LKF-1400FA is an anti-interference GNSS receiver designed for high-precision positioning applications in complex electromagnetic environments. The product breaks through the anti-interference bottleneck of traditional GNSS receivers by integrating advanced interference identification and suppression algorithms, enabling stable and reliable satellite positioning performance even in strong interference, weak signal, and multipath environments. It is suitable for a wide range of critical applications, including navigation, telemetry, and time-frequency synchronization.
Building on the proven architecture of mature GNSS receivers, the 1400FA undergoes systematic optimization for anti-interference capabilities, adopting a modular design philosophy for easy integration and scalable deployment, offering exceptional engineering practicality and cost-effectiveness.
Expectional Technology
Liocrebif is a high-tech enterprise with full capabilities in independent research and development, testing, and production. It has a complete technical system covering GNSS receiver modules, circuit board design, anti-interference algorithms, and system integration testing. The company strictly implements the ISO9001 quality management system, and its product design fully considers engineering application requirements, with continuous innovation in anti-interference technology, reception sensitivity, and system stability.
As a core component in intelligent equipment and navigation systems, the 1400FA GNSS receiver stands out for its exceptional anti-interference capabilities, environmental adaptability, and long-term reliability, making it a critical component for ensuring system performance in demanding application scenarios.
Performance Parameters
| Tech | Parameter |
| Reception Frequency | GPS-L1, BDS-B1, Glonass-L1, Galileo-E1 |
| Anti-Jamming Frequency | GPS-L1, BDS-B1, Glonass-L1 |
| Anti-Jamming Capability | Single≥100dB, three≥85dB |
| Antenna Gain | Elevation angle 90°: ≥3dB |
| Signal Output Power | ≤-55dBm |
| Resistance | 50 Ω |
| Cold Startup | ≤40S |
| Positioning Accuracy (1Σ) | ≤10m |
| Velocimetry Accuracy (1Σ) | ≤0.2m/s (horizontal), ≤0.3m/s (elevation) |
| Maximum Speed | ≤1100m/s |
| Maximum Acceleration | ≤15g |
| Jerk | ≤3g/s |
| Input Voltage | 9-36V |
| Power Consumption | ≤15W |
| Antenna Weight | ≤ 600g; |
| Environmental Adaptation | Working temperature: -40℃～75℃ Storage Temperature: -55℃～85℃ |
The Electrical Interface Of The Gyroscope
Uses J30J-9ZK Connector
| No. | Mark | Notes |
| 1 | VCC IN | 18~36VDC power supply |
| 2 | VCC IN | 18~36VDC power supply |
| 3 | GND | GND |
| 4 | GND | GND |
| 5 | 1PPS | |
| 6 | 1PPS-GND | |
| 7 | TX | RS232-Send (positioning output) |
| 8 | RX | RS232-Receive (positional input) |
| 9 | GND | GND |
Main features
Receiving satellite signals: GPS-L1, BDS-B1, Glonass-L1, Galileo-E1.
Suppress harmonic, sweep, pulse, white noise, FM, AM, PM and other broadband and narrowband types of interference against GPS-L1, BDS-B1, Glonass-L1 bands.
Support working parameter configuration, query and maintain.
Software online upgrade.
Application Areas Unmanned system navigation Surveying and geographic information systems Special transportation and heavy machinery operation positioning High-precision time synchronization systems Border surveillance and maritime law enforcement
