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Trimmer Potentiometers

Trimmer potentiometers, also known as semi-variable potentiometers, basically use in the circuit that does not need to adjust often, if the voltage in color TV switch power supply adjusts potentiometer. The fine-tuning potentiometer has three pins and usually has an adjustment hole on it. The resistance can be adjusted by inserting a screwdriver into the adjustment hole and rotating it. The fine-tuning potentiometer plays an significant role in the power amplifier circuit, which is mainly used for frequency, amplification gain, determination of partial voltage ratio or reference voltage adjustment.

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3362S-1-203LF 3362S-1-203LF Bourns Inc. 2190 $0.24
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3313J-1-500E 3313J-1-500E Bourns Inc. 6963 $0.43
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3314J-1-105E 3314J-1-105E Bourns Inc. 10000 $0.71
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