JS-A56U9D
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JS-A56U9D
High Precision RTK Modules
Jumpstar JS-A56U9D Multi-Band Concurrent GNSS RTK Module - Centimeter-Level Precision, All-Constellation Support
Centimeter-Level Accuracy
Advanced RTK technology delivers reliable precision for demanding industrial applications.
All-Constellation Tracking
Simultaneously tracks GPS, BDS, GLONASS, Galileo, QZSS, and SBAS for superior signal availability.
Multi-Band RF Architecture
Ensures rapid convergence and robust performance in challenging environments (urban canyons, tree cover).
All-in-One Integrated Design
Built-in high-gain antenna, LNA, SAW filter, and TCXO for simplified system integration.
Versatile Connectivity
Supports UART, I2C, RS232, and USB interfaces to meet diverse hardware requirements.
Multi-Band Concurrent GNSS RTK Module
JS-A56U9D is a high-performance, concurrent GNSS receiver module engineered for professionals who require sub-decimeter accuracy. By leveraging a multi-band RF front-end and a massive 192-channel search engine, it provides rock-solid positioning data even in GNSS-denied or high-multipath environments.
Its compact 56mm form factor makes it an ideal choice for space-constrained yet precision-critical platforms. The module features intelligent power management and industrial-grade reliability, built for UAVs and high-speed autonomous systems.
With flexible heading support via an optional geomagnetic sensor, the JS-A56U9D offers versatile connectivity and simplified system integration for a wide range of high-precision applications.
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Key Features & Benefits
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High Sensitivity Features -167dBm tracking sensitivity, ensuring the module stays locked on signals where others fail.
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Intelligent Power Management Integrated mechanism to minimize power consumption without sacrificing performance, ideal for battery-powered robotics.
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Industrial Grade Reliability Operational limits up to 80,000m altitude and 4g dynamics, built for UAVs and high-speed autonomous systems.
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Flexible Heading Support Can be equipped with VCM5883 (IST8310) geomagnetic sensor for precise heading and orientation.
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Technical Specifications
GNSS Performance
| Receiver Type | Multi-band GNSS high precision receiver |
| Constellations | GPS, BDS, GLONASS, Galileo, QZSS, SBAS |
| Channels | 192 search channels / 60 tracking channels |
| Accuracy of Time Pulse Signal | RMS: 30ns 99%: 60ns |
| Frequency of Time Pulse Signal | 0.25 Hz to 10 MHz (configurable) |
| Operational Limits | Dynamics ≤4g Altitude 80,000m Velocity 500 m/s |
| Velocity Accuracy | 0.05m/s |
| Dynamic Heading Accuracy | 0.3° |
Interfaces & Protocols
| Supported Protocols | NMEA 0183 V4.11/V4.0/V4.1, RTCM 3.3, UBX |
| Interfaces | UART, I2C, RS232, USB |
| Antenna | Integrated high-gain antenna (built-in) |
| Operating Temperature | Industrial grade (no specific range given, refer to datasheet) |
| Mechanical Dimensions | Compact 56mm form factor (exact dimensions per datasheet) |
Typical Applications
UAVs & Drones
Mapping, surveying, and autonomous flight.
Precision Agriculture
Auto-steering tractors and crop spraying drones.
Autonomous Systems
AMRs, robotic lawn mowers, and intelligent logistics.
Geographic Information Systems
High-accuracy mobile data collection.
Resources & Downloads
JS-A56U9D Datasheet
Complete specifications, electrical parameters, and mechanical dimensions.
Protocol Documentation
NMEA 0183, RTCM 3.3, UBX protocol definitions.
User Manual
Quick start guide, RTK configuration, and integration tips.
3D CAD Model
STEP, IGES and STL formats for mechanical integration (56mm form factor).
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