ok4dThis callsn is mostly used from my second qth, broadcasting center of contest radioclub OK1KSO OK5W. Location: Krusne hory (Ore mountains), Loc JO60OK, 875mLINK LOGIN OKE4D · oke4d?utm_medium=social&utm_source= ; DAFTAR OKE4D · oke4ddaftar?utm_medium=social&utm_source= ; WA