Resistor Symbols

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

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Standard Resistor Power Ratings

An electrical device’s power rating provides a general idea of…

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Resistor Capacitance

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

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Supercapacitor

What are supercapacitors? Supercapacitors are electronic devices which…

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Filter capacitor

Filter capacitors Capacitors are reactive elements, which make them…

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Blower Resistor

What is a Blower Resistor? Blower resistors are resistors which are…

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Temperature Coefficient of Resistance

Resistance Changes with Temperature The temperature coefficient of…

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Wirewound Resistor

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

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Potentiometer Taper

What is Potentiometer Taper? Potentiometer taper is the relation…

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Power Rating

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

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Dielectric Materials

Dielectric materials Dielectric materials are essentially insulators,…

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Motor starting capacitor

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

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Metal Film Resistor

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

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Electrolytic Capacitor

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

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Potentiometer

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

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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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Resistors in Series

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

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Trimpot

What is a Trimpot? A trimpot or trimmer potentiometer is a small…

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Resistor Properties

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

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Capacitor Guide Intro

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

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Dielectric Materials

Dielectric materials Dielectric materials are essentially insulators,…

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Wirewound Resistor

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

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Ohm’s Law

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

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Resistor Color Code

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

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Carbon Film Resistor

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

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Carbon Composition Resistor

An Introduction to Carbon Composition Resistors Carbon composition…

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Resistor Guide Intro

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

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Resistor Sizes and Packages

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

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Motor starting capacitor

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

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Thin and Thick Film

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

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Metal Film Resistor

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

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Metal Oxide Film Resistor

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

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Passive And Active Electronic Components

In a previous page, we discussed phasors, but we didn’t explore…

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Q factor

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

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Power Resistor

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

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NTC Thermistor

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

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Dielectric Materials

Dielectric materials Dielectric materials are essentially insulators,…

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Understanding Electrical Transformers

AC electrical systems make extensive use of transformers. A…

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Parallel resistor calculator

Use this calculator to quickly calculate the equivalent resistance…

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Resistor Properties

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

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Variable Resistor

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

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Motor starting capacitor

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

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Varistor

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

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AC Power Analysis In Reactive Circuits

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

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Energy Storage

Capacitors used for energy storage Capacitors are devices which store…

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Mica Capacitor

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

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Ceramic Capacitor

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

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What Is Meant By Electrical Resistance?

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

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Fixed Resistor

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

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Resistor Values

Standard Resistor Values In 1952, the IEC (International…

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Resistor SMD Code

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

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Carbon Composition Resistor

An Introduction to Carbon Composition Resistors Carbon composition…

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Passive And Active Electronic Components

In a previous page, we discussed phasors, but we didn’t explore…

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