中心频率CenterFrequency1575.42MHz±3MHz电压驻波比V.S.W.R1.5:1带宽BandWidth±5MHz阻抗Impendence50ohm最高增益PeakGain＞3dBicBasedon7×7cmgroundplane增益范围GainCoverage＞-4dBicat–90°＜0＜+90°(over75%Volume)天线极化PolarizationRHCP二、放大器/滤波器LNA/Filter放大器增益LNAGain(Withoutcable)28dB,45dB,55dBTypical噪声系数NoiseFigure1.5dB滤波器带外衰减FilterOutBandAttenuation(f0=1575.42MHZ)7dBＭinf0+/-20MHZ;20dBＭinf0+/-50MHZ30dBＭinf0+/-100MHZ输出电压驻波比V.S.W.R＜2.0直流电压DCVoltage3V,5V,3Vto5V直流电流DCcurrent5mA，10mA，22mAMax三、结构Mechanical重量Weight＜140(克)gram外型尺寸Size?96×126mm；电缆CableRG588to100meters连接器型号ConnectorSMA/SMB/SMC/BNC/FME/TNC/MCX/MMCX固定方式Mounting螺纹(M24×1.5)连接；外壳颜色Housing白white四、环境Environmental工作温度WorkingTemp-40℃~+85℃振动VibrationSinesweep1g(0-p)10~50~10Hzeachaxis湿度HumidityHumidity95%~100%RH防水Weatherproof100%Waterproof