OK1TYU Meaning of OK1TYU in English Located in JO70DFDXCC entity: OK-OL - Czech Republic Last update on: 05/2000 Search OK1TYU at QRZ.COMSearch OK1TYU at VHF-Group DL-West Amateur radio QTH Locator English vocabulary. Английский словарь радиолюбителя QTH Локатор. 2012