Categories

Selsyn (Synchro) Motors

Textbook

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

Other Specialized Motors

Textbook

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

DC Motor Theory

Worksheets - Industrial

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

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…

Special-purpose Diodes

Textbook

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

AC Motor Theory

Worksheets - Industrial

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

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Reluctance Motor

Textbook

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

AC Generator Theory

Worksheets - Industrial

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

Design Project: DC Motor

Worksheets - Industrial

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

DC Generator Theory

Worksheets - Industrial

Generators used in battery-charging systems must be regulated so as to…

Single-phase Induction Motors

Textbook

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

Tesla Polyphase Induction Motors

Textbook

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

Stepper Motor Calculator

Tools

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

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

AC Motor Control Circuits

Worksheets - Industrial

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Servo Motor Systems

Worksheets - Industrial

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

Wound Rotor Induction Motors

Textbook

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

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…

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…

AC Instrumentation Transducers

Textbook

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

What is Alternating Current (AC)?

Textbook

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

AC Commutator Motors

Textbook

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

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…

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

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…

Ammeter Design

Worksheets - Industrial

What would happen to this meter movement, if connected directly to a…

Octal and Hexadecimal to Decimal Conversion

Textbook

Although the prime intent of octal and hexadecimal numeration systems…

Polyphase Power Systems

Worksheets - Industrial

Explain the difference between a balanced polyphase system and an…

Basic Operational Amplifiers

Worksheets - Industrial

Determine the output voltage polarity of this op-amp (with reference…

Static Electricity

Worksheets - Industrial

What does it mean for an object to have an electric charge? Give an…

Electrical Signal Types

Textbook

With BogusBus, our signals were very simple and straightforward: each…

Ohmmeter Design

Textbook

Though mechanical ohmmeter (resistance meter) designs are rarely used…

AC Motor Theory

Worksheets - Industrial

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

Harmonics in Polyphase Power Systems

Textbook

In the chapter on mixed-frequency signals, we explored the concept of…

Thermoelectricity

Textbook

PARTS AND MATERIALS Length of bare (uninsulated) copper wire Length of…

The D Latch

Textbook

Since the enable input on a gated S-R latch provides a way to latch…

Practical considerations - Digital Communication

Textbook

A principal consideration for industrial control networks, where the…

Balanced Attenuator Calculator

Tools

This balanced attenuator calculator helps you determine the resistor (R1) values for a balanced attenuator.

Parallel R, L, and C

Textbook

We can take the same components from the series circuit and rearrange…

More on AC “polarity”

Textbook

Complex numbers are useful for AC circuit analysis because they…

Clamper Circuits

Textbook

The circuits in the figure below are known as clampers or DC…

Converting Truth Tables into Boolean Expressions

Textbook

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

Resistance, Reactance, and Impedance

Worksheets - Industrial

What will happen to the brightness of the light bulb as the iron core…

Power Added Efficiency Calculator

Tools

A calculator designed to compute the power-added efficiency (PAE) of an amplifier

Introduction to Mixed-Frequency AC Signals

Textbook

In our study of AC circuits thus far, we’ve explored circuits…