V2EX tetrode

Tetrode

释义 Definition

tetrode(名词)四电极器件。最常见指一种四极真空管/电子管(在阴极与阳极之外再加两层栅极,如屏栅、控制栅,用于放大与抑制电容效应)。在神经科学语境中,也常指用于记录神经元放电的四通道微电极(由四根电极丝组成)。

例句 Examples

I replaced the old triode with a tetrode.
我把旧的三极管(电子管)换成了四极管。

In early radio transmitters, the tetrode helped reduce unwanted feedback and improved amplification stability.
在早期无线电发射机中,四极管有助于减少不需要的反馈,并提高放大电路的稳定性。

发音 Pronunciation (IPA)

/ttrod/

词源 Etymology

tetrode 由前缀 tetr(a)-(源自希腊语,意为“”)与表示“电极/极”的构词成分组合而来,字面意思就是“四个电极的器件”。该词最初多用于电子管技术,后来在神经科学中也被借用来命名“四电极”记录电极。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Radiotron Designer’s Handbook(Langford-Smith 编):电子管电路设计经典参考书,涵盖四极管等器件特性与应用。
  • The Art of Electronics(Horowitz & Hill):综合性电子学名著,在电子器件与放大电路背景下会提及包括四极管在内的真空管体系。
  • Valve Amplifiers(Morgan Jones):真空管放大器领域的权威著作,讨论不同管型(含四极/五极)在音频放大中的特性与设计取舍。
  • Neural Ensemble Recording(Nicolelis 编):神经科学群体记录方法的代表性著作之一,涉及包括 tetrode 在内的多通道记录电极技术与实验实践。
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