“varactor”的英文意思_释义_用法

单词

varactor

释义

varactor Electronics.|vəˈræktə(r)|
[f. var(iable re)actor.]
A reverse-biased p-n junction whose capacitance depends on the bias voltage in a definite way. Also called varactor diode.
1959Pfann & Garrett in Proc. IRE XLVII. 2011/1 (heading) Semiconductor varactors using surface space-charge layers.1965Wireless World July 62 (Advt.), Elimination of manual tuning by a unique self-tuning system (using servo controlled varactor diodes).1975Physics Bull. Sept. 401/1 Varactor diodes are extensively used in voltage-variable tuning applications, such as in modern solid-state radio and television circuits.1979A. Bar-Lev Semiconductors & Electronic Devices xvii. 325 Varactors are also used for frequency multiplication or harmonic power generation in the microwave range.

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