3250W-66-253 Potentiometers, Variable Resistors

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Trimmer Potentiometers are a type of variable resistor used to make fine adjustments to circuits and signal paths. The 3250W-66-253 is an example of a potentiometer designed to provide a small but wide range of rotation, either in a linear or rotary fashion. This ability makes them valuable in many applications, such as adjusting power gain in radio receivers, as well as providing highly accurate linear control in scientific instruments.

The 3250W-66-253 is a 3-terminal trimmer potentiometer, with two of the terminals connected to the two ends of the resistor and a third terminal connected to a rotary or linear adjustment arm. When the adjustment arm is turned or moved, the amount of resistance between the two end terminals will be changed accordingly. The amount of resistance change is highly dependent on the value of the potentiometer, or the amount of resistance per degree of rotation.

The maximum resistance change for a 3250W-66-253 is 253 Ohms per revolution, giving it a total resistance range of 62.425 kilo-Ohms. This range makes it appropriate for applications where fine adjustments are needed, such as setting the frequency of a radio receiver. It can also be used to control the amount of current passing through a circuit, such as when setting the brightness of an LED display.

The 3250W-66-253 has a low-resistance tolerance of only +-20ppm (parts per million). This tolerance ensures that the potentiometer will maintain its precision even over long periods of use, and is suitable for applications that require high precision control. The 3250W-66-253 also has a wide operating temperature range of -55 to +125 degrees Celsius.

In addition, the 3250W-66-253 is designed to be easy to use. The adjustment arm is mounted on an easy-grip knob, making it easy to easily adjust the resistance. It is also designed to be dust and water-resistant, allowing it to safely operate in outdoor environments. Finally, it can be easily mounted on a panel or board using screws, allowing the potentiometer to be easily incorporated into circuits and signal paths.

The 3250W-66-253 is a versatile potentiometer, with a wide range of applications and uses. Its precision and durability make it a great choice for applications where fine adjustments and accuracy are required. Its wide temperature range and dust and water-resistance further make it suitable for a range of environments, from laboratory experimentation to outdoor installation.

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