Varistor

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

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Coupling and Decoupling

Decoupling capacitors When designing a circuit, many novice engineers…

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Power Factor And RMS Explained

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

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Varistor

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

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Polymer Capacitor

What are polymer capacitors? Polymer capacitors are capacitors which…

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How To Calculate Power Factor Correction

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

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AC Power Analysis In Reactive Circuits

We already know that purely reactive components (or purely reactive…

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Triangle Of Power And Power Factor

In a purely resistive AC circuit, power is simply power. If we add…

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Capacitors in parallel

Capacitors, like other electrical elements, can be connected to other…

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Electrolytic Capacitor

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

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Sinusoidal Steady State Power and Average Power

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

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Understanding Electrical Transformers

AC electrical systems make extensive use of transformers. A…

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Capacitors in series

Capacitors in series Like other electrical elements, capacitors serve…

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Resistors in Parallel

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

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NTC Thermistor

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

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Basic DC Circuit Theory

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

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Motor starting capacitor

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

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Q factor

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

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Potentiometer

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

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Ceramic Capacitor

What are ceramic capacitors? A ceramic capacitor uses a ceramic…

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Foil Resistor

What is a Foil Resistor? The metal foil resistor has the best…

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Magneto Resistor

What is a Magneto Resistor Magneto resistors have a variable…

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Thin and Thick Film

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

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Heater Resistor

What are Heater Resistors? Heater resistors are used whenever an…

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Resistor Noise

What is Resistor Noise? Noise is an unwanted phenomenon for resistors.…

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Trimmer Capacitor

What are trimmer capacitors? Trimmer capacitors are variable…

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Metal Film Resistor

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

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Mica Capacitor

What are mica capacitors? Mica is a group of natural minerals. Silver…

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Capacitor Guide Intro

Welcome to the Capacitor Guide! Your guide in the world of capacitors.…

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Electric Charge

What is electric charge? Electric charge is a fundamental physical…

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Resistor Suppliers

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

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Carbon Composition Resistor

An Introduction to Carbon Composition Resistors Carbon composition…

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