F40J10KE

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Chassis Mount Resistors, which are also known as trimmable resistors, are devices used for tuning circuits. The term “F40J10KE” is used to refer to one particular type of chassis mount resistor, which is a non-inductive rheostat. This type of resistor is specially designed for use in high-frequency and ultrahigh-frequency (UHF) applications. It has a wide range of applications and is often used in applications that require fine tuning of circuit parameters.

This type of resistor is composed of two parts: a substrate and a wiper. The substrate contains an internal resistance element that is connected to a pair of terminals on either side of the resistor. The substrate can be made of different materials like ceramic, mullite, or metal, and accounts for most of the resistance. The wiper is usually made of metal and is connected to the substrate through the terminals. It is also connected to a shaft that is used to adjust the resistance value. The range of resistance values that can be adjusted is determined by the characteristics of the substrate.

The F40J10KE is a high-accuracy non-inductive rheostat, which means that it has a maximum ohmic resistance value of 10 kilo-ohms with an accuracy of 5%. The precision is within 0.1% for the full range of the unit and can be fine-tuned to a value as low as 10 ohms. The resistor can be used for both DC and AC applications, and it also has a temperature coefficient of resistance of less than 1% at a temperature range of -40 to +85°C. Another feature of this resistor is that it can be connected in series or parallel to achieve even higher accuracy.

The F40J10KE is used in many high-frequency and UHF applications, such as antenna tuning, impedance matching, radio communication, and signal processing. It is also used in various mission-critical circuits such as frequency hoppers, digital filter networks, and precision audio circuits. Because of its high accuracy and low temperature coefficient, it is widely used in precision electronic systems such as missile guidance systems and other aerospace and military equipment. Since it is non-inductive, it is less likely to be affected by the magnetic fields from motors, which makes it ideal for use in motor control systems.

The F40J10KE has a simple yet robust working principle. It consists of a resistive substrate connected to two terminals on either side. A metal wiper is then connected to the terminals and can be adjustable by rotating the shaft. By doing so, it changes the amount of resistance in the circuit and hence, the voltage and current flowing through it. This makes it possible to adjust the circuit parameters and fine-tune the circuit performance.

In conclusion, the F40J10KE chassis mount resistor is an important component used in many high-frequency and UHF applications. Its non-inductive design and high precision make it suitable for mission-critical applications, while its simple working principle makes it easy to operate. This makes it an essential component in applications where precision and performance are paramount.

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