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Motor starting capacitor

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Motor capacitors AC induction motors use a rotating magnetic field to…

Resistor Sizes and Packages

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Resistors are available in a large number of different package styles…

Thin and Thick Film

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What are Thin and Thick Film Resistors? Thin and thick film resistors…

Passive And Active Electronic Components

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In a previous page, we discussed phasors, but we didn’t explore…

Metal Film Resistor

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Metal Film Resistors Metal film resistors have a thin metal layer as…

Dielectric Materials

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Dielectric materials Dielectric materials are essentially insulators,…

Carbon Film Resistor

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What is a Carbon Film Resistor? Carbon film resistors are a type of…

Wirewound Resistor

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What is a Wirewound Resistor? A wirewound resistor is an electrical…

Carbon Composition Resistor

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An Introduction to Carbon Composition Resistors Carbon composition…

Metal Oxide Film Resistor

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What are Metal Oxide Film Resistors? Metal-oxide film resistors are…

Ohm’s Law

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What Is Ohm’s Law? Ohm’s law states that the electrical…

Power Factor And RMS Explained

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In the previous page, we saw that the mathematical representation of…

Resistor Color Code

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How Does the Resistor Color Code Work? Check out the All About…

What Is Meant By Electrical Resistance?

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Different materials react to voltage in different ways. If a material…

Power Resistor

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What Are Power Resistors? Power resistors are designed to withstand…

Shunt Resistor

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Definition Shunt Resistor A shunt resistor is used to measure electric…

PTC Thermistor

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What are PTC Thermistors? PTC stands for "Positive Temperature…

Capacitors in series

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Capacitors in series Like other electrical elements, capacitors serve…

NTC Thermistor

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What are NTC Thermistors? NTC stands for "Negative Temperature…

Varistor

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What is a Varistor? A varistor is a voltage dependent resistor (VDR).…

What Is Wye And Delta?

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We learned in a previous page that resistors can be connected in…

Kirchhoff’s Laws

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Gustav Robert Kirchhoff   Kirchhoff's laws are essential for…

Difference Between A Capacitor And Inductor

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Capacitors A capacitor exhibits a relatively large amount of…

Thermistor

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What is a Thermistor? A thermistor is a temperature sensitive…

Resistors for LED Circuits

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Resistors in Light Emitting Diode (LED) Circuits An LED (Light…

Braking Resistor

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What is a Braking Resistor? The property of resistors to dissipate…

Q factor

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Q Factor definition The Q factor of a capacitor, also known as the…

Tantalum Capacitor

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What are tantalum capacitors? Tantalum capacitors are a subtype of…

Pull-up and Pull-down Resistors

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What Are Pull-up Resistors? Pull-up resistors are resistors used in…

Resistors in Parallel

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How to Calculate the Equivalent Resistance for Resistors in Parallel?…

Resistance of a Resistor

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Resistance of a Resistor The function of a resistor is to oppose the…

Electrolytic Capacitor

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What are electrolytic capacitors? An electrolytic capacitor is a type…

Tantalum Capacitor

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What are tantalum capacitors? Tantalum capacitors are a subtype of…

Digital Potentiometer

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What is a Digital Potentiometer? A digital potentiometer (also known…

Power Resistor

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What Are Power Resistors? Power resistors are designed to withstand…

How To Calculate Power Factor Correction

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As you now know, reactive components can cause a circuit’s power…

Potentiometer

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What is a Potentiometer? A potentiometer is a manually adjustable…

Metal Oxide Film Resistor

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What are Metal Oxide Film Resistors? Metal-oxide film resistors are…

Air Capacitor

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What are air capacitors? Air capacitors are capacitors which use air…

Blower Resistor

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What is a Blower Resistor? Blower resistors are resistors which are…

Sinusoidal Steady State Power and Average Power

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In this page, we will expand and reinforce our understanding of power…

Magneto Resistor

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What is a Magneto Resistor Magneto resistors have a variable…

Varistor

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What is a Varistor? A varistor is a voltage dependent resistor (VDR).…

Resistor Inductance

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What Is Resistor Inductance? Inductance is an electrical property of…

Ohm’s Law

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What Is Ohm’s Law? Ohm’s law states that the electrical…

Resistor Suppliers

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When you are looking for electronic components or where to buy…

Basic DC Circuit Theory

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Voltage and Current Relationship The earth is a dynamic place. Objects…

Film Capacitor

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What are film capacitors? Film capacitors are capacitors which use a…

PTC Thermistor

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What are PTC Thermistors? PTC stands for "Positive Temperature…

Energy Storage

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Capacitors used for energy storage Capacitors are devices which store…

Fixed Resistor

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What is a Fixed Resistor? Fixed value resistors have a defined ohmic…