Categories

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

AC Motor Control Circuits

Worksheets - Industrial

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Other Specialized Motors

Textbook

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

What is Alternating Current (AC)?

Textbook

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

Single-phase Induction Motors

Textbook

A three-phase motor may be run from a single-phase power source.…

AC Generator Theory

Worksheets - Industrial

If an electric current is passed through this wire, which direction…

Special-purpose Diodes

Textbook

Schottky diodes Schottky diodes are constructed of a metal-to-N…

Stepper Motor Calculator

Tools

A tool designed to calculate the maximum speed, minimum time per step and maximum power of a stepper motor

AC Commutator Motors

Textbook

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

Tesla Polyphase Induction Motors

Textbook

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

Design Project: DC Motor

Worksheets - Industrial

The armature windings of your DC motor will have very low resistance.…

DC Motor Theory

Worksheets - Industrial

If the ends of a wire loop are attached to two half-circular metal…

DC Motor Control Circuits

Worksheets - Industrial

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

AC Motor Theory

Worksheets - Industrial

Electromechanical watt-hour meters use an aluminum disk that is spun…

Servo Motor Systems

Worksheets - Industrial

Explain the operation of this “H-bridge” motor control circuit: At…

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

AC Instrumentation Transducers

Textbook

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

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

Wound Rotor Induction Motors

Textbook

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

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.

What is Alternating Current (AC)?

Textbook

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

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 Instrumentation Transducers

Textbook

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

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

AC Commutator Motors

Textbook

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

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.

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…

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…

Selsyn (Synchro) Motors

Textbook

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

Wound Rotor Induction Motors

Textbook

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

Other Specialized Motors

Textbook

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

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

Rectifier Circuits

Textbook

What is Rectification? Now we come to the most popular application of…

DIY EE Lab - Setting Up a Home Electronics Lab

Textbook

To build the DIY electronics projects described in this textbook, you will need a small work area, a few tools, and some basic electronics supplies. This page describes the setup of a low-cost home electronics laboratory.

Analog-to-Digital Conversion

Worksheets - Industrial

The circuit shown here is a four-bit analog-to-digital converter…

Some Examples with AC Circuits

Textbook

Let’s connect three AC voltage sources in series and use complex…

Step-up, Step-down, and Isolation Transformers

Worksheets - Industrial

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

Differential Transistor Amplifiers

Worksheets - Industrial

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

AC Bridge Circuits

Textbook

As we saw with DC measurement circuits, the circuit configuration…

Symmetric Stripline Impedance Calculator

Tools

This calculator helps you compute the characteristic impedance of a symmetric stripline.

The Pentode

Textbook

Another strategy for addressing the problem of secondary electrons…

Converting Truth Tables into Boolean Expressions

Textbook

In designing digital circuits, the designer often begins with a truth…

Ionization (gas-filled) Tubes

Textbook

So far, we’ve explored tubes which are totally…

A Very Simple Circuit

Textbook

Parts and Materials 6-volt battery 6-volt incandescent lamp Jumper…

Transistor Biasing Calculations

Textbook

Although transistor switching circuits operate without bias, it is…

Enhancement-type IGFETs

Textbook

Dielectric Strengths for Insulators

Textbook

Dielectric strength in kilovolts per inch (kV/in): Material*…

Numeration Systems

Worksheets - Industrial

Digital computers communicate with external devices through ports:…

DC Lab - Precision Potentiometer

Textbook

In this hands-on electronics experiment, you will build a precision potentiometer from three lower precision potentiometer and learn about voltage range compression and parameter interactions.

Digital Logic With Feedback

Textbook

With simple gate and combinational logic circuits, there is a definite…

Phase Shift

Textbook

PARTS AND MATERIALS Low-voltage AC power supply Two capacitors, 0.1…

Battery Construction

Textbook

The word battery simply means a group of similar components. In…