JS-RK43-3
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JS-RK43-3
High Precision Antennas / Choke Ring Antennas
Jumpstar JS-RK43-3 Dual-Band L1+L5 GNSS High-Precision Positioning Module - Low Power, Integrated Antenna, UAV-Dedicated Centimeter-Level RTK Solution
Dual-Band Full-Constellation
Supports L1+L5 dual-band of GPS/BDS/GLONASS/Galileo/QZSS/IRNSS for global stable positioning.
200 High-Speed Channels
Equipped with dedicated search engine, fast satellite capture and stable signal tracking.
Centimeter-Level RTK
Horizontal accuracy 1.0cm+1ppm, vertical 1.5cm+1ppm, meets high-precision positioning demands.
Ultra-Low Power Consumption
Dynamic power management, average operating current only 58mA@5.0V for long battery life.
Dual Modes Supported
Works as both Rover and Base Station, flexible for networking and differential applications.
Dual-Band L1+L5 GNSS High-Precision Positioning Module
JS-RK43-3 is a dual-band (L1, L5) GNSS high-precision positioning module with high-performance and low-power architecture. It realizes optimized multi-band & multi-mode signal tracking, and integrates advanced anti-multipath & anti-jamming RF front-end with 6 anti-tone jamming filters for both L1 and L5 bands, greatly improving positioning accuracy and TTFF performance in complex scenarios.
Based on advanced SOC chip design, it features ultra-high sensitivity and fast signal acquisition. Innovative dynamic power management ensures low power consumption in continuous positioning. Specially designed for UAV terminals, it supports multi-constellation joint solution and maintains centimeter-level positioning stability in extreme environments like urban canyons and indoor-outdoor transitions.
It is widely used in UAV & drone navigation, intelligent robots, wearable devices, smart logistics, automotive tracking, precision agriculture and handheld high-precision terminals.
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Key Features & Benefits
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High-Performance SOC Core Adopts professional GNSS SOC chip, strong computing and signal processing capability.
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200 Tracking Channels Equipped with dedicated search engine, improves satellite signal capture efficiency.
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Centimeter-Level RTK Horizontal 1.0cm+1ppm, vertical 1.5cm+1ppm, meets high-precision demands.
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Ultra-Low Power Average 58mA@5.0V, dynamic power management for long battery life.
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10Hz High-Speed Update Max navigation update rate up to 10Hz, adapts to high-dynamic UAV control.
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Strong Anti-Interference 6 anti-tone jamming filters for L1/L5, multipath detection & compensation.
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Dual UART + I2C Simultaneous transmission of differential data and ephemeris data.
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Dual Modes (Rover/Base) Works as both Rover and Base Station for flexible differential networking.
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Technical Specifications
GNSS Performance
| Receiver Type | Dual-band (L1+L5) GNSS high-precision positioning module |
| Supported Constellations & Bands | GPS: L1/L5; BDS: B1I/B1C/B2I/B2B/B2A; Galileo: E1/E5; GLONASS: G1; QZSS: L1/L5; IRNSS: L5 |
| Channel Configuration | 200 tracking channels + dedicated search engine |
| Sensitivity | Tracking: -165dBm; Re-acquisition: -159dBm; Hot Start: -159dBm; Cold Start: -148dBm |
| Time to First Fix | Cold Start: 28s; AGPS: 1.5s; Hot Start: 1s |
| Positioning Accuracy | Single-point: H 1.5m, V 2.5m CEP; RTK: H 1.0cm+1ppm, V 1.5cm+1ppm CEP |
| Time & Velocity Accuracy | PPS: <20ns RMS; Velocity: 0.1m/s CEP |
| Operational Limits | Dynamics ≤4g; Altitude ≤18000m; Velocity ≤515m/s |
| Max Update Rate | 10Hz (Default: 1Hz) |
| Antenna | Integrated helical active antenna; Φ35.00mm × H25.00mm |
Interfaces & Power
| Baud Rate | 115200~921600bps (Default: 115200bps) |
| Supported Protocols | NMEA 0183; RTCM3.X |
| Pin Interfaces | 8-pin: GND, TX2, RX2/PPS, SDA, SCL, TX1, RX1, VCC |
| Power Supply | VCC: 3.3~5.5V (Typical: 5.0V); Backup: 1.8~3.6V |
| Operating Current | Average: 45~65mA@5.0V; Backup: 14uA@3.3V |
| Operating Temperature | -40℃ ~ +70℃ |
| Storage Temperature | -40℃ ~ +70℃ |
| Humidity | 95% |
| Mechanical Dimensions | Bottom: Φ48.00mm; Top: Φ43.20mm; Height: 37.00mm; Weight: <23.20g |
| Compliance | RoHS compliant |
Typical Applications
UAV & Drone Navigation
High-precision navigation for drones and UAV systems
Intelligent Robots
Unmanned equipment & autonomous mobile robots
Wearable Devices
Wearable positioning & tracking terminals
Smart Logistics
Intelligent logistics dispatching & asset tracking
Automotive Navigation
Vehicle tracking & automotive navigation systems
Smart Grid
Power grid monitoring & electric equipment positioning
Precision Agriculture
Farm machinery navigation & precision farming
Handheld Terminals
Handheld high-precision positioning & smart transportation
Resources & Downloads
JS-RK43-3 Datasheet
Complete specifications, dual-band L1+L5, low-power parameters and dimensions
Protocol Documentation
NMEA 0183, RTCM 3.X protocol definitions
User Manual
Quick start guide, wiring diagrams, low-power optimization tips
3D CAD Model
STEP, IGES and STL formats for mechanical integration (Φ48×43.2×37mm)
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