Basic DC Circuit Theory

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

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Varistor

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

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Variable Resistor

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

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PTC Thermistor

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

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Resistor Values

Standard Resistor Values In 1952, the IEC (International…

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Shunt Resistor

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

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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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NTC Thermistor

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

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Heater Resistor

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

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Resistor Properties

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

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Magneto Resistor

What is a Magneto Resistor Magneto resistors have a variable…

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Complex Numbers, Phasors And Phase Shift

The Effect of Phase We saw in the previous page that the voltage…

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Varistor

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

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Fixed Resistor

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

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Foil Resistor

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

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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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Resistor Inductance

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

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Basic DC Circuit Theory

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

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Textbook

Electrolytic Capacitor

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

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Potentiometer Taper

What is Potentiometer Taper? Potentiometer taper is the relation…

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Resistor Values

Standard Resistor Values In 1952, the IEC (International…

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Capacitors in series

Capacitors in series Like other electrical elements, capacitors serve…

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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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Resistors in Series

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

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Resistor Books and Online Resources

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

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Carbon Composition Resistor

An Introduction to Carbon Composition Resistors Carbon composition…

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Polymer Capacitor

What are polymer capacitors? Polymer capacitors are capacitors which…

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Parasitic Inductance

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

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