96R1A-R16-A15L

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Rotary Potentiometers, Rheostats and their applications and working principles are some of the most common and widely used electrical components in the industry. They serve as adjustable resistors in electrical circuits, providing a means for adjusting the levels of current or voltage in order to control the functionality or signal strength of a device.

Rotary potentiometers, also known as “pots”, are the most common type of variable resistor. They consist of a resistive element, attached to a rotatable shaft or knob. They are usually formed in the shape of a cylinder, though some may be in the shape of a rectangular prism or rectangular slot. The element has a pair of stationary terminals, a wiper terminal that is connected to the rotating knob, and one or more taps for setting the resistance value. The resistance of the potentiometer depends on the amount of rotation of the knob. When the knob is turned, a slider attached to the knob slides along the track of the element to adjust its resistance.

Rheostats are another type of variable resistor. They are often used in applications where a large amount of power needs to be controlled, such as dimming lights or controlling motors. As opposed to potentiometers, rheostats do not feature the sliding contact along their element. Instead, the resistance is adjusted by means of a wire that is wound around the element. The resistance can be adjusted by increasing or decreasing the number of turns of the wire.

The applications for which these components are used are varied. Potentiometers and rheostats are used in all manner of audio and video equipment, automobiles, industrial machinery, lighting and many other fields. In addition, these components can be used to regulate the flow of electricity, control the speed of motors, provide feedback to a system or act as an adjustable voltage divider. They are also often used as part of transducer elements, such as strain gauges or thermistors.

The working principle of these components is fairly simple. Potentiometers work by varying the resistance between the two terminals (or a three-terminal connection in the case of a rheostat) according to the amount of rotation of the knob or wire turn. The resistance can be adjusted by turning the knob or changing the number of turns of wire until a desired level of resistance is achieved. This allows for precise control of voltage or current levels, depending on the application.

In conclusion, rotary potentiometers and rheostats are versatile electrical components used for a variety of purposes. They can be used for adjusting voltage or current levels, controlling the speed of motors, providing feedback to a system, or acting as an adjustable voltage divider. The working principle is relatively simple, and involves varying the resistance between two terminals in accordance with the amount of knob or wire turn.

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