London, United Kingdom
Andrew Lambert Photography
Photograph - Photograph
Potentiometer. This is a type of variable resistor. Rotating the shaft varies the resistance to electric current across the contacts at top. Potentiometers are used in such devices as light dimmers and volume controls.
May 8th, 2013
Viewed 2 Times - Last Visitor from Beverly Hills, CA on 10/25/2014 at 3:23 PM