...For example, in the case of magnetic recording, which uses magnetic tape as the recording medium, a state of change in magnetization proportional to the input signal is created on the tape. In disk recording, a sound signal is recorded by creating a change in the shape of the groove proportional to the input signal. The first successful recording in human history was made by TA Edison in 1877. *Some of the terminology that refers to "disc recording" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…例えば録音媒体として磁気テープを用いる磁気記録の場合は,入力信号に比例した磁化の変化の状態をテープ上に作る。円盤録音では入力信号に比例した溝の形状の変化を作ることにより音の信号を記録する。 人類最初の録音は1877年T.A.エジソンによって成功した。… ※「円盤録音」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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