品名：GPS天線產品介紹：*高增益*低噪聲*低電流*磁鋼安裝*GPS車載式天線主要參數：一、產品型號ProductModelTQC-GPS-BD0001二、介質天線DieletricAntenna中心頻率CenterFrequency1575.42MHz±3MHz電壓駐波比V.S.W.R1.5:1帶寬BandWidth±5MHz阻抗Impendence50ohm最高增益PeakGain＞3dBicBasedon7×7cmgroundplane增益范圍GainCoverage＞-4dBicat–90°＜0＜+90°(over75%Volume)天線極化PolarizationRHCP三、放大器/濾波器LNA/Filter放大器增益LNAGain(Withoutcable)28dBTyp