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Signal Modulation

Signal Modulation

A modern method of electrical power control involves inserting a…


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Multi-Stage Transistor Amplifiers

Multi-Stage Transistor Amplifiers

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


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Voltage and Current Calculations

Voltage and Current Calculations

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


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DC Lab - Capacitor Charging and Discharging

DC Lab - Capacitor Charging and Discharging

In this hands-on electronics experiment, you will build capacitor charging and discharging circuits and learn how to calculate the RC time constant of resistor-capacitor circuits.


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Performance-Based Assessments for Analog Integrated Circuit Competencies

Performance-Based Assessments for Analog Integrated Circuit Competencies


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Magnetic Fields and Inductance

Magnetic Fields and Inductance

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


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Input and Output Coupling

Input and Output Coupling

To overcome the challenge of creating necessary DC bias voltage for an…


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Capacitor Impedance Calculator

Capacitor Impedance Calculator

This tool calculates a capacitor's reactance for a given capacitance value and signal frequency.


Tools

Capacitor Transient Response

Capacitor Transient Response

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


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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.


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Capacitor Sizing Equation

Capacitor Sizing Equation

Capacitance Formula     Permittivity of Dielectric  …


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Time Constant Circuits

Time Constant Circuits

Generally speaking, how many “time constants” worth of time does…


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Capacitors and Calculus

Capacitors and Calculus

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


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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

Circuit Components

Circuit Components

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


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Series-Parallel Combination AC Circuits

Series-Parallel Combination AC Circuits

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


Worksheets - Capacitors

Fundamentals of Radio Communication

Fundamentals of Radio Communication

What does the acronym RF stand form, in reference to radio-related…


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Resonance

Resonance

The Q factor of a series inductive circuit is given by the following…


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Inductor Transient Response

Inductor Transient Response

Inductors have the exact opposite characteristics of capacitors.…


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Radio Circuits

Radio Circuits

(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…


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Permeability and Saturation

Permeability and Saturation

The nonlinearity of material permeability may be graphed for better…


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Capacitor Quirks

Capacitor Quirks

As with inductors, the ideal capacitor is a purely reactive device,…


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Inductors

Inductors

An inductor is a passive two-terminal electrical component that…


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Capacitive Reactance

Capacitive Reactance

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


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AC Circuit Equations

AC Circuit Equations

Inductive Reactance     Capacitive Reactance    …


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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.


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Fundamentals of Radio Communication

Fundamentals of Radio Communication

What does the acronym RF stand form, in reference to radio-related…


Worksheets - Capacitors

Resistor Color Codes

Resistor Color Codes

Try out our Resistor Color Code Calculator in our Tools section.…


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Multi-Stage Transistor Amplifiers

Multi-Stage Transistor Amplifiers

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


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Series-Parallel Combination AC Circuits

Series-Parallel Combination AC Circuits

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


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Inductor Commutating Circuits

Inductor Commutating Circuits

A popular use of diodes is for the mitigation of inductive…


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Inductor Quirks

Inductor Quirks

In an ideal case, an inductor acts as a purely reactive device. That…


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AC Lab - Large Induction Motor

AC Lab - Large Induction Motor

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


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DC Bridge Circuits

DC Bridge Circuits

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


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Wiring Color Codes

Wiring Color Codes

Wiring for AC and DC power distribution branch circuits are color…


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Creating Custom Calibration Resistances

Creating Custom Calibration Resistances

Often in the course of designing and building electrical meter…


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Series and Parallel Inductors

Series and Parallel Inductors

When inductors are connected in series, the total inductance is the…


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Wiring Color Codes Infographic

Wiring Color Codes Infographic

Wiring Color Codes Infographic. Released under the Creative Commons…


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555 Lab - Advanced Red LED Flasher

555 Lab - Advanced Red LED Flasher

In this hands-on electronics experiment, build a red LED flasher with a transistor drive to control the current and learn how to use transistors to provide current gain and how to limit LED current.


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Negative Feedback OpAmp Circuits

Negative Feedback OpAmp Circuits

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


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DC Lab - Rheostat Range Limiting

DC Lab - Rheostat Range Limiting

In this hands-on electronics experiment, you will use series and parallel resistor networks to precisely adjust the range and zero point of a rheostat.


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Mesh Current Method (Loop Current Method)

Mesh Current Method (Loop Current Method)

This page provides a step-by-step introduction to using the mesh…


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Input and Output Coupling

Input and Output Coupling

To overcome the challenge of creating necessary DC bias voltage for an…


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Design Project: DC Voltage Regulator

Design Project: DC Voltage Regulator

It may seem difficult to even start on a project such as this, with no…


Worksheets - Capacitors

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.


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Logic Signal Voltage Levels

Logic Signal Voltage Levels

Input Voltages for Logic Gates Logic gate circuits are designed to…


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Other Waveshapes

Other Waveshapes

As strange as it may seem, any repeating, non-sinusoidal waveform is…


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Minterm vs Maxterm Solution

Minterm vs Maxterm Solution

So far we have been finding Sum-Of-Product (SOP) solutions to logic…


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Wound Rotor Induction Motors

Wound Rotor Induction Motors

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


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Introduction to Network Theorems for Circuit Analysis

Introduction to Network Theorems for Circuit Analysis

Anyone who’s studied geometry should be familiar with the…


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Permanent Magnets

Permanent Magnets

Centuries ago, it was discovered that certain types of mineral rock…


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DC Bridge Circuits

DC Bridge Circuits

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


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Contributors (1)

Contributors (1)

Contributors to this chapter are listed in chronological order of…


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Basic Electromagnetic Relays

Basic Electromagnetic Relays

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


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Synchronous Condenser

Synchronous Condenser

Synchronous motors load the power line with a leading power factor.…


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Step-up and Step-down Transformers

Step-up and Step-down Transformers

So far, we’ve observed simulations of transformers where the…


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Impedance

Impedance

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


Worksheets - Capacitors

IC Fabrication and Packaging

IC Fabrication and Packaging

What does it mean if an integrated circuit comes in DIP form? What…


Worksheets - Capacitors

Class C BJT Amplifiers

Class C BJT Amplifiers

A common class of operation used in radio-frequency (RF) amplifier…


Worksheets - Capacitors

Δ-Y and Y-Δ Conversions

Δ-Y and Y-Δ Conversions

In many circuit applications, we encounter components connected…


Textbook