Categories

Selsyn (Synchro) Motors

Textbook

Normally, the rotor windings of a wound rotor induction motor are…

AC Instrumentation Transducers

Textbook

Just as devices have been made to measure certain physical quantities…

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Other Specialized Motors

Textbook

Shaded Pole Induction Motor An easy way to provide starting torque to…

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Wound Rotor Induction Motors

Textbook

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

Instrumentation Amplifier Gain Calculator

Tools

The instrumentation amplifier calculator will assist in the design and analysis of a conventional instrumentation amplifier circuit by calculating the required resistor values and gain.

AC Commutator Motors

Textbook

Charles Proteus Steinmetz’s first job after arriving in America…

What is Alternating Current (AC)?

Textbook

Most students of electricity begin their study with what is known as…

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

Reluctance Motor

Textbook

The variable reluctance motor is based on the principle that an…

Wheatstone Bridge Calculator

Tools

This calculator helps determine the resistance of a variable resistor within a Wheatstone bridge circuit or the differential voltage created across the bridge terminals.

Parallel Resistor Calculator

Tools

Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.

Tesla Polyphase Induction Motors

Textbook

Most AC motors are induction motors. Induction motors are favored due…

Lorentz Force Calculator

Tools

This calculator will determine the combined Lorentz force exerted on a charged particle moving through both an electric field and a magnetic field.

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Zener Diodes

Worksheets - IoT

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

Diode Switching Circuits

Textbook

Diodes can perform switching and digital logic operations. Forward and…

What Are Zener Diodes?

Textbook

What Is a Zener Diode? A Zener diode is a special type of rectifying…

Combination Tubes

Textbook

Similar in thought to the idea of the integrated circuit, tube…

Kelvin (4-wire) Resistance Measurement

Textbook

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

Simulating JFET Circuits Using LTspice

Textbook

Learn about junction field effect transistors (JFETs), their equations, and how to model and simulate JFETs in LTspice.

Amplifier Circuits

Textbook

Note, Q3 and Q4 in the figure below are complementary, NPN and PNP…

Protective Relay Circuits

Worksheets - IoT

Protective relays are special power-sensing devices whose job it is to…

The Common-source Amplifier (IGFET)

Textbook

Decibel Calculator

Tools

This calculator will convert voltage or power gains into decibels. Enter one of the three values and the calculator will output the other two.

Linear Computational Circuitry

Worksheets - IoT

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

Superposition Theorem

Worksheets - IoT

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

Introduction to Electron Tubes

Textbook

An often neglected area of study in modern electronics is that of…

Vectors and AC Waveforms

Textbook

OK, so how exactly can we represent AC quantities of voltage or…

Resistors

Textbook

Because the relationship between voltage, current, and resistance in…

Series Resistor-Inductor Circuits

Textbook

In the previous section, we explored what would happen in simple…

Semiconductor Devices in SPICE

Textbook

The SPICE (Simulation Program, Integrated Circuit Emphesis)…

Mutual Inductors

Textbook

Mutual inductors are inductors that capitalize the effect of mutual…

Basic Logic Gates

Worksheets - IoT

Identify the type of logic gate shown in this schematic diagram, and…

Early Tube History

Textbook

Thomas Edison, that prolific American inventor, is often credited with…

Circuit Wiring

Textbook

So far, we’ve been analyzing single-battery, single-resistor…

AC Lab - LC Tank Circuit

Textbook

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

Binary Addition

Textbook

The Rules of Binary Addition Adding binary numbers is a very simple…

Resonance in Series-Parallel Circuits

Textbook

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

AC Capacitor Circuits

Textbook

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

Elementary Amplifier Theory

Worksheets - IoT

Fundamentally, an amplifier is a device that takes in a low-power…

Troubleshooting Series and Parallel Circuits

Textbook

The jobs of electronics engineers and technicians frequently entail…

Ohm’s Law Calculator

Tools

Calculate circuit parameters using Ohm's Law

DC Motor Control Circuits

Worksheets - IoT

How is it possible to electrically measure the torque output by a…

IGFET Amplifiers

Worksheets - IoT

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

Display Tubes

Textbook

In addition to performing tasks of amplification and switching, tubes…

Resonant Filters

Textbook

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

Coax Impedance Calculator

Tools

A helpful tool for calculating the impedance of a coaxial cable.

Summary of Filters

Textbook

As lengthy as this chapter has been up to this point, it only begins…

Gas Discharge Tubes

Textbook

If you’ve ever witnessed a lightning storm, you’ve seen…

AC Inductor Circuits

Textbook

Resistors vs. Inductors Inductors do not behave the same way as…

Basic Voltmeter Use

Worksheets - IoT

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

Parallel Resistor Calculator

Tools

Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.

Contributors (8)

Textbook

Contributors to this chapter are listed in chronological order of…