Signal Hill is the rocky outcrop where Guglielmo Marconi is thought to have received the first transatlantic radio transmission, sent from Poldhu in Cornwall, 2,850km away.

 
  • SignalHill其实就是突出地面的一个石台,据说GuglielmoMarooni就是在这里首次收到从位于Cornwall的Poldhu发射出来的跨越大西洋的无线电波,二者相距2,850公里。
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