All About Circuits

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Inductor Sizing Equation

Inductor Sizing Equation

The Inductance Formula     Wheeler’s formulas for…


Textbook

Power Conversion Circuits

Power Conversion Circuits

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


Worksheets - Inductors

Passive Filter Circuits

Passive Filter Circuits

In very simple, qualitative terms, rate the impedance of capacitors…


Worksheets - Inductors

AC Motor Control Circuits

AC Motor Control Circuits

Perhaps the most challenging aspect of interpreting ladder diagrams,…


Worksheets - Inductors

Resonance in Series-Parallel Circuits

Resonance in Series-Parallel Circuits

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


Textbook

Performance-Based Assessments for AC Circuit Competencies

Performance-Based Assessments for AC Circuit Competencies

(Template)


Worksheets - Inductors

Capacitance

Capacitance

Write an equation describing the precise mathematical relationship…


Worksheets - Inductors

Circuit Components

Circuit Components

Remember that this tutorial is not exhaustive by any means, and that…


Textbook

Series and Parallel AC Circuits

Series and Parallel AC Circuits

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


Worksheets - Inductors

Magnetic Fields and Inductance

Magnetic Fields and Inductance

Whenever electrons flow through a conductor, a magnetic field will…


Textbook

Impedance Matching With Transformers

Impedance Matching With Transformers

Suppose you were to take a 3 kW electric heater rated for 240 VAC and…


Worksheets - Inductors

Low-pass Filters

Low-pass Filters

By definition, a low-pass filter is a circuit offering easy passage to…


Textbook

Tube Lab - Vacuum Tube Audio Amplifier

Tube Lab - Vacuum Tube Audio Amplifier

In this hands-on electronics experiment, build an audio amplifier using a vacuum tube (triode) and learn about voltage transformers, how to build a high-voltage DC power supply, and how to use a transformer for impedance matching.


Textbook

Practical Considerations - Inductors

Practical Considerations - Inductors

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


Textbook

Si Lab - Full-wave Bridge Rectifier With Output Filtering

Si Lab - Full-wave Bridge Rectifier With Output Filtering

In this hands-on semiconductor experiment, build an improved full-wave rectifier with output filtering and learn about capacitive filtering in AC-to-DC power converters.


Textbook

Voltage and Current Calculations

Voltage and Current Calculations

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


Textbook

Inductor Voltage and Current Relationship

Inductor Voltage and Current Relationship

Inductors do not have a stable “resistance” as conductors…


Textbook

Example Circuits and Netlists

Example Circuits and Netlists

The following circuits are pre-tested netlists for SPICE 2g6, complete…


Textbook

Capacitance Calculator

Capacitance Calculator

This calculates the capacitance of a capacitor based on its charge, Q, and its voltage, V, according to the formula, C=Q/V.


Tools

Electric Fields and Capacitance

Electric Fields and Capacitance

Introduction Whenever an electric voltage exists between two separated…


Textbook

Factors Affecting Inductance

Factors Affecting Inductance

There are four basic factors of inductor construction determining the…


Textbook

Oscillator Circuits

Oscillator Circuits

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


Worksheets - Inductors

DC Lab - Potentiometric Voltmeter

DC Lab - Potentiometric Voltmeter

In this hands-on electronics experiment, you will build a null-balancing potentiometric voltmeter and learn how to prevent a voltmeter from changing the voltage it is measuring.


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

Non-Inverting Op-Amp Resistor Calculator

Non-Inverting Op-Amp Resistor Calculator

This calculator determines the bias and feedback of resistors for a non-inverting Op-Amp


Tools

Intro Lab - How to Use an Ohmmeter to Measure Resistance

Intro Lab - How to Use an Ohmmeter to Measure Resistance

In this hands-on introduction to electronics, you will experiment with a multimeter and learn how to measure resistance using the ohmmeter function.


Textbook

Voltage Divider Calculator

Voltage Divider Calculator

The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.


Tools

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

Resistance

Resistance

The circuit in the previous section is not a very practical one. In…


Textbook

AC Lab - Sensitive Voltage Detector with Audio Output

AC Lab - Sensitive Voltage Detector with Audio Output

In this hands-on electronics experiment, you will construct a voltage detector with adjustable sensitivity and audio output, and you will learn a method for detecting small electrical signals without an oscilloscope.


Textbook

What Is the Skin Effect?

What Is the Skin Effect?

The Skin Depth of Copper in Electrical Engineering As previously…


Textbook

AC Capacitor Circuits

AC Capacitor Circuits

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


Textbook

Capacitors

Capacitors

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


Worksheets - Inductors

Calculus for Electric Circuits

Calculus for Electric Circuits

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


Worksheets - Inductors

RC Time Constant Calculator

RC Time Constant Calculator

The time constant of a series RC circuit is the product of the resistance and capacitance. Given two of the three values—resistance, capacitance, or RC time constant—this tool will calculate the missing third variable.


Tools

Analog Lab - PWM Power Controller

Analog Lab - PWM Power Controller

In this hands-on electronics experiment, you will build a pulse-width modulator power controller for a light and learn the basics of PWM signals.


Textbook

Nonlinear Conduction

Nonlinear Conduction

“Advances are made by answering questions. Discoveries are made…


Textbook

Series Circuits and the Application of Ohm’s Law

Series Circuits and the Application of Ohm’s Law

In this introduction to series resistance circuits, we will explain…


Textbook

DC Lab - Current Divider

DC Lab - Current Divider

In this hands-on electronics experiment, you will build resistive current dividers and observe how Ohm's law and Kirchhoff's current law function in real circuits using a voltmeter and an ammeter.


Textbook

Capacitance

Capacitance

Write an equation describing the precise mathematical relationship…


Worksheets - Inductors

Step-up, Step-down, and Isolation Transformers

Step-up, Step-down, and Isolation Transformers

Calculate the voltage output by the secondary winding of a transformer…


Worksheets - Inductors

Sum and Product Notation

Sum and Product Notation

For reference, this section introduces the terminology used in some…


Textbook

Analog Lab - Introduction

Analog Lab - Introduction

In this series of hands-on electronics experiments, build analog circuits, including amplifiers, comparators, oscillators, and more. Following the step-by-step instructions will help you understand and appreciate analog systems.


Textbook

Design Project: Audio Power Amplifier

Design Project: Audio Power Amplifier

Explain how the microphone in your amplifier works. How, exactly, does…


Worksheets - Inductors

Zener Diodes

Zener Diodes

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


Worksheets - Inductors

The S-R Latch

The S-R Latch

A bistable multivibrator has two stable states, as indicated by the…


Textbook

Introduction to Insulated-gate Field-effect Transistors

Introduction to Insulated-gate Field-effect Transistors

As was stated in the last chapter, there is more than one type of…


Textbook

AC Waveforms

AC Waveforms

Radio waves are comprised of oscillating electric and magnetic fields,…


Worksheets - Inductors

AC Network Analysis

AC Network Analysis

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


Worksheets - Inductors

Timer Circuits

Timer Circuits

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


Worksheets - Inductors

What Is the Skin Effect?

What Is the Skin Effect?

The Skin Depth of Copper in Electrical Engineering As previously…


Textbook

Insulated Gate Field-Effect Transistors

Insulated Gate Field-Effect Transistors

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


Worksheets - Inductors

Basic Ohmmeter Use

Basic Ohmmeter Use

Explain how an ohmmeter is able to measure the resistance of a…


Worksheets - Inductors

The Common-emitter Amplifier

The Common-emitter Amplifier

At the beginning of this chapter, it illustrates how transistors could…


Textbook

Basic Voltmeter Use

Basic Voltmeter Use

What will this voltmeter register when connected to a battery as shown…


Worksheets - Inductors

Wire Microstrip Impedance Calculator

Wire Microstrip Impedance Calculator

A helpful tool for calculating the impedance of a wire microstrip.


Tools

The R/2R DAC (Digital-to-Analog Converter)

The R/2R DAC (Digital-to-Analog Converter)

The R/2R DAC circuit is an alternative to the binary-weighted-input…


Textbook

Wound Rotor Induction Motors

Wound Rotor Induction Motors

A wound rotor induction motor has a stator like a squirrel cage…


Textbook

Permeability and Saturation

Permeability and Saturation

The nonlinearity of material permeability may be graphed for better…


Textbook

Basic Electricity Worksheet

Basic Electricity Worksheet

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


Worksheets - Inductors