Digital Yacht GV30 VHF/AIS/GPS Combo Antenna [ZDIGGV30] GV30 Combo GPS & AIS Antenna A Class B AIS transponder requires a dedicated GPS antenna (all Class B units must have their own internal GPS and can’t use an…Continue readingDigital Yacht GV30 VHF/AIS/GPS Combo Antenna [ZDIGGV30]
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