BG6BBD |
2023-11-24 20:26 |
2023年11月22日BD6BBD/BY6AB到淮南市潘集区第二小学开展无线电测向活动
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这是一所农村小学
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小同学耳朵小,戴不住耳机,老师就用透明胶带粘住。 [attachment=789003]
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这是一所农村小学。 [attachment=789005]
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还是用SDR监测信号源 |
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