Beitian BT-830 GNSS Survey Antenna for RTK Surveying & Deformation Monitoring, L1/L2/L5, IP67, N-K
Beitian BT-830 GNSS Survey Antenna for RTK Surveying & Deformation Monitoring, L1/L2/L5, IP67, N-K
Beitian
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Overview
The Beitian BT-830 GNSS survey antenna is designed for RTK surveying, agricultural robots, and deformation monitoring/measurement. It is a “four-star full-frequency” satellite navigation antenna with wideband signal capture capability and high dynamic response performance.
Key Features
- Receives multi-system, multi-frequency GNSS signals: GPS, BDS, GLONASS, GALILEO, SBAS, QZSS, IRNSS, and L-Band
- High LNA gain: 38±2 dB
- Low noise figure: ≤2 dB
- Right-hand circular polarization
- 360° horizontal coverage angle
- IP67 waterproof grade
- Lightning protection: YES
Specifications
| Model | BT-830 |
| Supported systems / bands |
GPS L1/L2/L5; BDS B1I/B2I/B3I/B1C/B2a/B2b; GLONASS L1/L2/L3; GALILEO E1/E5a/E5b/E6; SBAS L1/L5; QZSS L1/L2/L5/L6; IRNSS L5; L-Band |
| Antenna gain (dBi) | 5.5 |
| LNA gain (dB) | 38±2 |
| Noise figure (dB) | ≤2 |
| VSWR | ≤2.0 |
| In-band flatness (dB) | ±2 |
| Antenna AR (dB) | ≤3.0 |
| Horizontal coverage angle | 360° |
| Phase center error (mm) | ±2 |
| Polarization | Right-hand circular polarization |
| Port impedance | 50Ω |
| Operating voltage (V) | 3.3-12.0 |
| Operating / supply current | ≤45 mA |
| Differential propagation delay (ns) | ≤5 |
| Connector | N-K (top) |
| Mounting thread | 5/8"-11 UNC, depth 19 mm |
| Antenna size | Φ154 x 64.2 mm |
| Dimension tolerance | Φ154±0.5 mm; 64.2±0.5 mm |
| Weight | 420 g (one spec sheet); 430 g (another spec sheet) |
| Lightning protection | YES |
| Operating temperature | -40°C to +85°C |
| Storage temperature | -55°C to +85°C |
| Waterproof grade | IP67 |
Applications
- RTK measurement and GNSS surveying
- Precision agriculture and agricultural robot navigation
- Unmanned vehicles
- Autonomous mapping
- Deformation monitoring
- Driving test system
For product selection and integration support, contact [email protected] or visit https://rcdrone.top/.
Details
Built for RTK surveying and precision navigation, BT-830 combines wideband GNSS reception with a rugged, field-ready housing.
OEM/ODM support and reliable supply help streamline integration for mapping, robotics, and monitoring projects.
Core electrical and RF specs are summarized for quick system matching, including multi-band GNSS support and low-noise performance.
Standard 5/8"-11 mounting and compact dimensions make installation straightforward on poles, tripods, and vehicle platforms.
Designed to address typical single-band antenna limitations when higher-precision positioning is required.
Multi-constellation, multi-frequency reception supports stable RTK fixes in challenging environments.
Application notes and feature highlights cover use cases such as surveying, agricultural robotics, and deformation monitoring.
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