GPS航海天线

（i）DielectricAntennaCenterFrequency1575.42MHz±3MHzV.S.W.R1.5:1BandWidth±5MHzImpedance50ohmPeakGain＞3dBicBasedon7×7cmgroundplaneGainCoverage＞-4dBicat–90°＜0＜+90°(over75%Volume)PolarizationRHCP（ii）LNA/FilterLNAGain(Withoutcable)28dB/38dBotherTypicalNoiseFigure1.5dBFilterOutBandAttenuation(f0=1575.42MHZ)7dBＭinf0+/-20MHZ;20dBＭinf0+/-50MHZ30dBＭinf0+/＜2.0DCVoltage2.7V/3.0V/3.3V/5.0V/3.0Vto5.0V/otherDCCurrent11mA/15mAMax（iii）MechanicalWeight＜430gramSizeØ93×136mm；CableRG585to100metersConnectorSMA/SMB/SMC/BNC/FME/TNC/MCX/MMCXorotherMountingM24×1.5Housingwhite（iv）EnvironmentalWorkingTemp-40℃~+85℃StorageTemp.-45℃~+100℃VibrationSinesweep1g(0-p)10~50~10HzeachaxisHumidityHumidity95%~RHWeatherproofWaterproof