JS-MK43-2
.png)
.png)
.png)
.png)
.png)
JS-MK43-2
High Precision Antennas / Choke Ring Antennas
Jumpstar JS-NK43-2 Multi-System Multi-Frequency RTK Positioning & Dual-Antenna Heading Module - 1408 Channels, Instant Initialization, Integrated Antenna High-Precision Solution
Full-System Full-Frequency
Supports BDS/GPS/GLONASS/Galileo/QZSS/SBAS full-constellation multi-band signal tracking.
1408 Super Channels
Massive channel architecture, stronger satellite signal processing capability.
Centimeter-Level RTK
Horizontal accuracy 1.5cm+1ppm, vertical 2.0cm+1ppm, high-precision positioning.
Dual-Antenna Heading
Built-in dual-antenna heading calculation, one-module completes positioning + attitude output.
Integrated Antenna
Built-in high-gain helical antenna, simplifies peripheral design and quick deployment.
Multi-System Multi-Frequency RTK Positioning & Dual-Antenna Heading Module
JS-NK43-2 is a high-precision integrated module supporting multi-system multi-frequency on-board RTK positioning and dual-antenna heading calculation. It adopts a new-generation high-performance GNSS chip with a built-in 2GHz dual-core CPU, advanced anti-interference unit, high-speed floating-point processor and dedicated RTK coprocessor.
With 1408 super channels, it significantly improves satellite signal processing capacity and ensures stable and accurate positioning in complex electromagnetic environments. Integrated with high-gain helical antenna, TCXO, LNA, SAW and RTC, it features instant RTK initialization and adaptive RTCM differential recognition.
It is widely used in UAVs, precision agriculture, surveying and mapping, intelligent robots and other high-precision scenarios.
.png?imageMogr2/format/webp)
Key Features & Benefits
-
High-Performance Core Based on JS-N2 high-performance module, 2GHz dual-core CPU + RTK dedicated coprocessor.
-
1408 Super Channels Ultra-large channel number, supports simultaneous tracking of full-constellation multi-frequency signals.
-
RTK + Heading Integration Supports high-precision RTK positioning and dual-antenna heading calculation in one module.
-
Instant RTK Initialization Typical initialization time <5s, fast fixed solution to improve work efficiency.
-
20Hz High-Speed Update RTK positioning data update rate up to 20Hz, adapts to high-dynamic equipment.
-
Adaptive Differential Input Automatically recognizes RTCM format differential data, easy to connect base station/CORS.
-
All-In-One Integration Built-in TCXO/LNA/SAW/RTC, reduces peripheral circuit design complexity.
-
Integrated Helical Antenna Built-in high-gain helical antenna, no external antenna required for rapid integration.
.png?imageMogr2/format/webp)
Technical Specifications
GNSS Performance
| Receiver Type | Multi-system multi-frequency RTK positioning + dual-antenna heading module |
| Supported Constellations & Bands | BDS: B1I/B2I/B3I; GPS: L1C/A/L1C/L2P(Y)/L5; GLONASS: L1/L2; Galileo: E1/E5a/E5b; QZSS: L1/L2/L5; SBAS |
| Channel Configuration | 1408 super channels |
| Time to First Fix | Cold Start: ≤30s (-130dBm, ≥12 satellites) |
| Positioning Accuracy (RMS) | 3D: H 1.5m, V 2.5m; DGPS: H 0.4m+1ppm, V 0.8m+1ppm; RTK: H 1.5cm+1ppm, V 2.0cm+1ppm |
| Time & Velocity Accuracy | Time(RMS): 20ns; Velocity(RMS): 0.03m/s |
| RTK Initialization Time | <5s (Typical) |
| Max Update Rate | 20Hz |
| Antenna | Integrated high-gain helical active antenna |
Interfaces & Power
| Baud Rate | 9600~921600bps (Default: 115200bps) |
| Supported Protocols | Data: NMEA 0183; Differential: RTCM3.3/3.2/3.1/3.0 |
| Pin Interfaces | 8-pin: GND, TX2, PPS/RX2, SDA, SCL, TX1, RX1, VCC |
| Power Supply | 3.3~5.5V (Typical: 5.0V) |
| Operating Current | 180mA~310mA@3.3V |
| Backup Power | 0.07F |
| Storage/Operating Temperature | Storage: -40~85℃; Operating: -40~85℃ |
| Humidity | 95% |
| Mechanical Dimensions | 48.0mm × 43.2mm × 37.0mm ±0.3mm |
| Compliance | RoHS compliant |
Typical Applications
UAV & Drone Navigation
High-precision navigation for drones and UAV systems
Precision Agriculture
Farm machinery & automatic lawn mowers
Surveying & Mapping
Geodetic measurement & mapping equipment
Intelligent Robots
Unmanned equipment & autonomous mobile robots
Smart Ports & Logistics
Smart ports, intelligent transportation & security monitoring
Power Grid & Industrial
Power grid monitoring & industrial equipment positioning
Automotive Electronics
Vehicle positioning & automotive electronic systems
Handheld Terminals
Handheld high-precision positioning terminals
Resources & Downloads
JS-NK43-2 Datasheet
Complete specifications, electrical parameters, dual-antenna heading and dimensions
Protocol Documentation
NMEA 0183, RTCM 3.X protocol definitions
User Manual
Quick start guide, wiring diagrams, dual-antenna setup tutorials
3D CAD Model
STEP, IGES and STL formats for mechanical integration (48.0×43.2×37.0mm)
Frequently Bought Together
.png)
JS-UK43
Jumpstar JS-UK43 Multi-Band Multi-Mode GNSS RTK Positioning Module - High Sensitivity, Low Power Consumption, Integrated Antenna All-In-One Positioning Solution
.png)
JS-SK43H-AH
Jumpstar JS-SK43H-AH Multi-Band High-Precision RTK Positioning & Heading Smart Antenna Module - 789 Channels, Anti-Interference/Anti-Spoofing, Ultra-Short Baseline Heading Solution
.png)
JS-RK43-3
Jumpstar JS-RK43-3 Dual-Band L1+L5 GNSS High-Precision Positioning Module - Low Power, Integrated Antenna, UAV-Dedicated Centimeter-Level RTK Solution