PTR901-2020K-A103

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Rotary potentiometers, also known as rotary variable resistors, are electrical components used to vary the resistance to current flow in a circuit. Rotary potentiometers can be used in a variety of different applications, from audio equalization to motor speed control. They come in a variety of sizes and shapes and provide different levels of operational accuracy. PTR901-2020K-A103 is no exception, it\'s application fields and working principles will be discussed in further detail in this article.

Application Fields and Uses of PTR901-2020K-A103

Rotary potentiometers, such as the PTR901-2020K-A103, are used in a variety of different applications. In audio applications, they’re commonly used to adjust the balance of sound levels during mixing and mastering applications, as well as to control the equalization of a sound system. In addition, they’re used to control the volume of a piece of audio equipment. They can also be used in industrial applications, such as temperature controllers and machinery speed control, to adjust the sensitivity or output of a device.

PTR901-2020K-A103 is ideal for a range of these applications due to its wide range of features and versatility. Its low-profile design has an adjustable sliding contact for finely adjustable range settings, allowing it to be adapted to a variety of uses. It also has a low-resistance stainless steel construction and a quick-connect terminal block, both of which ensure reliable, consistent operation. Additionally, the PTR901-2020K-A103 has a low-temperature coefficient and an adjustable zero-ohm set-point, for optimal accuracy and repeatability.

Working Principle of PTR901-2020K-A103

The PTR901-2020K-A103 is a variable resistor which has a three-terminal design with a wiper arm that rotates around a resistive track connected between the three terminals. When the wiper arm moves across the track, it changes the resistance between the three terminals, which in turn changes the amount of current flowing through the circuit. The resistance of the track ranges from 0 ohms to infinity. The level of the resistance can be adjusted in a continuous manner, allowing users to adjust the output of their device.

The wiper arm uses a sliding contact, which ensures smooth, accurate rotation and precise resistance adjustment. The resistance of the track also follows a predefined path, and stays consistent no matter how many times it is adjusted. Additionally, the PTR901-2020K-A103 utilizes heat-resistant conductive plastic material in its construction, making it ideal for use in high-temperature environments.

Conclusion

Rotary potentiometers, such as the PTR901-2020K-A103, are electrical components used to vary the resistance to current flow in a circuit. In audio applications, they are commonly used to control the balance and equalization of a sound system, as well as to adjust the volume. They can also be used in industrial applications, such as temperature controllers and machinery speed control. The PTR901-2020K-A103 has a low-profile design, with an adjustable sliding contact for fine-tune range settings. It uses a three-terminal design, with a wiper arm that rotates around a resistive track connected between the three terminals, which changes the resistance between the terminals, and controls the output of the device.

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