Amateur hf antenna
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13 sec
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55 sec
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6 min
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15 min
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5 min
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20 min
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4 min
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3 min
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80 sec
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20 sec
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10 min
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11 sec
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98 sec
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10 sec
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3 min
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45 sec
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25 sec
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22 min
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8 min
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5 min
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16 min
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27 sec
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63 sec
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2 min
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44 sec
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78 sec
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50 sec