PDB181-K420K-103C

Temperature Coefficient:	--
Mounting Type:	Panel Mount
Bushing Thread:	M7 x 0.75
Actuator Diameter:	0.236" (6.00mm)
Actuator Length:	0.787" (20.00mm)
Actuator Type:	Knurled and Slotted
Termination Style:	PC Pins
Resistive Material:	Carbon
Adjustment Type:	Side Adjustment
Rotation:	300°
Number of Turns:	1
Series:	Pro Audio PDB18
Power (Watts):	0.1W, 1/10W
Built in Switch:	None
Number of Gangs:	1
Tolerance:	±20%
Resistance (Ohms):	10k
Taper:	Reverse Logarithmic
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Rotary Potentiometers, Rheostats, and Their Application Field and Working Principle

Potentiometers, rheostats, and rotary type potentiometers have been utilized for many years certain electronic circuits and for functional purposes. This article will focus on a specific typ eof device, the PDB 181K-420K-103C, and the application field and working principle related to such a device.

A rotary potentiometer is an electrical device that is used to measure electrical potential or to adjust the voltage. It consists of a set of rotating contacts, that are typically placed on a circular chamber and connected to a voltage source. The rotating contact is free to move across this chamber, depending on the voltage applied. As the voltage reaches its maximum, the contact is moved to the left, creating a higher resistance, and as the voltage decreases, the contact will be moved to the right, offering less resistance.

Rotary potentiometers are useful in many applications, as they can measure the input and output voltage with accuracy, as long as the device is properly calibrated. The PDB 181K-420K-103C is used in many electronic circuits and products that require accurate voltage regulation or monitoring. This type of potentiometer is often used in amplifier and audio circuits, as well as device controllers and switches, to regulate the voltage or control a function in the device.

A rheostat is another type of resistor and an electrical control. Unlike a potentiometer, a rheostat is designed for two-way control of the electrical flow. When a user adjusts the variable voltage either to the left or to the right, the resistance is altered to redirect the electrical current either clockwise or counter-clockwise. A rheostat allows for easier fine-tuning of the voltage level as it does not require the user to be extremely precise when adjusting the variable voltage.

The PDB 181K-420K-103C series is a type of motorized rheostat that is used for fine-tuning the voltage levels of different electrical circuits. It consists of a water-proof casing and a high-shear, low-friction design that helps it achieve excellent level accuracy when working with electrical circuits. The rheostats can be mounted both horizontally and vertically, and their contact areas are corrosion resistant and built to withstand harsh conditions. Additionally, this PDB 181K-420K-103C series potentiometer/rheostat is designed with a motor torque output of 0.01 to 0.10 Nm and is capable of achieving a high degree of accuracy in very challenging levels.

The PDB series of rotary potentiometers/rheostats is used for two main applications. The first is controlling electric current in electrical circuits, and the second is for measuring the voltage levels in audio systems and amplifiers. In the first application, the rheostat is used to control and regulate the electric flow passing through a specific circuit, allowing for precise control of the power or energy level. This is particularly useful for devices that require an exact amount of power or that have to be set to the desirable level of electrical energy.

The second application is in audio systems and amplifiers. With the help of the rotary potentiometer/rheostat, the user can adjust the voltage levels at the output of an audio amplifier. This is useful for setting the desired levels of output for audio systems, as the changing of the resistance causes the voltage at the output to either increase or decrease.

In conclusion, the PDB 181K-420K-103C series is a type of rotary potentiometer and rheostat that can be used to fine-tune the voltage levels for different electrical systems. This device is specifically designed for controlling electric current in electrical circuits, as well as for measuring the voltage levels in audio systems and amplifiers, as the user can adjust the resistance and have the voltage levels at the output increased or decreased.

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