Welcome,
JH1HST is Japanese Amateur radio station, also have Air-plane scatter on operation.
So it better to PLE RPT when spot call and QSO.
Want to know more about JH1HST?
　
If so, Go to ＞＞ Radio Station Site　＜＜
　
つまり、JH1HSTのウェブサイトへ入る
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QSLについてのダイレクトリンク