（i）DieletricAntennaCenterFrequency1575.42MHz±3MHzV.S.W.R1.5:1BandWidth±5MHzImpendence50ohmPeakGain＞3dBicBasedon7×7cmgroundplaneGainCoverage＞-4dBicat–90°＜0＜+90°(over75%Volume)PolarizationRHCP（ii）LNA/FilterLNAGain(Withoutcable)28dBTypicalNoiseFigure1.5dBFilterOutBandAttenuation(f0=1575.42MHZ)7dBＭinf0+/-20MHZ;20dBＭinf0+/-50MHZ;30dBＭinf0+/-100MHZV.S.W.R＜2.0DCVoltage2.7V/3.0V/3.3V/5.0V/3.0Vto5.0V/otherDCCurrent5mA/11mAMax（iii）MechanicalWeight＜60gramSize27×27X9mmCableRG1742meter,5meterlongorotherConnectorSMA/SMB/SMC/BNC/FME/TNC/MCX/MMCXorother（iv）EnvironmentalWorkingTemp-40℃~+85℃StorageTemp.-45℃~+100℃VibrationSinesweep1g(0-p)10~50~10Hzeachaxis