Potentiometers are used to control volume and tone. A potentiometer is a three-terminal resistor with a sliding or rotating contact that forms an adjustable voltage divider.Check out our Tech Corder articles on pots, including Potentiometer Types.
AlphaAlpha is a leading manufacturer of potentiometers from Taiwan.
Potentiometer - Alpha, Reverse Audio, 9mm, Vertical, 50KΩ
Reverse audio taper (antilog), vertical mount, Alpha pots with a 6.35mm shaft diameter. These 9mm pots are poplar in DIY guitar pedals, synthesizers, and other projects. Mounting nut and washer included.