World Wide Radio OperatorS Foundation https://wwrof.org/
http://www.contestlogchecker.com/downloads.htmlwww.contestlogchecker.com/downloads.html Verificator de log-uri de concurs
http://contestuniversity.com/main/page_files.html Tot ce vrei despre concursuri găsești aici
http://urdxc.org/ Site ucrainean Dx Contest
http://www.uba.be/en/hf/contest-rules/uba-psk63-prefix-contest-rules
http://www.uba.be/en/hf/contest-rules/uba-psk63-prefix-contest-rules
http://www.hornucopia.com/contestcal/perpetualcal.php Calendar competițional US
http://slovhf.net/vhfmanager/?ContestID=175&language=G Site sloven pt UUS
http://repeaters.lz1ny.net/cgi-bin/repeaters.py Balize și repetoare LZ
http://vhfcontest.bfra.bg/ site LZ pt VHF
https://www.hrvhf.net/index.php site 9a
http://opencontest.org/edi Urcare log .edi pt a obtine harta legaturilor
http://www.ok2kkw.com/index_en.html site OK2KKW
https://www.hrvhf.net/index.php site 9a
http://opencontest.org/edi Urcare log .edi pt a obtine harta legaturilor
http://www.ok2kkw.com/index_en.html site OK2KKW