POTENTIOMETER

Potentiometer

A potentiometer, informally a pot, is a three-terminal resistor with a sliding contact that forms an adjustable voltage divider. If only two terminals are used, one end and the wiper, it acts as a variable resistor or rheostat.

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potentiometer

Noun

  1. A user-adjustable variable resistor that functions as a voltage divider.
  2. An instrument that measures a voltage by opposing it with a precise fraction of a known voltage, and without drawing current from the unknown source.


The above text is a snippet from Wiktionary: potentiometer
and as such is available under the Creative Commons Attribution/Share-Alike License.

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