…It is also widely used for fixed radio, mobile radio, UHF television (470-770MHz), navigational aids, planetary probes, etc. (7) SHF band In the SHF band, the properties of radio waves are very close to those of light, and radio waves can only pass within line of sight. Therefore, it is mainly used for fixed radio rather than mobile radio. … *Some of the terminology that refers to the "SHF band" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…固定無線,移動無線,UHFテレビ(470~770MHz),航行援助,惑星探査機などに同じく広く利用されている。(7)SHF帯 SHF帯となると,電波の性質は光にきわめて近づき,見通し範囲しか電波は通らなくなる。したがって移動無線としてよりもおもに固定無線に利用される。… ※「SHF 帯」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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