Potentiometers

Potentiometers are variable resistors used to control voltage levels in electrical circuits. They ensure precise performance adjustments and reliability in various electrical applications.

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Common Applications

audio control

signal processing

voltage adjustment

tuning circuits

position sensing

variable voltage dividers

Buying Guide

Potentiometer Buying Guide

Selecting the right potentiometer involves understanding your specific application needs. Consider the resistance range and power rating that match your circuit requirements.

Evaluate the type of motion (rotary or linear) required for your application. Check for the physical size and mounting style to ensure compatibility with existing equipment setups.

  • Verify the resistance value and tolerance for your circuit.
  • Consider the operational life and durability of the potentiometer.
  • Ensure the potentiometer type matches the intended application, such as audio or sensor calibration.
  • Confirm that accessories like knobs or mounting hardware are included if necessary.

Frequently Asked Questions

What are potentiometers used for?
Potentiometers are used to provide variable resistance for controlling voltage in electrical circuits.
How does a potentiometer work?
A potentiometer works by varying its resistance through the adjustment of its wiper position over a resistive element.
What types of potentiometers are available?
Common types include rotary, linear, and digital potentiometers, each designed for specific applications.
Why choose surplus potentiometers?
Surplus potentiometers offer a cost-effective solution while maintaining reliable performance for various applications.