Mica Capacitor

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

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Dielectric Materials

Dielectric materials Dielectric materials are essentially insulators,…

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Parallel resistor calculator

Use this calculator to quickly calculate the equivalent resistance…

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What Is a Resistor?

The resistor is a passive electrical component that creates…

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Heater Resistor

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

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Coupling and Decoupling

Decoupling capacitors When designing a circuit, many novice engineers…

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Parasitic Inductance

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

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Digital Potentiometer

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

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Trimmer Capacitor

What are trimmer capacitors? Trimmer capacitors are variable…

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Carbon Composition Resistor

An Introduction to Carbon Composition Resistors Carbon composition…

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Capacitors in parallel

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

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Resistor Color Code Calculator

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

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Basic AC Circuits

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

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Photoresistor

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

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AC Power Analysis In Reactive Circuits

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

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Power Factor And RMS Explained

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

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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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Electric Charge

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

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Power Rating

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

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Variable Resistor

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

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Ohm’s Law

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

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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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Resistor Color Code

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

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Magneto Resistor

What is a Magneto Resistor Magneto resistors have a variable…

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Electrolytic Capacitor

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

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What Is a Resistor?

The resistor is a passive electrical component that creates…

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Kirchhoff’s Laws

Gustav Robert Kirchhoff   Kirchhoff's laws are essential for…

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Braking Resistor

What is a Braking Resistor? The property of resistors to dissipate…

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Tantalum Capacitor

What are tantalum capacitors? Tantalum capacitors are a subtype of…

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Fixed Resistor

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

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Variable Resistor

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

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Shunt Resistor

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

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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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Basic DC Circuit Theory

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

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Blower Resistor

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

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Resistors for LED Circuits

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

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Metal Film Resistor

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

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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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Resistor Guide Intro

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

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Coupling and Decoupling

Decoupling capacitors When designing a circuit, many novice engineers…

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Resistor Values

Standard Resistor Values In 1952, the IEC (International…

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Potentiometer

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

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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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