Ntugharị ntụgharị WR28-WR22 30.0-40.0 GHz 25.4mm Ntugharị ntụgharị WR4-WR5 140-260 GHz 25.4mm Ntuziaka ntụgharị WR28-WR22 140-260 GHz 25.4mm Ntuziaka ntụgharị WR112-WR90 8.2-10GHz 25.4mm WRD750 gbagọrọ agbagọ 8-18GHz