JS-BNK43-1
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JS-BNK43-1
RTK Positioning Boards
Jumpstar JS-BNK43-1 Multi-Constellation Multi-Frequency RTK GNSS Module – 1408 Super Channels, Instant RTK Initialization, Miniature High-Precision Positioning Solution
1408 Super Channels
Ultra-large channel number, full-constellation satellite signal tracking.
Instant RTK Initialization
Fast initialization <5s, 99.9% initialization reliability.
Full-System Multi-Frequency RTK
Supports BDS/GPS/GLONASS/Galileo/QZSS full bands.
60dB Narrowband Anti-Jamming
Strong anti-interference for complex urban/shaded environments.
Ultra-Compact & Lightweight
39.0×30.0×6.04mm, <25g, easy embedded integration.
High-Speed Update
Max 50Hz data output for high-dynamic control scenarios.
Rich Interfaces
Dual UART + USB + CAN + PPS + EVENT, flexible communication.
Industrial-Grade Stability
-40℃~+85℃ wide temperature, reliable in harsh environments.
Jumpstar JS-BNK43-1
Multi-Constellation Multi-Frequency RTK GNSS Module
The JS-BNK43-1 is a high-performance multi-constellation multi-frequency RTK GNSS module equipped with a built-in dual-core CPU and 1408 super channels, integrated with a high-speed floating-point processor for stronger satellite navigation signal processing capability.
It adopts multi-frequency anti-interference technology and enhanced multi-mode multi-frequency RTK engine, greatly improving RTK initialization speed, measurement accuracy and stability in complex environments such as urban canyons and shaded areas. With ultra-small size, light weight and rich interfaces, it is widely used in surveying and mapping, precision agriculture, UAVs, autonomous robots and other high-precision navigation and positioning fields.
1408 super channels, instant RTK initialization (<5s), 60dB anti-jamming, and 50Hz high-speed output make it the ideal solution for demanding high-precision applications.
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Key Features & Benefits
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Superior Channel & Processing Capacity 1408 super channels + dual-core CPU + high-speed floating-point processor, efficient processing of global satellite signals.
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Instant RTK Initialization Technology RTK initialization time <5s (typical), initialization reliability >99.9%, fast high-precision positioning.
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Full-System Multi-Frequency Compatibility Supports full-band signals of BDS, GPS, GLONASS, Galileo and QZSS, global available positioning.
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Professional Anti-Interference Performance Independent satellite frequency tracking + 60dB narrowband anti-jamming technology, stable operation in complex electromagnetic environments.
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Miniature High-Density Design Compact size 39.00×30.00×6.04mm, weight <25g, best-in-class SWaP for space-constrained devices.
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High-Speed Data Output Max data update rate 50Hz, meets real-time control requirements of high-dynamic applications.
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Rich Peripheral Interfaces Supports UART, CAN, USB, PPS (adjustable polarity/pulse width), EVENT and other interfaces.
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Technical Specifications
GNSS Performance
| Product Type | Multi-Constellation Multi-Frequency RTK GNSS Module (Single Antenna) |
| Hardware Channels | 1408 super channels |
| Supported Satellite Signals | GPS: L1C/A, L1C, L2P(Y), L2C, L5; BDS: B1I, B2I, B3I, B1C, B2a, B2b; GLONASS: L1, L2; Galileo: E1, E5a, E5b; QZSS: L1, L2, L5 |
| Observation Accuracy (RMS) | Pseudorange: 10cm; Carrier Phase: 1mm (All frequency bands) |
| Positioning Accuracy | Single Point: H 1.5m, V 2.5m; DGPS: H 0.4m, V 0.8m; RTK: H 0.8cm+1ppm, V 1.5cm+1ppm |
| Timing & Speed | PPS(RMS):20ns; Velocity:0.03m/s |
| RTK Initialization | <5s (typical), Initial reliability >99.9% |
| Time to First Fix | Cold Start:<30s; Warm Start:<20s; Hot Start:<5s |
| Update Rate | Max 50Hz |
| Anti-Interference | 60dB narrowband anti-jamming technology |
| Supported Protocols | NMEA-0183, Unicore, RTCM 3.X |
Electrical & Mechanical
| Operating Voltage | 3.5~12.0V DC (Typical 5V) |
| Operating Current | 144~166mA @5V |
| Antenna Interface | RF1 (Single Antenna), 50Ω, Best input gain 18~36dB |
| Dimensions | 39.00×30.00×6.04mm (Tolerance ±0.2mm) |
| Weight | <25g |
| Operating Temperature | -40℃ ~ +85℃ |
| Storage Temperature | -40℃ ~ +85℃ |
| Humidity | 95%RH Non-condensing |
| Interfaces | 2×UART, USB, CAN, PPS, EVENT, RESET, 3.3V Output |
| Certification | RoHS Compliant |
Typical Applications
Unmanned Aerial Vehicles (UAVs)
High-precision positioning for drones, aerial surveying and autonomous flight
Geodetic Surveying & Mapping
Professional land surveying, GIS data collection and geodetic measurement
Precision Agriculture Machinery
Automated guidance, precision farming and field mapping
Autonomous Robots & AGVs
Autonomous navigation for robots, automated guided vehicles and logistics
Intelligent Logistics Scheduling
Asset tracking, warehouse automation and supply chain visibility
Vehicle-Mounted Positioning Equipment
High-precision navigation for vehicles, fleet management and telematics
High-Precision Control Systems
Precision control and automation in industrial environments
Unmanned Driving & Pilotless Devices
High-precision positioning for autonomous vehicles and unmanned systems
Resources & Downloads
JS-BNK43-1 Datasheet
Complete specifications, pinout, electrical and mechanical details.
Mechanical Drawing
2D/3D mechanical dimensions and pad layout (39.0×30.0×6.04mm).
User Manual
Quick start guide, integration tips, and configuration protocols.
3D CAD Model
STEP, IGES and STL formats for mechanical integration (39.0×30.0×6.04mm).
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