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Electric Field

Electric Field

What is an electric field? An electric field is a special state that…


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Coupling and Decoupling

Coupling and Decoupling

Decoupling capacitors When designing a circuit, many novice engineers…


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Resistor Symbols

Resistor Symbols

All types of resistors have their own resistor symbols which are used…


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Foil Resistor

Foil Resistor

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


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Basic AC Circuits

Basic AC Circuits

We started out this chapter by discussing power in DC circuits. Now,…


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Resistor Color Code Calculator

Resistor Color Code Calculator

This resistor color code calculator will help you determine the value…


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Air Capacitor

Air Capacitor

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


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Film Capacitor

Film Capacitor

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


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Trimmer Capacitor

Trimmer Capacitor

What are trimmer capacitors? Trimmer capacitors are variable…


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What Is a Resistor?

What Is a Resistor?

The resistor is a passive electrical component that creates…


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Dielectric Materials

Dielectric Materials

Dielectric materials Dielectric materials are essentially insulators,…


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What Is Meant By Electrical Resistance?

What Is Meant By Electrical Resistance?

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


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Resistors in Series

Resistors in Series

How to Calculate the Equivalent Resistance For Resistors in Series?…


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Motor starting capacitor

Motor starting capacitor

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


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Capacitors in series

Capacitors in series

Capacitors in series Like other electrical elements, capacitors serve…


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Resistor Sizes and Packages

Resistor Sizes and Packages

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


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Resistors in Parallel

Resistors in Parallel

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


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Measurements In Electrical Engineering

Measurements In Electrical Engineering

Powers of Ten A numeral system is a method of using certain digits to…


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Temperature Coefficient of Resistance

Temperature Coefficient of Resistance

Resistance Changes with Temperature The temperature coefficient of…


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How To Calculate Power Factor Correction

How To Calculate Power Factor Correction

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


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Resistor Color Code

Resistor Color Code

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


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Resistor Sizes and Packages

Resistor Sizes and Packages

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


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Motor starting capacitor

Motor starting capacitor

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


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Ohm’s Law

Ohm’s Law

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


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Electrical Resistivity

Electrical Resistivity

What Is Electrical Resistivity? Electrical resistivity is a measure of…


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Varistor

Varistor

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


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Electric Charge

Electric Charge

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


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Rheostat

Rheostat

What is a Rheostat? A rheostat is a variable resistor which is used to…


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Resistor Noise

Resistor Noise

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


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Parallel resistor calculator

Parallel resistor calculator

Use this calculator to quickly calculate the equivalent resistance…


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Foil Resistor

Foil Resistor

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


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Understanding Electrical Transformers

Understanding Electrical Transformers

AC electrical systems make extensive use of transformers. A…


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Metal Oxide Film Resistor

Metal Oxide Film Resistor

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


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Dielectric Materials

Dielectric Materials

Dielectric materials Dielectric materials are essentially insulators,…


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Digital Potentiometer

Digital Potentiometer

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


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Power Factor And RMS Explained

Power Factor And RMS Explained

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


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Resistor Guide Intro

Resistor Guide Intro

Welcome to the Resistor Guide! The Resistor Guide will guide you in…


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Capacitor Guide Intro

Capacitor Guide Intro

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


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What Is Meant By Electrical Resistance?

What Is Meant By Electrical Resistance?

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


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Resistors for LED Circuits

Resistors for LED Circuits

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


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Parasitic Inductance

Parasitic Inductance

What is inductance? Electric inductance is a property of all…


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Temperature Coefficient of Resistance

Temperature Coefficient of Resistance

Resistance Changes with Temperature The temperature coefficient of…


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Capacitors in series

Capacitors in series

Capacitors in series Like other electrical elements, capacitors serve…


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Potentiometer Taper

Potentiometer Taper

What is Potentiometer Taper? Potentiometer taper is the relation…


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