0:56
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Humming ventilation shaft from inside a wind turbine (7).
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0:39
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Propellers spinning inside a wind turbine tower (13).
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0:38
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Propellers spinning inside a wind turbine tower (16).
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0:34
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High-pitched tone and humming from a steel tower wind turbine (7).
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0:39
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Propellers spinning inside a wind turbine tower (11).
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0:34
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Propellers spinning inside a wind turbine tower (3).
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0:39
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Propeller drone from inside a wind turbine tower (2).
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0:20
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Propeller drone from inside a wind turbine tower (4).
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0:29
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Humming transformer station from inside a wind turbine (7).
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0:27
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Humming transformer station from inside a wind turbine (6).
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0:37
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Humming ventilation shaft from inside a wind turbine (4).
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0:38
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Humming transformer station from inside a wind turbine (3).
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0:36
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Propellers spinning inside a wind turbine tower (14).
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0:37
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Propellers spinning inside a wind turbine tower (15).
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0:37
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Propellers spinning inside a wind turbine tower (17).
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0:42
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Propellers spinning inside a wind turbine tower (12).
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0:36
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Humming ventilation shaft from inside a wind turbine (3).
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0:35
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Propeller drone from inside a wind turbine tower (7).
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0:39
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Propellers spinning inside a wind turbine tower (9).
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0:46
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Humming ventilation shaft from inside a wind turbine (6).
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