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Aguada transmission station : ウィキペディア英語版 | Aguada transmission station Aguada transmission station is a facility of the US Navy for transmitting orders to submerged submarines near Aguada in Puerto Rico at 18°23'55"N 67°10'38"W by using radio waves in the low frequency range. Aguada transmission station, which works on 40.75 kHz with the callsign NAU, had originally 3 guyed towers. From these two were dismantled. Only the tallest with a height of 367.3 metres (1205 ft) is still standing and in use. It is the tallest structure in Puerto Rico and in the Caribbean region. == See also ==
* List of supertall structures
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Aguada transmission station」の詳細全文を読む
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