ON4KST >>>>>>>>>>>>>>> http://www.on4kst.com/

JT65 EME Link >>>>>>>>>> http://WWW.Chris.Org/cgi-bin/jt65emeA


SKiYMET>>>>>>>>>>>>>> http://www.iap-kborn.de/radar/Radars/Skiymet/sky_main.htm


OK2KKW CZECH VHF/UHF HAM RADIO CONTEST CLUB >>>>> www.ok2kkw.com


OK VHF CLUB>>>>>>>>>>>http://www.vhf.cz/index2.htm