KC4USV McMurdo station. From DXNews.com31/05/2020 by PY3TXW2EMT, AF7DJ and WY7AA are currently active from McMurdo station, (IOTA AN-011), Antarctica as KC4USV. Previous articleA71EM Qatar. From DXNews.comNext article OJ0JR OJ0A Market Reef. From DXNews.com