GNSS four-star full-band measurement antenna
Professional survey-grade GNSS antenna covering all major satellite systems including BDS, GPS, GLONASS, and Galileo across multiple frequency bands. Features 40dB LNA gain, <2mm phase center error, and die-cast metal housing for high-precision measurement applications in surveying, monitoring, and mapping.
Classification:
GNSS High-precision Positioning Antenna
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Product Description
ATEXD GNSS Quad-System Full-Band Survey Antenna
Survey-grade precision with multi-system support for professional measurement applications
Quad-System Support
BDS B1/B2/B3, GPS L1/L2/L5, GLONASS L1/L2/L5, Galileo E1/E2/E5a/E5b/E6
High Precision
<2mm phase center error for survey-grade accuracy
High Gain LNA
40±3dB gain with advanced front-end filtering
Robust Construction
Die-cast metal housing with UV-resistant radome
Product Overview
The ATEXD GNSS Quad-System Full-Band Survey Antenna represents the pinnacle of precision measurement technology, supporting all major global navigation satellite systems across multiple frequency bands. Engineered for professional surveying and monitoring applications, this antenna features a sophisticated multi-feed design that ensures exceptional phase center stability with less than 2mm error. The die-cast metal housing and high-strength plastic radome provide superior durability, while the advanced LNA with front-end filtering delivers optimal signal quality in challenging environments.
Key Features
Comprehensive Frequency Coverage
1170-1280MHz and 1555-1615MHz bands for all major GNSS systems
Exceptional Phase Center Stability
Multi-feed symmetric design ensures <2mm phase center error
Advanced Signal Processing
Front-end filtering prevents amplifier saturation from strong interference
High Performance LNA
40±3dB gain with <2.0dB noise figure and ±2.0dB passband ripple
Robust Environmental Design
Die-cast metal housing with UV-resistant, anti-aging radome
Wide Voltage Operation
Built-in voltage regulation for 3-6V input range
Technical Specifications
| Frequency Range | 1170-1280MHz, 1555-1615MHz |
|---|---|
| Maximum Gain | 5.5dBi |
| Polarization | RHCP (Right Hand Circular Polarization) |
| Axial Ratio | <3dB |
| Phase Center Error | <±2mm |
| LNA Gain | 40±3dB |
| Noise Figure | <2.0dB |
| Output VSWR | <2.0 |
| Output Impedance | 50Ω |
| Passband Ripple | ±2.0dB |
| Power Supply | 3-6V |
| Operating Current | <45mA |
| Operating Temperature | -40°C to +65°C |
| Storage Temperature | -55°C to +85°C |
| Humidity | 95% non-condensing |
| Dimensions | Φ136×52mm |
| Connector | TNC-K |
| Radome Material | High-strength plastic with anti-aging and UV absorbers |
Applications
Geodetic Surveying
Precision land surveying and mapping
Marine Survey
Ocean and waterway measurement
Construction
Engineering and construction measurement
Seismic Monitoring
Earthquake and crustal deformation monitoring
Landslide Monitoring
Mountain slope and geological hazard monitoring
Structural Monitoring
Bridge and building deformation monitoring
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