Categories

Tesla Polyphase Induction Motors

Textbook

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

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Motor Control Circuits

Textbook

The interlock contacts installed in the previous section’s motor…

AC Motor Control Circuits

Worksheets - Drivers

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Oscilloscope Trigger Controls

Worksheets - Drivers

A very useful tool for observing rotating objects is a strobe light.…

Inductive Reactance

Worksheets - Drivers

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

DC Motor Control Circuits

Worksheets - Drivers

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

What is Alternating Current (AC)?

Textbook

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

Pulse Width Modulation

Textbook

Pulse Width Modulation (PWM) uses digital signals to control power…

Design Project: Stepper Motor Driver

Worksheets - Drivers

At first it may seem pointless to have the four buffer gates following…

AC Instrumentation Transducers

Textbook

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

Bipolar Junction Transistors as Switches

Worksheets - Drivers

Solid-state switching circuits usually keep their constituent…

Servo Motor Systems

Worksheets - Drivers

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

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

Single-phase Induction Motors

Textbook

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

AC Generator Theory

Worksheets - Drivers

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

Contactors

Textbook

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

CMOS 555 Long Duration Flyback LED Flasher

Textbook

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

Induction Motor

Textbook

PARTS AND MATERIALS AC power source: 120VAC Capacitor, 3.3 µF…

Electric Shock

Worksheets - Drivers

It is sometimes said regarding electrical safety that, Ït’s not the…

Bipolar Junction Transistors as Switches

Worksheets - Drivers

Solid-state switching circuits usually keep their constituent…

Oscilloscope Trigger Controls

Worksheets - Drivers

A very useful tool for observing rotating objects is a strobe light.…

Basic Troubleshooting Strategies

Worksheets - Drivers

A chandelier has five light bulbs in it, and one of them is not…

Introduction to AC Motors

Textbook

After the introduction of the DC electrical distribution system by…

Reluctance Motor

Textbook

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

AC Commutator Motors

Textbook

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

Intermediate Electromagnetism and Electromagnetic Induction

Worksheets - Drivers

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

Linear Computational Circuitry

Worksheets - Drivers

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

Design Project: Stepper Motor Driver

Worksheets - Drivers

At first it may seem pointless to have the four buffer gates following…

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Single-phase Induction Motors

Textbook

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

Step-up, Step-down, and Isolation Transformers

Worksheets - Drivers

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

Stepper Motors

Worksheets - Drivers

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

Automotive Alternator

Textbook

Project Parts and Materials Automotive alternator (one required, but…

Stepper Motor Calculator

Tools

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

Induction Motor, Large

Textbook

PARTS AND MATERIALS AC power source: 120VAC Capacitor, 3.3 µF…

A Binary Adder

Textbook

Suppose we wanted to build a device that could add two binary bits…

Voltmeter Usage

Textbook

PARTS AND MATERIALS Multimeter, digital or analog Assorted batteries…

Decibel Measurements

Worksheets - Drivers

During the early development of telephone technology, a unit was…

Resistivity Calculator

Tools

This calculator calculates the resistivity of a component based on its resistance value, length, and cross-sectional area.

Contributors (12)

Textbook

Contributors to this chapter are listed in chronological order of…

Tracking ADC

Textbook

A third variation on the counter-DAC-based converter theme is, in my…

555 Audio Oscillator

Textbook

PARTS AND MATERIALS Two 6 volt batteries One capacitor, 0.1 µF,…

Soldering

Worksheets - Drivers

Both soldering irons and soldering guns are tools used in the process…

Stripline Crosstalk Calculator

Tools

This tool is designed to calculate cross-talk coefficient and coupled voltage for a stripline

Voltmeter Design

Worksheets - Drivers

Suppose I were about to measure an unknown voltage with a manual-range…

Enhancement-type IGFETs

Textbook

Transistors, junction field-effect (JFET)

Textbook

Note that the direction of the arrow at the gate indicates the…

Analog and Digital Signals

Textbook

Instrumentation is a field of study and work centering on measurement…

Precise Diode Circuits

Worksheets - Drivers

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

Insulated Gate Bipolar Transistors

Worksheets - Drivers

What is an Insulated Gate Bipolar Transistor (IGBT), and what…

Thermoelectricity

Textbook

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

N-Way Power Divider Calculator

Tools

This calculator determines the total path loss provided by an RF n-way power splitter.

pH Measurement

Textbook

A very important measurement in many liquid chemical processes…

Shock Current Path

Textbook

As we’ve already learned, electricity requires a complete path…

Characteristic Impedance

Worksheets - Drivers

Note the “50 ohm” rating printed on the jacket of the cable. What…