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https://ncccsprint.com/ft4ns.html

https://ncccsprint.com/rttyns.html

https://www.rdrclub.ru/ft4-sprint/1154-ft4-spri...

締切：10月27日2359 UTC（終了後48時間以内） https://cqww.com/r...

https://www.rsgbcc.org/hf/rules/2026/r80m_ft4.s...

https://ncccsprint.com/ft4ns.html

https://ncccsprint.com/rttyns.html

https://ncccsprint.com/ft4ns.html

https://ncccsprint.com/rttyns.html

締切：11月15日2359 UTC（終了後7日以内） https://contest.ybdx...