Categories

Reluctance Motor

Textbook

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

Tesla Polyphase Induction Motors

Textbook

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

AC Commutator Motors

Textbook

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

Other Specialized Motors

Textbook

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

Intermediate Electromagnetism and Electromagnetic Induction

Worksheets - Consumer Electronics

As an electric current is passed through a coil of wire, it creates a…

Performance-Based Assessments for AC Circuit Competencies

Worksheets - Consumer Electronics

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What is Alternating Current (AC)?

Textbook

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

Wound Rotor Induction Motors

Textbook

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

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Linear Computational Circuitry

Worksheets - Consumer Electronics

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

Regulated Power Sources

Worksheets - Consumer Electronics

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

Design Project: Logic Probe

Worksheets - Consumer Electronics

What factors determine where potentiometers Rpot1 and Rpot2 must be…

Resistor Color Codes

Textbook

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

Calculus for Electric Circuits

Worksheets - Consumer Electronics

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

Asynchronous Counters

Textbook

In the previous section, we saw a circuit using one J-K flip-flop that…

Voltage Divider Calculator

Tools

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

Bandpass Filter Calculator

Tools

This calculates values of the inductance, capacitance of an inductor and capacitor used in a Butterworth LC bandpass filter.

Single-phase Power Systems

Textbook

Single phase power system schematic diagram shows little about the…

Coax Inductance Calculator

Tools

A calculator for computing the inductance of a coaxial cable.

Contactors

Textbook

All About Contactors When a relay is used to switch a large amount of…

Step-up, Step-down, and Isolation Transformers

Worksheets - Consumer Electronics

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

Active-mode Operation (BJT)

Textbook

When a transistor is in the fully-off state (like an open switch), it…

Full-wave Bridge Rectifier

Textbook

PARTS AND MATERIALS Low-voltage AC power supply (6 volt output) Four…

Differential Transistor Amplifiers

Worksheets - Consumer Electronics

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

Electron Tubes

Textbook

Cathode:   This is the electrode that is heated and emits the…

Introduction to AC Circuits

Textbook

“AC” stands for Alternating Current, which can refer to…

Wires and Connections

Textbook

Older electrical schematics showed connecting wires crossing, while…

What Are Zener Diodes?

Textbook

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

Wire Loop Inductance Calculator

Tools

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

Electrical Conduction in Semiconductors

Worksheets - Consumer Electronics

In any electrically conductive substance, what are charge carriers?…

Pi Attenuator Calculator

Tools

This calculator helps you determine the values of the resistors R1 and R2 to be used for a Pi Attenuator.

Larger 5 & 6-variable Karnaugh Maps

Textbook

Larger Karnaugh maps reduce larger logic designs. How large is large…

Single-phase Power Systems

Textbook

Single phase power system schematic diagram shows little about the…

Vectors and AC Waveforms

Textbook

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

Introduction to DC Circuits

Textbook

“DC” stands for Direct Current, which can refer to either…

Bipolar Junction Transistors in Active Mode

Worksheets - Consumer Electronics

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

Series and Parallel Inductors

Textbook

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

AC Voltmeters and Ammeters

Textbook

AC electromechanical meter movements come in two basic arrangements:…

Voltage/Current Converter OpAmp Circuits

Worksheets - Consumer Electronics

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

Impedance Matching With Transformers

Worksheets - Consumer Electronics

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

Introduction to Diodes And Rectifiers

Textbook

All About Diodes A diode is an electrical device allowing current to…

Contributors (11)

Textbook

Contributors to this chapter are listed in chronological order of…

Introduction to Analog Integrated Circuits

Textbook

Analog circuits are circuits dealing with signals free to vary from…

Delta-Sigma ADC

Textbook

One of the more advanced ADC technologies is the so-called…

Transistor Biasing Calculations

Textbook

Although transistor switching circuits operate without bias, it is…

CMOS 555 Long Duration Flyback LED Flasher

Textbook

PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…

Lock-out / Tag-out

Worksheets - Consumer Electronics

In this motor control circuit, how would you ensure that there is no…

What Are Electric Circuits?

Textbook

You might have been wondering how charges can continuously flow in a…

Scientific Notation in SPICE

Textbook

The SPICE circuit simulation computer program uses scientific notation…