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- SKU: 33870
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Q43 Multi-constellation, Multi-frequency Helical Antenna, RTK Centimeter-Level High-Precision Positioning GNSS Module, Built-in Geomagnetic Sensor, Supports Multi-constellation Simultaneous Reception
The Q43 GNSS Helical RTK Module is a smart positioning antenna that integrates an RTK engine, helical antenna and geomagnetic sensor in one compact unit. The product supports multi-constellation, multi-frequency GNSS signal reception and dual-frequency RTK positioning, delivering stable and reliable high-precision positioning performance, making it an ideal choice for high-precision navigation applications such as intelligent robots, precision agriculture, mining, surveying and mapping, and autonomous driving.
User Manual / Datasheet / Example Codes Etc.
Features
- Integrated design of RTK positioning module and helical antenna, compact size, easy installation, suitable for integrated applications
- Built-in geomagnetic sensor, suitable for compass and electronic compass applications
- Multi-constellation and multi-frequency, supports multi-constellation systems including GPS, BeiDou (BDS), GLONASS, Galileo, and QZSS
- Supports simultaneous output of RTCM 3.3 and NMEA-0183 protocols, up to 10Hz data update rate, compatible with mainstream differential and positioning systems
- Supports A-GNSS positioning enhancement system, significantly reducing time to first fix (TTFF)
- Wide-voltage input, 3.3V ~ 16V operating voltage range, suitable for various power supply environments
Specifications
- Signal Received
- GPS: L1/L5
- BDS: B1I/B1C/B2a/B2b
- GLONASS: G1
- GALILEO: E1/E5a/E5b
- QZSS: L1/L5
- ANTENNA CHARACTERISTICS
- Characteristics Impedance: 50Ω
- Polarization: RHCP (Right-Hand Circular Polarization)
- Covering Range: 360°
- Peak Gain: 2.5dB
- Output VSWR: ≤2
- Axial Ratio: ≤3dB
- AMPLIFIER CHARACTERISTICS
- Gain: 23dB
- Noise Figure: 1.5dB
- Output VSWR: ≤2
- Positioning Module: LB1020
- Geomagnetic Sensor: IST8310
- Operation Voltage: 3.3V ~ 16V
- Power Consumption: 150mW (Typical)
- Sensitivity (GNSS)
- Cold Start: -148dBm
- Re-acquisition: -159dBm
- Tracking: -165dBm
- SYSTEM SPECIFICATIONS
- RTK Accuracy (RMS)
- Horizontal: 1cm + 1ppm
- Vertical: 2cm + 1ppm
- Time Accuracy (RMS) 20ns
- Time To First Fix 26s (Typical)
- Initialization Time 6s (Typical)
- Initialize Reliability >99.9%
- Data Update Rate 10Hz
- Data Format RTCM 3.3; NMEA-0183
- Communication interface: UART, I2C
- Connector: GH1.25 8PIN
- Operating Temperature Range: -40℃ ~ +85℃
- OTHER CHARACTERISTICS
- Storage Temperature Range
- Humidity ≤95%
- Dimensions 37.00 × Φ47.04 (mm)
Package Includes
- Q43 GNSS Helical RTK Module x1
- GH1.25 to 2.54mm 8PIN cable x1
Pinout Definitions

Dimensions

Warranty Terms :
Branded products (Waveshare/ Raspberry Pi/ Radxa/ DWIN etc) are as per brand warranty terms. Generic products are eligible for replacement within 7 days of delivery based on following conditions.
Products are eligible for a replacement if there is physical damage during transit or a clear manufacturing defect. Any claim for damage/ wrong items/ replacement must be made within 48 hours of successful delivery of the product. Requests for refund of amount or exchange of product(s) will be reviewed on a case by case basis and HUBTRONICS carries final rights to take a final decision on refund, store credit or exchange.
What to take care of ?
Most of our products are technical in nature and require trained personnel to handle them. Any kind of mishandling can result in damage or malfunctioning of the product, it is not possible for us to provide a replacement or refund if the product is damaged due to technical or physical mishandling.
Who pays the return shipping cost?
Free of cost return pickup from delivery address is eligible for products categorized as manufacturing defect/ Damage in transit/ Wrong items delivered. We do not support return pickup for any B2B order or offline orders not placed on website. Buyer need to arrange return shipping for B2B orders.
What voids warranty?
Please note that replacement/ return or refund is not possible if the product is not compatible with your system/application. Please check all the technical details/ dimensions etc. before ordering and contact us for any kind of clarifications.
If product is soldered/ programmed at any point or physically altered in any way, it is not eligible for return/ replacement. If the item requires soldering for testing, please ensure that you use suitable clips or jig to test it without soldering. Any kind of soldering job makes the product ineligible for return or replacement.
Following items are not eligible for return under any circumstances
- Device Programmers / Dongles
- Soldering Consumables (Wire, Flux etc)