rádió-irányleadó angolul

radio beacon▼◼◼◼noun
[UK: ˈreɪ.dɪəʊ.ˈbiːkən] [US: ˈreɪ.dɪəʊ.ˈbiːkən]

wireless beacon▼noun
[UK: ˈwaɪə.lɪs ˈbiːkən] [US: ˈwaɪr.ləs ˈbiːkən]