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November 30, 2023第9回 交信の方法とルール17 minutesPlay...moreShareView all episodesBy 逗子・葉山アマチュア無線クラブ JA1YUUNovember 30, 2023第9回 交信の方法とルール17 minutesPlay...more
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By 逗子・葉山アマチュア無線クラブ JA1YUUView all episodesBy 逗子・葉山アマチュア無線クラブ JA1YUU