Description
GNSS L1+L2+L5 Multi-constellation, Multi-band Quadrifilar Helix Active High-Precision Positioning Antenna, SMA Connector, Supports Multi-GNSS Positioning Systems, IP67 Waterproof GNSS L1+L2+L5 Multi-GNSS
Quadrifilar Helix Active Positioning Antenna
High gain | low Noise Figure
Supports Multiple GNSS such as GPS, BDS, GLONASS, and Galileo, etc.
Version Options
Q23 GNSS Helical Antenna
Q23 version
Slim and elongated design, compact and lightweight for easy portability
Q25 GNSS Helical Antenna
Q25 version
Slim and elongated design, low power consumption, flexible installation
Q39 GNSS Helical Antenna
Q39 version
Wide-body design, multi-band support, stable and reliable
Q50 GNSS Helical Antenna
Q50 version
Wide-body design, high gain with wide frequency coverage
Features
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.
- 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 Q23 Q25 Q39 Q50 Antenna Characteristics Antenna type Quadrifilar Helix antenna Frequency band GPS: L1/L2/L5
BDS: B1/B2a/B2b
GLONASS: G1/G2
Galileo: E1/E5a/E5b GPS: L1/L2/L5
BDS: B1/B2a/B2b/B3i
GLONASS: G1/G2
Galileo: E1/E5a/E5b GPS: L1/L2/L5
BDS: B1/B2a/B2b/B3i
GLONASS: G1/G2
Galileo: E1/E5a/E5b
L-Band GPS: L1/L2/L5
BDS: B1/B2a/B2b/B3i
GLONASS: G1/G2
Galileo: E1/E5a/E5b/E6
L-Band Gain 2dB 2.5dBi 3dBi Characteristics Impedance 50Ω Polarization RHCP (Right-Hand Circular Polarization) Covering Range 360° Output VSWR ≤2 Pear Axial Ratio ≤3dB outline dimensions 56 × Φ23 (mm) 58.70 × Φ27.70 (mm) 40.80 × Φ44.30 (mm) 42.16 × Φ50 (mm) Amplifier Characteristics Gain 28dB 37dB 28dB Noise Figure < 1.5dB < 2dB Output VSWR ≤2 Voltage 3.3V ~ 16V DC 3.0V ~ 16V DC Current 13mA 15mA Other Characteristics Connector SMA male Operating & storage temperature -40℃ ~ +85℃ Waterproof IP67
Connection Examples
Connecting to LG290P GNSS RTK Module
Q23 Version
Q25 Version
Q39 Version
Q50 Version
Connecting to LC29H(XX) GPS/RTK HAT
Q23 Version
Q25 Version
Q39 Version
Q50 Version
Connecting to ZED-F9P GPS-RTK HAT
Q23 Version
Q25 Version
Q39 Version
Q50 Version
* for reference only, the Raspberry Pi 5, SMA Magnetic Mount Antenna Base,
and RTK positioning module are NOT included
Application scenarios
Smart Home
Smart Agriculture
High-Precision Mapping
Outline dimensions
Q23 Version
Q25 Version
Q39 Version
Q50 Version
Package Content
Weight: 0.027 kg
It is recommended to purchase SMA Magnetic Mount Antenna Base with 3m extension cable, offering flexible installation and compatibility with various GNSS positioning modules. Q23 GNSS Helical Antenna
Q23 GNSS Helical Antenna x1
Q25 GNSS Helical Antenna
Q25 GNSS Helical Antenna x1
Q39 GNSS Helical Antenna
Q39 GNSS Helical Antenna x1
Q50 GNSS Helical Antenna
Q50 GNSS Helical Antenna x1
