This variable resistance potentiometer is used to regulate the voltage in an electric circuit. Rotating the knob of this potentiometer varies the resistance linearly from about 20 to 100 ohms. It is about 1" in diameter overall with a 1/4" diameter shaft. It has three soldering lugs to attach wires.
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Physics & Engineering/Electricity and Electronics/Batteries, Bulbs, Wire and Circuits
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