Understanding Electrical Transformers

AC electrical systems make extensive use of transformers. A…

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Current limiting

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Ceramic Capacitor

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

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PTC Thermistor

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

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Electric Charge

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

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Air Capacitor

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

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Wirewound Resistor

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

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Thin and Thick Film

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

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Rheostat

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

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Shunt Resistor

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

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Q factor

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

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Potentiometer Taper

What is Potentiometer Taper? Potentiometer taper is the relation…

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Difference Between A Capacitor And Inductor

Capacitors A capacitor exhibits a relatively large amount of…

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Capacitors in parallel

Capacitors, like other electrical elements, can be connected to other…

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Energy Storage

Capacitors used for energy storage Capacitors are devices which store…

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Resistor Sizes and Packages

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

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Resistance of a Resistor

Resistance of a Resistor The function of a resistor is to oppose the…

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Resistors for LED Circuits

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

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Parasitic Inductance

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

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Carbon Film Resistor

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

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Capacitor Guide Intro

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

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Capacitance

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

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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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Wirewound Resistor

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

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Power Factor And RMS Explained

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

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Heater Resistor

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

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Resistance of a Resistor

Resistance of a Resistor The function of a resistor is to oppose the…

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Magneto Resistor

What is a Magneto Resistor Magneto resistors have a variable…

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Mica Capacitor

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

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Power Resistor

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

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Metal Film Resistor

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

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Carbon Composition Resistor

An Introduction to Carbon Composition Resistors Carbon composition…

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Rheostat

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

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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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Trimmer Capacitor

What are trimmer capacitors? Trimmer capacitors are variable…

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Resistor Color Code Calculator

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

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Variable Resistor

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

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Understanding Electrical Transformers

AC electrical systems make extensive use of transformers. A…

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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 Suppliers

When you are looking for electronic components or where to buy…

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