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China Suppliers Factory: Directional Antenna Automatic Tracking System for UAV Wireless Communication
Features
Directional communication antenna is widely used in the measurement and control of medium and long-range UAV, because it has high gain in beam angle range. Antenna by directional radiation and receiving signal to make the energy in the useful range, reduced energy dissipation, improve the transmission gain. But it is precisely because of the characteristics of directional transmitting and receiving signals, it is decided that the antenna must be equipped with a guidance tracking system, then it can be used in application of dynamic tracking communication for UAV.
By using GPS mode and brushless servo motor control, achieve the one-dimensional servo control of directional antenna, like spiral directional antenna, Yagi antenna, grid directional antenna and so on. It is more stable than single channel monopoles tracking system, digital stronger and low cost.
Main Function & Technical Index
Tracking Capabilities
Manual tracking and GPS data tracking function
Speed Control
Adjustable rotation speed function
Angle Collection
Collecting azimuth/pitch angle function
Weight & Bearing
Self-weight and bearing: 3kg/5kg (portability)
Pedestal Structure
Position-pitch type structure
Rotation Range
Position: 360° | Pitch: -10° to +45°
Accuracy
Rotation: 0.1° | Dynamic Pointing: 0.1°
Speed & Acceleration
Speed: 0.1°/s ~ 20°/s | Acceleration: 10°/s²
Power Supply
12VDC / 5A
Operating Temperature
-25℃ to +55℃
Frequently Asked Questions
Why is a directional communication antenna used for UAV control?
Directional communication antennas are widely used in medium and long-range UAV measurement and control because they provide high gain within their beam angle range. By focusing radiation and reception, they maximize energy efficiency and improve transmission gain.
Why does this directional antenna require a guidance tracking system?
Due to the narrow beam characteristics of directional transmitting and receiving, the antenna must be dynamically aligned with the moving UAV. A guidance tracking system ensures continuous communication during dynamic UAV operations.
How is the directional antenna controlled and stabilized?
The system utilizes GPS mode combined with brushless servo motor control to achieve precise one-dimensional servo control. This structure supports spiral, Yagi, and grid directional antennas, offering higher stability and stronger digital performance at a lower cost than single-channel monopole tracking systems.
What are the rotation limits and accuracy of the antenna pedestal?
The position-pitch type pedestal features a 360° horizontal rotation range and a vertical pitch range from -10° to +45°. It operates with a high rotation accuracy and dynamic pointing precision of 0.1°.
What are the weight capacity and environmental specifications of the system?
Designed for portability, the system has a self-weight and bearing capacity of 3kg/5kg. It operates reliably under temperature ranges from -25℃ to +55℃ and requires a 12VDC/5A power source.


