Unverified90% confidenceTradeoffTime unknown
内置VHF天线分离器是核心卖点,可让AIS与VHF共用一根天线,减少安装复杂度和甲板上额外天线,但共用天线会在VHF发射时短暂中断AIS接收
1
Sources
90%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Related Claims
Partially Verified内置VHF天线分配器是核心卖点,可与船上现有VHF无线电共用同一根天线,无需额外安装专用AIS天线,显著降低安装复杂度90% similarUnverified只需一根VHF天线即可同时服务VHF通信和AIS收发,大幅简化布线和天线安装,但共用天线意味着无法获得独立AIS天线方案的接收冗余优势85% similarUnverifiedAIS与VHF共用天线需通过天线分离器(splitter),劣质分离器会造成2-3dB信号损耗降低发射距离,预算充足优选独立专用VHF天线分开走线83% similarUnverifiedAIS收发器必须独立VHF天线或通过天线分配器(Splitter)与VHF电台共用,直接与VHF共接一根天线会导致AIS发射时无法工作,共用需选带优先切换功能的有源分配器80% similarUnverified需要连接外置VHF天线才能正常工作,购买前应确认船上是否有专用AIS天线或可共用的VHF天线及分路器79% similar
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