EntityQ337225· pop 5· linked from 11 articlesRTCMSign in to saveinternational standards organizationConnectionsUnited States Coast GuardEntityFederal Communications CommissionEntityautomatic identification systemEntityemergency position-indicating radiobeaconEntitydifferential GPSEntityreal time kinematicEntitymarine navigationEntityMarine VHF radioEntityDigital Selective CallingEntityelectronic navigational chartEntityNational Marine Electronics AssociationEntityCategoriesMaritime organizationsStandards organizations in the United StatesTelecommunications organizations