Adjusting the volume dial on a sound system, sensing your finger position on a touch screen, and knowing when someone’s in the car are just a few examples of where you encounter variable resistors in ...

Resistor with simple electric circuit scheme. Physical test for education in schools at physics lesson. Rheostat is an electrical instrument used to control a current by varying the resistance.

Designers of instruments or control systems often find that component performance limits overall equipment performance in areas such as stability, frequency response, noise, and ESD. This is ...