Kirchhoff’s Laws

Gustav Robert Kirchhoff   Kirchhoff's laws are essential for…

Textbook

Ohm’s Law

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

Textbook

Resistor Capacitance

What Is Resistor Capacitance? Capacitance is an ability of a body to…

Textbook

Shunt Resistor

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

Textbook

Wirewound Resistor

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

Textbook

Resistor Symbols

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

Textbook

Current limiting

Textbook

Trimmer Capacitor

What are trimmer capacitors? Trimmer capacitors are variable…

Textbook

Basic AC Circuits

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

Textbook

Capacitor Guide Intro

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

Textbook

Power Factor And RMS Explained

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

Textbook

Resistor Books and Online Resources

On this page you will find a collection of valuable books and other…

Textbook

Triangle Of Power And Power Factor

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

Textbook

Magneto Resistor

What is a Magneto Resistor Magneto resistors have a variable…

Textbook

Variable Resistor

What is a Variable Resistor? A variable resistor is a resistor of…

Textbook

What Is a Resistor?

The resistor is a passive electrical component that creates…

Textbook

Power Rating

What is the Power Rating of a Resistor? The power rating of a resistor…

Textbook

What Is Wye And Delta?

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

Textbook

NTC Thermistor

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

Textbook

Resistor Inductance

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

Textbook

Kirchhoff’s Laws

Gustav Robert Kirchhoff   Kirchhoff's laws are essential for…

Textbook

Ceramic Capacitor

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

Textbook

Electric Charge

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

Textbook

Resistor Properties

The function of resistors is to oppose the flow of electric current in…

Textbook

Variable Resistor

What is a Variable Resistor? A variable resistor is a resistor of…

Textbook

Varistor

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

Textbook

What Is Wye And Delta?

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

Textbook

Dielectric Materials

Dielectric materials Dielectric materials are essentially insulators,…

Textbook

Resistor SMD Code

What are SMD Resistors?   SMD resistors on a printed circuit…

Textbook

Filter capacitor

Filter capacitors Capacitors are reactive elements, which make them…

Textbook

Parasitic Inductance

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

Textbook

Metal Film Resistor

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

Textbook

Ceramic Capacitor

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

Textbook

Metal Oxide Film Resistor

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

Textbook

Parallel resistor calculator

Use this calculator to quickly calculate the equivalent resistance…

Textbook

Power Rating

What is the Power Rating of a Resistor? The power rating of a resistor…

Textbook

Energy Storage

Capacitors used for energy storage Capacitors are devices which store…

Textbook

About the Authors

Robert Keim Robert Keim graduated from the University of California,…

Textbook

Digital Potentiometer

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

Textbook

Understanding Electrical Transformers

AC electrical systems make extensive use of transformers. A…

Textbook

Mica Capacitor

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

Textbook

Wirewound Resistor

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

Textbook