| 单词 |
varistor |
| 释义 |
varistor Electr.|vɛəˈrɪstə(r)| [f. variable a. + resistor.] A semiconductor diode whose resistance varies non-linearly with the applied voltage.
1937Bell Telephone Q. Apr. 114 A varistor is a device, for example a copper oxide rectifier, whose resistance varies with the applied voltage. 1957Electronic Engin. XXIX. 386/1 Varistors exhibit a practical resistance variation of several decades over their normal rated working range of current or voltage. 1978Sci. Amer. Mar. 59/1 The compensation is termed equalization and is achieved by adding two varistors, or variable resistors, to the speech network. |

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