Product DescriptionTDXL-SH166 is a device used for Beidou B1I B1C、B3I、S; GPS:L1; The reception of equal frequency satellite signals and the external antenna for transmitting Beidou L-band signals adopt an active design in the antenna receiving part to reduce antenna output loss and strengthen antenna integration; The antenna unit has high gain, good circular polarization, wide beam pattern, and excellent high and low elevation angle performance; The antenna material with special technology has good resistance to high and low temperature impact, corrosion and other properties, and can work in the field for a long time. 

Widely used in fields such as drones, tablets, handheld devices, etc.Technical featuresThe antenna part adopts a stacked design to reduce the mutual influence between antenna reception and ensure stable antenna performance.Adding a limiter to the circuit where GNSS is located protects the active circuit of GNSS from burning out when transmitting high-power signals.The antenna unit is designed using multi feed multi arm technology, which ensures good circular polarization, wide beam pattern, and good reception of ground elevation signals.Design of antenna multi feed multi arm zero phase center technology to ensure stable phase center.Compact size, easy to integrate; Flexible customization according to customer needs.Main technical indicatorsSupport satellite signalsOutput impedance 0 ohmsB≤Hz)(right-handed circular polarization). 0dBi (elevation angle dBi)B3 standing wave ratio 2.0 (1268.52 ± 10.23M)B3 polarization gain. 0dBi (elevation angle dBi)≤4.08ML-polarization gain≥ -3.530 ° dBi (elevation angle)≥290°)≤4.08MS-polarization gain≥ -3.030 ° dBi (elevation angle)≥290°)dBcAntenna axis ratio 1& L1≤3.0L≤3output vswr ≤30dBActive noise 2.0Flatness within the bandtwoLow noise amplifier gain28dBActive noise≤±2dBworking voltage 3.0~5.0VDCWorking current≤30mAworking temperature －40℃～＋85℃Storage temperature－55℃～＋85℃Physical characteristics of antennaφ23±0.3mm*H166±1.0mmOutput interfaceJSYZH-JTD(2G)-1