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Potentiometers

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.

Alpha - Alpha is a leading manufacturer of potentiometers from Taiwan.
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R-V38-2XXAPotentiometer - Alpha, Audio, Dual, ⅜" Bushing

Alpha Dual Potentiometer Shaft Width: ¼" Shaft Length: 5/16" Bushing Diameter: ⅜" Bushing Length: ¼" Body Diameter: 24mm Body Height: 20mm Rotation: 300° Wattage Rating: 0.25w Voltage Rating: 250v Conductive Material: Carbon Composition


$2.60
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R-V38-KITPotentiometer Kit - Alpha, ⅜" Bushing
Package of 25

Kit of Alpha potentiometers with 3/8" bushing. Contains the following quantities & values



  • 6 × 1MA (R-V38-1MA)
  • 3 × 250KA (R-V38-250KA)
  • 2 × 100KA (R-V38-100KA)
  • 2 × 100KL (R-V38-100KL)
  • 2 × 250KL (R-V38-250KL)
  • 2 × 25KA (R-V38-25KA)
  • 2 × 25KL (R-V38-25KL)
  • 2 × 500KA (R-V38-500KA)
  • 2 × 500KL (R-V38-500KL)
  • 2 × 5KL (R-V38-5KL)

$39.95
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R-V38-XAPotentiometer - Alpha, Audio, ⅜" Bushing

Standard fit for most vintage American made tube amps.


$1.60
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R-VA2XXAPotentiometer - Alpha, Audio, Dual

24 mm carbon composition. 300° rotation. ¼" watt, 250VDC rating. ¼" diameter shaft.


$2.50
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R-VAMA-SSPotentiometer - Alpha, Audio, Solid Shaft, 16mm

Miniature solid shaft audio potentiometers.


Starting at $1.25
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R-VAMA-SS-PCPotentiometer - Alpha, Audio, Solid Shaft, PC Lead, 16mm
Alpha Mini Pots with solid shaft and short PC mount terminals.

  • Threading: M7 x 0.75
  • Distance between terminals: 5 mm (0.197”)
  • Lead Depth from Panel: 3.8 mm (0.150”)
  • Lead Distance from shaft center: 12.5 mm + 3.5 mm (0.492” + 0.138”)
  • Lead Thickness: 0.5 mm (0.020”)
$1.10
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R-VAMA-SS-PCLPotentiometer - Alpha, Audio, Solid Shaft, Long PC Lead, 16mm
Alpha Mini Pots with solid shaft and long PC mount terminals.

  • Threading: M7 x 0.75
  • Distance between terminals: 5 mm (0.197”)
  • Lead Depth from Panel: 10.7 mm + 5 mm (0.421” + 0.197”)
  • Lead Distance from shaft center: 16 mm (0.630”)
  • Lead Thickness: 0.5 mm (0.020”)
$1.10
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R-VAMXAPotentiometer - Alpha, Audio, Knurled Shaft, 16mm

Miniature Alpha pot for guitars. Audio taper.


$1.50
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R-VAR-AXPotentiometer - Alpha, Audio, 9mm, Right Angle

Audio taper (log), right angle, 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.


$1.75
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R-VAV-AXPotentiometer - Alpha, Audio, 9mm, Vertical

Audio taper (log), 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.


$1.75
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