Features: AH569 Wideband Directional Antenna delivers good performances across 1.1GHz to 9GHz frequency ranges with VSWR≤2 and return loss< 10dB, optimized through multiple design iterations for superior signals transmission. Featuring coplanar linearly polarized design and PCB construction, this directional communication antenna ensures stable signals reception in aviation, positioning, and applications. Ideal for engineers, drones operators, and wireless communication researcher requiring high precisions signals control in aerospace and telemetries systems. Perfect for aircraft communication link, radars signals analysis, satellite tracking systems, and weather monitoring stations demanding wideband coverage. Engineered with multi layer PCB technology and impedance components, this directional antenna maintains consistent gains patterns across its operational bandwidth for data transmission. Specifications: Component:Metal Operating frequency: 1.1GHz-9GHz Impedance: 50Ω Gains: 2-11dBi Standing waves ratio: <2 (typical) Maximums input power: 20W Size:Approx.10cm/3.94''x10cm/3.94'' Package Includes: 1Piece Wideband Directional Antenna note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.