Shunt Resistor

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

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Resistor Values

Standard Resistor Values In 1952, the IEC (International…

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Basic DC Circuit Theory

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

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NTC Thermistor

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

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PTC Thermistor

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

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Varistor

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

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Thermistor

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

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Resistor SMD Code

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

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Variable Resistor

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

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Heater Resistor

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

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Filter capacitor

Filter capacitors Capacitors are reactive elements, which make them…

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Capacitors in series

Capacitors in series Like other electrical elements, capacitors serve…

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Resistor Values

Standard Resistor Values In 1952, the IEC (International…

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Trimmer Capacitor

What are trimmer capacitors? Trimmer capacitors are variable…

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Temperature Coefficient of Resistance

Resistance Changes with Temperature The temperature coefficient of…

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Capacitance

What is capacitance? Electric capacitance is the ability of a…

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Carbon Film Resistor

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

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Electrolytic Capacitor

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

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Impedance and Reactance

Impedance and reactance An element in a DC circuit can be described…

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Resistors in Parallel

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

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Parasitic Inductance

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

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About the Authors

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

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Polymer Capacitor

What are polymer capacitors? Polymer capacitors are capacitors which…

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Magneto Resistor

What is a Magneto Resistor Magneto resistors have a variable…

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Varistor

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

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Energy Storage

Capacitors used for energy storage Capacitors are devices which store…

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PTC Thermistor

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

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Foil Resistor

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

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Rheostat

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

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Power Resistor

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

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Importance Of Maximum Power Transfer

This page explores the issue of how to design a system that will…

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What Is a Resistor?

The resistor is a passive electrical component that creates…

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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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Resistor Capacitance

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

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Film Capacitor

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

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Power Rating

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

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Resistors in Series

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

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Shunt Resistor

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

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Photoresistor

What are Photoresistors? Photoresistors, also known as light dependent…

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Resistor Guide Intro

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

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Varistor

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

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Resistor Inductance

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

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Coupling and Decoupling

Decoupling capacitors When designing a circuit, many novice engineers…

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Understanding Electrical Transformers

AC electrical systems make extensive use of transformers. A…

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Filter capacitor

Filter capacitors Capacitors are reactive elements, which make them…

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Measurements In Electrical Engineering

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

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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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What Is Wye And Delta?

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

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Pull-up and Pull-down Resistors

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

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