTK 3 Multifunctional Station is a high-precision GNSS base station designed to provide centimetre-level positioning for DJI drones and other compatible equipment. It supports multiple modes, including Base Station, Relay Station, and Rover Station, catering to various surveying and mapping applications.
Q: What are the key features of the D-RTK 3 Multifunctional Station?
High-Precision Positioning: Offers centimetre-level accuracy in Base Station and Rover modes.
Multiple GNSS Support: Compatible with GPS, GLONASS, BeiDou, Galileo, QZSS, and L-Band frequencies.
Versatile Modes: Supports Base Station, Relay Station, and Rover Station modes for various applications.
Robust Design: IP67-rated for dust and water resistance, ensuring durability in challenging environments.
Extended Battery Life: Provides up to 10 hours of operation in Rover Station mode.
GNSS Specifications
Q: What GNSS frequencies does the D-RTK 3 support?
The D-RTK 3 supports the following GNSS frequencies:
GPS: L1C/A, L2C, L5
GLONASS: L1, L2
BeiDou: B1I, B2I, B3I, B1C, B2a, B2b
Galileo: E1, E5a, E5b, E6
QZSS: L1C/A, L2C, L5
L-Band: Supported for precise point positioning.
Q: What is the accuracy of the D-RTK 3 in different modes?
Base Station Mode (Broadcast): Horizontal: 1.5 m (RMS), Vertical: 3.0 m (RMS)
Satellite-Based Differential Accuracy: Horizontal: 30 cm (RMS), Vertical: 40 cm (RMS)
Network RTK Calibration: Horizontal: 1.0 cm (RMS) + 1 ppm, Vertical: 3.0 cm (RMS) + 1 ppm
Rover Station Mode (RTK): Horizontal: 0.8 cm (RMS) + 1 ppm, Vertical: 1.5 cm (RMS) + 1 ppm
Rover Station Mode (Tilt Survey): Horizontal: 8 mm + 0.7 mm/° tilt (accuracy <2 cm within 30°)
Power and Battery
Q: What is the power consumption of the D-RTK 3?
Relay Station Mode: 14.5 W
Base Station Mode: 7 W
Rover Station Mode: 6.2 W
Maximum Power Consumption (with heating): 36.5 W when connected to a USB-C power supply above 9V.
Q: What is the battery life of the D-RTK 3?
Relay Station Mode: Up to 4 hours
Base Station Mode: Up to 7 hours
Rover Station Mode: Up to 10 hours
Relay Fixed Deployment Version: Up to 4 hours when powered by PoE; battery enters preservation mode when connected to PoE.
Communication and Connectivity
Q: What is the maximum transmission distance of the D-RTK 3?
Base Station Mode: FCC: 15 km, SRRC: 12 km, CE/JP: 8 km
Relay Station Mode: FCC: 25 km between aircraft and relay station; 1 km between relay station and remote controller/DJI Dock 3
Rover Station Mode: Up to 30 m between D-RTK 3 and mobile devices.
Q: What video transmission system does the D-RTK 3 use?
The D-RTK 3 utilizes the O4 Enterprise video transmission system, supporting 2.4 GHz, 5.2 GHz, and 5.8 GHz frequencies in Relay Station Mode, and Bluetooth Low Energy (BLE) in Rover Station Mode.
Modes and Applications
Q: What modes does the D-RTK 3 support?
Base Station Mode (Broadcast): Provides accurate data for centimetre-level positioning to improve operation precision for multiple DJI aircraft simultaneously.
Relay Station Mode: Extends communication range by acting as a relay between the aircraft and remote controller, ideal for operations in obstructed environments.
Rover Station Mode: Used as a handheld device for measuring control points during surveying tasks.
Q: Can raw satellite observation data be imported into DJI Terra for PPK processing?
Yes, raw satellite observation data can be imported into DJI Terra for Post-Processed Kinematics (PPK) processing, enabling precise mapping and modelling.
Accessories and Compatibility
Q: What accessories are compatible with the D-RTK 3?
The D-RTK 3 is compatible with the D-RTK 3 Survey Pole and Tripod Kit, which includes a self-locking survey pole and a dual-lock tripod for easy levelling and height adjustment.
Q: Which DJI aircraft are compatible with the D-RTK 3?
The D-RTK 3 is compatible with various DJI aircraft, including the Matrice 4 Series, Matrice 300 RTK, Matrice 350 RTK, Matrice 30 Series, and Mavic 3 Enterprise Series.