Quadrifilar Helix Antenna|High Gain:Achieve reception with a 35dB gain, ensuring strong connections in any drone application.Full Frequency Coverage:This quadrilateral helix antenna supports multiple frequencies, including GPS, BDS, , and GLONASS.Omni-Directional Design:Enjoy a 360 omnidirectional coverage, making this antenna ideal for drone navigation and mapping.Low Noise Figure:Experience minimal signal interference with a low noise figure of Less than 2dB, enhancing drone precision. and Compact:Designed for portability, this spiral antenna is and small, fitting seamlessly into any drone setup.Full frequency active antennas covering GPS L1/L2/L5, BDS B1/B2/B3, E1/E5, GLONASS L1/L2.Product characteristics1.High Gain: 35dB2.High phase accuracy: Four arm spiral structure3.Low noise figure:Less than 2dB4.Beam width,Low elevation angle5.Light weight, small sizeFrequency Range:GPS: L1 L2 L5BDS: B1 B2 B3:E1 E5GLONASS:L1 L2Impedance:50Gain:Elevation angle 902Axial Ratio(dB):Elevation angle903Horizontal coverage angle():360 omnidirectionalPolarization Type: RHCPInterface type;SMA-JLow noise amplifier indexFrequency RangeGPS: L1 L2 L5BDS: B1 B2 B3:E1 E5GLONASS:L1 L2DC Voltage:3~5.5VGain:353dBIn-band Spectrum Ripple (dB):2Output VSWR:Less than 2.0Noise Figure:Less than 2.0dBDC current:Less than 50mA @ DC3.3VMaterial: PlasticColor: As shownDue to different product batches, the appearance , which does not affect the usePackage Contents:1 x antennaOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.