3386V-1-102

Trimmer potentiometers are electronic components used for fine adjustments of resistive circuits. The 3386V-1-102 is a common trimmer potentiometer built around the industry standard 3386 physical package. In this article, we’ll take a closer look into the application field and working principle of the 3386V-1-102 trimmer potentiometer.

Application Field

The 3386V-1-102 trimmer potentiometer is a small, adjustable resistor designed for use in precision circuits, such as those used for audio and television broadcast equipment. It can be used to adjust the gain or distortion characteristics of a circuit, or to adjust the center frequency, or gain of an amplifier circuit. It is used in many electronic devices, such as amplifiers, synthesizers, radio receivers, and audio mixers.

The 3386V-1-102 trimmer is also often used in radio communications devices, such as ham radios and Citizens Band radios. It can be used to adjust the receiver frequency, the antenna orientation, or the signal strength of a radio signal. It is also used to adjust tone controls for audio systems.

Working Principle

The 3386V-1-102 is a three-terminal trimmer potentiometer with a single adjustable resistance element. The three terminal pins are labeled A, B, and C. The center pin, labeled B, is connected to the adjustable element, and the outside pins, A and C, are connected to the end terminals of the resistor element. By rotating the adjustment screw to the left or right, the element can be adjusted from a minimum of 25 ohms to a maximum of 100 ohms.

The 3386V-1-102 trimmer potentiometer works by using a small center pin connected to an adjustable resistor element. This element is made up of two wires, labeled A and C, that are connected by a adjuster. By rotating the adjustment screw, the resistance between the two wires is adjusted. The center pin is also connected to a metal contact, which is in turn connected to the outside pins. By adjusting the screw, the resistance between the center pin and the outside pins can be adjusted as well.

The 3386V-1-102 trimmer potentiometer is an important electronic component because it is often used to fine-tune amplifier circuits and other circuits. By adjusting its resistance, the gain or distortion characteristics of a circuit can be adjusted to achieve the desired results. It is also used to adjust the center frequency of an amplifier circuit, or to adjust the gain or level of a signal in a radio receiver.

In summary, the 3386V-1-102 trimmer potentiometer is a small adjustable resistor used for fine adjustments of resistive circuits. It is used in many electronic devices, such as amplifiers, synthesizers, radio receivers, and audio mixers. It works by using a small center pin connected to an adjustable resistor element. By rotating the adjustment screw to the left or right, the element can be adjusted from a minimum of 25 ohms to a maximum of 100 ohms.