EVN-38CA00B14

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Trimmer Potentiometers (also known as adjustable resistors) are used to control and adjust electrical and electronic signals. The EVN-38CA00B14 is a trimmer potentiometer which is specifically designed for precision adjustment of circuits and is used in many areas such as consumer electronics and medical instruments, among others. This article will discuss the application field and working principle of EVN-38CA00B14.

Application Field

The EVN-38CA00B14 is a 10-position single-turn trimmer potentiometer. Its features include a neutral detent, a rotary-style body, and a 3750-ohm resistance. Its application fields are mainly in consumer electronics, such as:

• GPS device
• Multimedia speakers
• Digital cameras
• Portable phones
• Computer components

The EVN-38CA00B14 is also widely used in medical instruments, such as:

• Medical imaging equipment
• Patient monitoring equipment
• Diagnostic tools
• Mechanical ventilators
• Laboratory instruments

Working Principle

A trimmer potentiometer operates by using a resistive element such as carbon or cermet that is connected to a spindle. The spindle is connected to a rotary knob, which then changes the position of the resistive element in relation to the ends of the potentiometer. This in turn changes the resistance of the element and the voltage across the circuit.

The EVN-38CA00B14 takes advantage of the principle of precision adjustment. The adjustable resistance is set using the spindle and the rotary knob to the required position. This enables very precise resistances to be adjustable in order to obtain more accurate measurement of the electrical and electronic signals.

The range of adjustments available on the EVN-38CA00B14 is between 360-3750 ohms with a neutral detent position. It also features a unique locking mechanism, which enables secure lock of the rotary knob in each position for precise adjustment. The EVN-38CA00B14 is designed to operate at temperatures between -10° to +70° Celsius and requires minimal force to adjust the resistance.

Conclusion

The EVN-38CA00B14 trimmer potentiometer is a versatile and precision adjustable device. It is mainly used in consumer electronics and medical instruments due to its ability to precisely adjust electrical and electronic signals. It takes advantage of the principle of resistive elements connected to a spindle and a rotary knob. The adjustable range is between 360-3750 ohms with a neutral detent position. The EVN-38CA00B14 is reliable, robust and designed to operate at a wide range of temperatures.

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