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United States National Radio Quiet Zone : ウィキペディア英語版 | United States National Radio Quiet Zone
The National Radio Quiet Zone (NRQZ) is a large area of land in the United States in which radio transmissions are strictly restricted by law to facilitate scientific research and military intelligence. It is located in the states of West Virginia, Virginia, and a small part of Maryland. == Location == The Quiet Zone is a rectangle of land, approximately in size. It straddles the borders of Virginia and West Virginia, and also includes a sliver of Maryland. The NRQZ is centered between the National Radio Astronomy Observatory (NRAO) in Green Bank, West Virginia, and Sugar Grove Station in Sugar Grove, West Virginia. It includes all land with latitudes between 37° 30′ 0.4″ N and 39° 15′ 0.4″ N, and longitudes between 78° 29′ 59.0″ W and 80° 29′ 59.2″ W.〔(【引用サイトリンク】title=National Radio Quiet Zone )〕
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「United States National Radio Quiet Zone」の詳細全文を読む
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