Direction finding (DF), or radio direction finding (RDF), is the measurement of the direction from which a received signal was transmittedThis can refer to radio or other forms of wireless communication, including radar signals detection and monitoring (ELINT/ESM) By combining the direction information from two or more suitably spaced receivers (or a single mobile receiver),DF ファイルやフォルダを比較し、わかりやすく並列表示 (ユーザー評価： 4) PairSender(ペアセンダー) 異なるフォルダの2つのファイル名を渡してdiffなどを立ち上げる補助ツール (ユーザー評価： 0) diffrencer テキスト比較、自動マージツール (ユーザー評価： 35)Df dĕgre´ 1 a grade or rank within a series, especially a rank awarded to scholars by a college or university 2 a unit of measure of temperature 3 a unit of measure of arcs and angles, one degree being 1/360 of a circle 4 one of the ranks or stages in a progressive series d's of freedom (df) the number of ways that the members of
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