Resistor, voltage-dependent (VDR)
![](../res/img/uni_lang/et/ET.Basic.ResistorVDR.png)
![](../res/img/uni_lang/et/FTE00079.jpg)
A varistor is a voltage-dependent resistor. Resistance decreases abruptly once a particular voltage threshold is exceeded.
A varistor is a voltage-dependent resistor. Resistance decreases abruptly once a particular voltage threshold is exceeded.