SparkFun GNSS RTK Breakout - Quad-Band LG290P (Qwiic)
SparkFun GNSS RTK Breakout - Quad-Band LG290P (Qwiic) - Image 2
SparkFun GNSS RTK Breakout - Quad-Band LG290P (Qwiic) - Image 3
SKU: DRFC-0743
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SparkFun GNSS RTK Breakout - Quad-Band LG290P (Qwiic)

₹26,509.00 (Inclusive of all taxes)
Out of Stock

This SparkFun Quad-Band GNSS RTK Breakout, featuring the Quectel LG290P module, delivers high-precision, centimeter-level positioning with 0.8 cm + 1 ppm RTK accuracy across L1, L2, L5, and L6/E6 bands. Designed for demanding UAV and robotics applications, it offers multi-constellation support, Qwiic connectivity, and robust anti-jamming capabilities.

Features

  • Quad-band GNSS reception (L1/L2/L5/L6-E6) for comprehensive satellite coverage.
  • Centimeter-level RTK accuracy (0.8 cm + 1 ppm) ideal for precision applications.
  • Multi-constellation support including GPS, GLONASS, Galileo, BeiDou, QZSS, and NavIC.
  • Integrated Qwiic, USB-C, and three UART interfaces for flexible integration.
  • Features anti-jamming technology and a 20 Hz update rate for reliable navigation.

Out of stock

Description

The SparkFun Quad-Band GNSS RTK Breakout, built around the advanced Quectel LG290P GNSS module, represents a significant leap in high-precision positioning. This robust board supports simultaneous reception across four critical GNSS frequency bands—L1, L2, L5, and L6/E6—and offers multi-constellation compatibility, including GPS, GLONASS, Galileo, BeiDou, QZSS, and NavIC. This comprehensive satellite coverage ensures enhanced signal acquisition and reliability, even in challenging environments.

Engineered for demanding navigation and positioning tasks, the LG290P breakout delivers exceptional RTK accuracy down to 0.8 cm + 1 ppm, making it suitable for applications where pinpoint precision is paramount. It integrates seamlessly into various systems with versatile connectivity options, including Qwiic, three independent UART interfaces, and a USB-C port. Furthermore, its built-in anti-jamming technology and fast 20 Hz update rate ensure stable and responsive position data, while a backup battery supports faster starts by retaining GNSS data.

Key Features

  • Quad-band GNSS reception across L1, L2, L5, and L6/E6 for enhanced signal acquisition.
  • Multi-constellation support covering GPS, GLONASS, Galileo, BeiDou, QZSS, and NavIC.
  • Achieves high-precision RTK positioning with an accuracy of 0.8 cm + 1 ppm.
  • Incorporates built-in anti-jamming technology for reliable performance in adverse RF environments.
  • Provides versatile connectivity options including USB-C, three UART ports, and Qwiic interface.
  • Ensures fast RTK convergence, typically within approximately 5 seconds, for rapid operational readiness.
  • Includes a backup battery to maintain GNSS data, facilitating quicker warm starts and position fixes.
  • Operates reliably across a wide industrial temperature range from -40°C to +85°C.

Applications

  • Precision agricultural mapping and guidance systems for optimized yield management.
  • Autonomous UAV navigation for aerial surveying, inspection, and mapping missions.
  • Robotics and autonomous ground vehicles requiring high-accuracy localization.
  • Geodetic surveying and construction site positioning for detailed site analysis.
  • Mining operations and heavy equipment guidance for enhanced efficiency and safety.

Technical Specifications

Item TypeBreakout Board
GNSS ModuleQuectel LG290P
GNSS BandsL1 / L2 / L5 / L6-E6
GNSS ConstellationsGPS, GLONASS, Galileo, BeiDou, QZSS, NavIC
RTK Accuracy0.8 cm + 1 ppm
Autonomous Accuracy0.7 m
Maximum Update Rate20 Hz
Supply Voltage3.15–3.45V
UART Interfaces3
Operating Temperature-40°C to +85°C
Board Dimensions43.2 × 43.2 mm
InterfaceUSB-C, UART, Qwiic
AntennaExternal Active Antenna

Frequently Asked Questions

What are the primary GNSS bands and constellations supported by this breakout?

This breakout supports quad-band GNSS reception across L1, L2, L5, and L6/E6 frequencies. It integrates multiple constellations, including GPS, GLONASS, Galileo, BeiDou, QZSS, and NavIC, providing comprehensive satellite coverage for robust positioning. This multi-band, multi-constellation approach significantly enhances accuracy and reliability in diverse environments, crucial for high-precision applications like UAV navigation.

How does the LG290P achieve centimeter-level RTK accuracy and what is its update rate?

The LG290P module achieves centimeter-level RTK accuracy down to 0.8 cm + 1 ppm by utilizing advanced real-time kinematic processing. It processes carrier phase measurements from multiple satellites across its quad-band spectrum. This GNSS module offers a maximum update rate of 20 Hz, ensuring very responsive and precise position data for dynamic applications such as autonomous drones and robotics.

What connectivity options are available on the SparkFun LG290P GNSS RTK Breakout for integration?

The SparkFun LG290P GNSS RTK Breakout offers versatile connectivity for seamless integration into various systems. It includes three UART interfaces for serial communication, a USB-C port for direct PC connection and configuration, and a Qwiic connector for effortless plug-and-play with other Qwiic-enabled boards. This ensures flexibility across diverse platforms from microcontrollers to embedded systems.

Can this GNSS module be used with external antennas, and what are its power requirements?

Yes, the SparkFun LG290P GNSS RTK Breakout is designed for use with an external active antenna, which is crucial for optimal signal reception and performance in challenging conditions. The module operates within a precise supply voltage range of 3.15V to 3.45V, making it compatible with common 3.3V power rails found in many drone and robotics platforms.

What are the main applications where this high-precision RTK GNSS breakout excels?

This high-precision RTK GNSS breakout excels in applications demanding sub-meter to centimeter-level accuracy. Key use cases include autonomous UAVs for mapping, surveying, and precision agriculture, where exact positioning is critical. It is also highly suitable for robotics, autonomous ground vehicles, and industrial navigation systems, providing reliable location data for complex automation tasks and crucial operations.

Package Includes

  • 1 x SparkFun GPS-26620 GNSS RTK Breakout - Quad-Band LG290P (Qwiic)

Additional Information

Dimensions 7 × 6 × 2 cm

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