Varian, RH (English spelling)
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…Also called a velocity modulation tube. A vacuum tube for amplifying ultra-high frequency waves (UHF and above) invented in 1939 by the American Varian brothers, Sigurd Varian and Russell Harrison V. When electrons from the cathode are accelerated by a high DC voltage and passed through an electrode gap to which a sufficiently smaller radio frequency voltage is applied, the electron speed changes periodically. … *Some of the terminology that mentions "Varian, RH" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
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…速度変調管ともいう。1939年アメリカのバリアン兄弟Sigurd Varian,Russel Harrison V.により発明された極超短波帯(UHF以上)の増幅用真空管。陰極よりの電子を高い直流電圧で加速し，これより十分小さい高周波電圧をかけた電極間隙を通過させると，電子速度が周期的に変化する。… ※「Varian，R.H.」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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