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QRV since Sept.1959. in Radio Club YU1BCD (now YU7BCD). First personal call-sign YU1ODO since 27.05.1972. DXCC Award No.13572, 11.04.1973. Plaque DXCC #1: 04.03.2009. Final score 367 countries confirmed. Retired in 2011, active for WPX and RDA awards. Plaque RDA 2500 # 71, 03.Oct.2017.