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- SKU: 33706
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Waveshare Q23 2dB L1+L2+L5 Multi-constellation, Multi-band Quadrifilar Helix Active High-Precision Positioning Helical Antenna, SMA Connector, Supports Multi-GNSS Positioning Systems, IP67 Waterproof
This series of products is a Quadrifilar Helix antenna in structure, features high gain and wide-angle circular polarization characteristics. Compared to traditional antennas, it can receive more low elevation satellite signals to enhance positioning performance, making it suitable for applications such as smart homes, smart agriculture, and high-precision mapping. It is recommended to purchase SMA Magnetic Mount Antenna Base with 3m extension cable, offering flexible installation and compatibility with various GNSS positioning modules.
Features
- Quadrifilar Helix structure with wide-angle circular polarization characteristics, enhancing low-elevation satellite signal reception capability
- High gain and low noise figure design, supports multi-band, multi-system GNSS signal reception
- Compact size and lightweight, with flexible installation, making it suitable for a wide range of devices and application scenarios
- SMA connector, supports RF signal transmission and coaxial DC bias power supply
- IP67 waterproof, suitable for long-term stable operation in outdoor environments
Specifications
- Module: Q25
- Antenna type: Quadrifilar Helix antenna
- Frequency band
- GPS: L1/L2/L5
- BDS: B1/B2a/B2b/B3i
- GLONASS: G1/G2
- Galileo: E1/E5a/E5b
- Gain: 2dB
- haracteristics Impedance: 50Ω
- Polarization: RHCP (Right-Hand Circular Polarization)
- Covering Range: 360°
- Output VSWR: ≤2
- Pear Axial Ratio: ≤3dB
- outline dimensions: 58.70 × Φ27.70 (mm)
- Gain: 37dB
- Noise Figure: < 1.5dB
- Output VSWR: ≤2
- Voltage: 3.3V ~ 16V DC
- Current: 13mA
- Connector: SMA male
- Operating & storage temperature: -40℃ ~ +85℃
- Waterproof: IP67
Package Includes
- 1x Q25 GNSS Helical Antenna
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)


