GPS Active Antenna Specification(1) DieletricAntennaCenterFrequency 1575.42MHz 3MHzV.S.W.R 1.5:1BandWidth 5MHzImpendence 50ohmPeakGain ＞3dBic Basedon7 7cmgroundplaneGainCoverage ＞-4dBicat 90 ＜0＜+90 (over75%Volume)Polarization RHCP （2）LNA/FilterLNAGain(Withoutcable) 28dBTypicalNoiseFigure 1.5dBFilterOutBandAttenuation(f0=1575.42MHZ)7dBＭin f0+/-20MHZ;20dBＭin f0+/-50MHZ;30dBＭin f0+/-100MHZV.S.W.R ＜2.0DCVoltage 2.7V，3.0V，3.3V，3.0Vto5.0VorotherDCCurrent 10mA Max （3）MechanicalWeight ＜100gramSize 45*38.5 13.5mmCable RG174 3metersorotherConnector SMA/SMB/SMC/BNC/FME/TNC/MCX/MMCXorotherMounting MagneticbaseHousing Black （4）EnvironmentalWorkingTemp -40℃~+85℃StorageTemp. -45℃~+100℃Vibration Sinesweep1g(0-p)10~50~10HzeachaxisHumidity Humidity95%~100%RHWeatherproof 100%Waterproof