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The Nagasaki Radiogram Service Center, mainly serving fishing boats in the western waters, used Morse code signals in addition to others until 1999. youtube.com/watch?v=jvYCnV… 1分11秒あたりから。
メニューを開くThe Nagasaki Radiogram Service Center, mainly serving fishing boats in the western waters, used Morse code signals in addition to others until 1999. youtube.com/watch?v=jvYCnV… 1分11秒あたりから。
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