All About Circuits

Latest Capacitors Education

Categories

Calculus for Electric Circuits

Calculus for Electric Circuits

∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…


Worksheets - Capacitors

AC Capacitor Circuits

AC Capacitor Circuits

Capacitors Vs. Resistors Capacitors do not behave the same as…


Textbook

Why L/R and not LR?

Why L/R and not LR?

Learn About L/R Time Constants It is often perplexing to new students…


Textbook

AC Lab - LC Tank Circuit

AC Lab - LC Tank Circuit

In this hands-on AC electronics experiment, build a parallel resonant inductor-capacitor circuit and learn about oscillation, resonant frequency, and damping.


Textbook

Resonant Filters

Resonant Filters

So far, the filter designs we’ve concentrated on have employed…


Textbook

555 Lab - Red LED Flasher

555 Lab - Red LED Flasher

In this hands-on electronics experiment, you will build a red LED flasher and learn a useful application of the versatile 555 timer IC.


Textbook

BJT Amplifier Troubleshooting

BJT Amplifier Troubleshooting

As an instructor of electronics, I am called upon frequently to help…


Worksheets - Capacitors

Capacitors

Capacitors

Identify some of the different types of capacitors, and their…


Worksheets - Capacitors

Switched Capacitor Circuitry

Switched Capacitor Circuitry

Write an equation describing the precise mathematical relationship…


Worksheets - Capacitors

Capacitor Transient Response

Capacitor Transient Response

Because capacitors store energy in the form of an electric field, they…


Textbook

Analog Lab - Op Amp Integrator

Analog Lab - Op Amp Integrator

In this hands-on electronics experiment, you will build an analog integrator using an operational amplifier and learn about integration functions, op amp input bias currents, and how to limit the voltage swing of a potentiometer.


Textbook

Resonance in Series-Parallel Circuits

Resonance in Series-Parallel Circuits

In simple reactive circuits with little or no resistance, the effects…


Textbook

Series-Parallel Combination AC Circuits

Series-Parallel Combination AC Circuits

Don’t just sit there! Build something!! Learning to mathematically…


Worksheets - Capacitors

Design Project: Audio Tone Control

Design Project: Audio Tone Control

Suppose you were installing a high-power stereo system in your car,…


Worksheets - Capacitors

Capacitor Sizing Equation

Capacitor Sizing Equation

Capacitance Formula     Permittivity of Dielectric  …


Textbook

Voltage and Current Calculations

Voltage and Current Calculations

There’s a sure way to calculate any of the values in a reactive…


Textbook

Basic AC-DC Power Supplies

Basic AC-DC Power Supplies

Don’t just sit there! Build something!! Learning to mathematically…


Worksheets - Capacitors

Active Filters

Active Filters

Don’t just sit there! Build something!! Learning to mathematically…


Worksheets - Capacitors

PN Junctions

PN Junctions

Don’t just sit there! Build something!! Learning to mathematically…


Worksheets - Capacitors

Negative Feedback OpAmp Circuits

Negative Feedback OpAmp Circuits

Don’t just sit there! Build something!! Learning to mathematically…


Worksheets - Capacitors

Analysis Techniques for Series Parallel Resistor Circuits

Analysis Techniques for Series Parallel Resistor Circuits

Guidelines to Series-Parallel Combination Circuit Analysis The goal of…


Textbook

Capacitor Transient Response

Capacitor Transient Response

Because capacitors store energy in the form of an electric field, they…


Textbook

AC Resistor Circuits (Capacitive)

AC Resistor Circuits (Capacitive)

Pure resistive AC circuit: voltage and current are in phase.  …


Textbook

AC Lab - Induction Motor

AC Lab - Induction Motor

In this hands-on AC electronics experiment, build a simple AC permanent capacitor split-phase induction motor and learn the principles of AC induction motor function.


Textbook

Voltage Divider Circuits

Voltage Divider Circuits

Let’s analyze a simple series circuit and determine the voltage…


Textbook

Circuit Effects

Circuit Effects

The principle of non-sinusoidal, repeating waveforms being equivalent…


Textbook

DC Lab - Potentiometer as a Rheostat

DC Lab - Potentiometer as a Rheostat

In this hands-on electronics experiment, you will use a potentiometer as a variable resistor to control the speed of a motor and learn how to connect a potentiometer as a rheostat.


Textbook

Transistor Biasing Calculations

Transistor Biasing Calculations

Although transistor switching circuits operate without bias, it is…


Textbook

Design Project: Logic Probe

Design Project: Logic Probe

What factors determine where potentiometers Rpot1 and Rpot2 must be…


Worksheets - Capacitors

Multi-Stage Transistor Amplifiers

Multi-Stage Transistor Amplifiers

Don’t just sit there! Build something!! Learning to mathematically…


Worksheets - Capacitors

Simultaneous Equations for Circuit Analysis

Simultaneous Equations for Circuit Analysis

Solve this equation for the value of x: x + 5 = 8 How many exact…


Worksheets - Capacitors

Lenz’s Law and Faraday’s Law Calculator

Lenz’s Law and Faraday’s Law Calculator

This calculator uses Faraday's and Lenz's laws to calculate the magnitude and polarity of the induced electromotive force (EMF) caused by a change in magnetic flux through a closed-loop coil.


Tools

Kelvin (4-wire) Resistance Measurement

Kelvin (4-wire) Resistance Measurement

Suppose we wished to measure the resistance of some component located…


Textbook

Bipolar Transistor Biasing Circuits

Bipolar Transistor Biasing Circuits

Don’t just sit there! Build something!! Learning to mathematically…


Worksheets - Capacitors

Inductor Sizing Equation

Inductor Sizing Equation

The Inductance Formula     Wheeler’s formulas for…


Textbook

DC Lab - Potentiometer Voltage Divider

DC Lab - Potentiometer Voltage Divider

In this hands-on electronics experiment, you will use potentiometers to vary a voltage and learn about voltage divider ratios and potentiometer applications.


Textbook

Analog Lab - Class B Audio Amplifier

Analog Lab - Class B Audio Amplifier

In this hands-on electronics experiment, build a Class B push-pull audio amplifier to drive a speaker and learn about crossover distortion and how to minimize it using negative feedback.


Textbook

Practical Considerations - Inductors

Practical Considerations - Inductors

Inductors, like all electrical components, have limitations which must…


Textbook

Ohm’s Law Calculator

Ohm’s Law Calculator

Calculate circuit parameters using Ohm's Law


Tools

Factors Affecting Inductance

Factors Affecting Inductance

There are four basic factors of inductor construction determining the…


Textbook

Stripline Crosstalk Calculator

Stripline Crosstalk Calculator

This tool is designed to calculate cross-talk coefficient and coupled voltage for a stripline


Tools

Intro Lab - A Simple Lighting Circuit

Intro Lab - A Simple Lighting Circuit

In this hands-on electronics experiment, you will build a battery-operated circuit with a light and learn about open and short circuit failures.


Textbook

Simple Parallel (Tank Circuit) Resonance

Simple Parallel (Tank Circuit) Resonance

Resonance in a Tank Circuit A condition of resonance will be…


Textbook

Principles of Radio

Principles of Radio

One of the more fascinating applications of electricity is in the…


Textbook

Complex Number Arithmetic

Complex Number Arithmetic

Since complex numbers are legitimate mathematical entities, just like…


Textbook

Wire Loop Inductance Calculator

Wire Loop Inductance Calculator

This calculator helps you compute the inductance of a wire loop.


Tools

Ohm’s Law - How Voltage, Current, and Resistance Relate

Ohm’s Law - How Voltage, Current, and Resistance Relate

The first, and perhaps most important, relationship between current,…


Textbook

Scientific Notation in SPICE

Scientific Notation in SPICE

The SPICE circuit simulation computer program uses scientific notation…


Textbook

Practical Power Factor Correction

Practical Power Factor Correction

When the need arises to correct for poor power factor in an AC power…


Textbook

Metric Prefixes and Unit Conversions

Metric Prefixes and Unit Conversions

Metric Prefixes   Yotta = 1024 Symbol: Y Zetta = 1021 Symbol: Z…


Textbook

Characteristic Impedance

Characteristic Impedance

The Parallel Wires of Infinite Length Suppose, though, that we had a…


Textbook

AC Lab - Sensing AC Electric Fields

AC Lab - Sensing AC Electric Fields

In this hands-on AC electronics experiment, you will sense AC electric fields using the sensitive voltage detector and learn about capacitive coupling, EMI, and shielding techniques.


Textbook

Ohm’s Law Calculator

Ohm’s Law Calculator

Calculate circuit parameters using Ohm's Law


Tools

Analog Lab - High-impedance Voltmeter

Analog Lab - High-impedance Voltmeter

In this hands-on electronics experiment, you will build a high-impedance voltmeter and learn about circuit loading and how to use op amps to reduce loading effects.


Textbook

Series-Parallel Combination AC Circuits

Series-Parallel Combination AC Circuits

Don’t just sit there! Build something!! Learning to mathematically…


Worksheets - Capacitors

Half-Adder

Half-Adder

As a first example of useful combinational logic, let’s build a…


Textbook

The Command-line Interface

The Command-line Interface

If you’ve used DOS or UNIX operating systems before in a…


Textbook

Performance-Based Assessments for AC Circuit Competencies

Performance-Based Assessments for AC Circuit Competencies

(Template)


Worksheets - Capacitors

Motor Control Circuits

Motor Control Circuits

The interlock contacts installed in the previous section’s motor…


Textbook

Switches

Switches

What is the purpose of the switch shown in this schematic diagram?


Worksheets - Capacitors