• GPS/GSM/WI-FI组合天线,安装方式有黏贴、磁铁、螺钉。

  • 这款天线竟能同时搞定GPS、GSM和Wi-Fi,背后藏着3个不为人知的秘密(图1)
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    1、GPS Antenna
    Center Frequency:1575.42±3
    VSWR:1.5:1
    Bandwidth:±5
    Impedance:50
    Peak Gain >3dBi Based on 7cm×7cm ground plane
    Gain Coverage >-4dBi at –90° <0  < 90°
    Polarization:RHCP

    2、GSM Antenna
    Center Frequency:850/900/1800/1900
    VSWR:2.0:1
    Impedance:50
    Typical Gain:2dBi /-1dBi@850MHz ; 2dBi /-1dBi@900MHz 
                              1dBi /-1dBi@1800MHz;1dBi /-1dBi@1900MHz

    3、LNA/Filter
    LNA Gain :28 dBi Typical
    Noise Figure:1.5
    Filter Out Band Attenuation 
    7dB Min f0 /-20MHz ;
    20dB Min f0 /-50MHz;
    30dB Min f0 /-100MHz
    VSWR <2.0
    DC Voltage:2.7/3.0/3.3/5.0/3.0 to 5.0 etc.
    DC Current:11 Max
        

    4 、Mechanical
    Weight<150
    Size70D×14H
    Cable GPS:RG174 2,5 long etc.
                GSM:RG174 2,5 long etc.
    Connector GPS:SMA/SMB/SMC/BNC/FME/TNC/MCX/MMCX/FAKRA etc.
         GSM:SMA/SMB/SMC/BNC/FME/TNC/MCX/MMCX/FAKRA etc.
    Mounting:Screw
    Housing:Black

     

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    李先生

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    138****9533

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