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Tesla Polyphase Induction Motors

Tesla Polyphase Induction Motors

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


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Lorentz Force Calculator

Lorentz Force Calculator

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


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Wheatstone Bridge Calculator

Wheatstone Bridge Calculator

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


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AC Motor Theory

AC Motor Theory

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


Worksheets - Automotive

Tube Lab - Vacuum Tube Audio Amplifier

Tube Lab - Vacuum Tube Audio Amplifier

In this hands-on electronics experiment, build an audio amplifier using a vacuum tube (triode) and learn about voltage transformers, how to build a high-voltage DC power supply, and how to use a transformer for impedance matching.


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Inverting and Noninverting OpAmp Voltage Amplifier Circuits

Inverting and Noninverting OpAmp Voltage Amplifier Circuits

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


Worksheets - Automotive

Radio Circuits

Radio Circuits

(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…


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Design Project: Stepper Motor Driver

Design Project: Stepper Motor Driver

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


Worksheets - Automotive

Bipolar Junction Transistors as Switches

Bipolar Junction Transistors as Switches

Solid-state switching circuits usually keep their constituent…


Worksheets - Automotive

Calculus for Electric Circuits

Calculus for Electric Circuits

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


Worksheets - Automotive

Introduction to AC Motors

Introduction to AC Motors

After the introduction of the DC electrical distribution system by…


Textbook

The Importance of Electrical Safety

The Importance of Electrical Safety

With this lesson, I hope to avoid a common mistake found in…


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Pressure Unit Conversion Calculator

Pressure Unit Conversion Calculator

This calculator will convert pressure values to ten different standard units for pressure.


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Other Specialized Motors

Other Specialized Motors

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


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Microcontroller Principles

Microcontroller Principles

Read the following quotation, and then research the term…


Worksheets - Automotive

Synchronous Motors

Synchronous Motors

Single Phase Synchronous Motors Single-phase synchronous motors are…


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SPICE Models

SPICE Models

The SPICE circuit simulation program provides for modeling diodes in…


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Stepper Motors

Stepper Motors

Stepper Motor vs Servo Motor A stepper motor is a…


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AC Commutator Motors

AC Commutator Motors

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


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Parallel Resistor Calculator

Parallel Resistor Calculator

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.


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Contributors (10)

Contributors (10)

Contributors to this chapter are listed in chronological order of…


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Pulse Width Modulation

Pulse Width Modulation

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


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DC Lab - Rate-of-change Indicator

DC Lab - Rate-of-change Indicator

In this hands-on electronics experiment, you will build an analog differentiator circuit that outputs a signal proportional to the rate-of-change and learn about one of the advantages of analog circuits.


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Analog Lab - Class B Audio Amplifier

Analog Lab - Class B Audio Amplifier

In this hands-on electronics experiment, build a Class B push-pull audio amplifier to drive a speaker and learn about crossover distortion and how to minimize it using negative feedback.


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AC Lab - PC Oscilloscope

AC Lab - PC Oscilloscope

In this hands-on AC electronics experiment, use a PC-based oscilloscope program to observe waveforms from a musical keyboard and learn basic oscilloscope operation.


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Unit Conversion Calculator

Unit Conversion Calculator

Convert to and from different units of length, weight, power, temperature and torque


Tools

Octal and Hexadecimal Numeration

Octal and Hexadecimal Numeration

Because binary numeration requires so many bits to represent…


Textbook

Sum-of-Products and Product-of-Sums Expressions

Sum-of-Products and Product-of-Sums Expressions

Identify each of these logic gates by name, and complete their…


Worksheets - Automotive

Conductors, Insulators, and Electron Flow

Conductors, Insulators, and Electron Flow

The electrons of different types of atoms have different degrees of…


Textbook

Si Lab - Full-wave Bridge Rectifier

Si Lab - Full-wave Bridge Rectifier

In this hands-on semiconductor electronics experiment, build a full-wave bridge rectifier using silicon diodes and learn some of this circuit's advantages and disadvantages.


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Digital Signals and Gates

Digital Signals and Gates

While the binary numeration system is an interesting mathematical…


Textbook

Instrumentation Amplifier Gain Calculator

Instrumentation Amplifier Gain Calculator

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.


Tools

Optical Data Communication

Optical Data Communication

A modern alternative to sending (binary) digital information via…


Textbook

AC Network Analysis

AC Network Analysis

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


Worksheets - Automotive

DC Lab - Sensitive Voltage Detector With Audio Output

DC Lab - Sensitive Voltage Detector With Audio Output

In this hands-on electronics experiment, you will construct a voltage detector with adjustable sensitivity and audio output, and you will learn a method for detecting small electrical signals without an oscilloscope.


Textbook

Precise Diode Circuits

Precise Diode Circuits

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


Worksheets - Automotive

Copper Wire Gauge Table

Copper Wire Gauge Table

Solid Copper Wire Table Size Diameter (inches) Cross-sectional area…


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Quantum Physics

Quantum Physics

“I think it is safe to say that no one understands quantum…


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Circuit Wiring

Circuit Wiring

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


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Scientific Notation and Metric Prefixes

Scientific Notation and Metric Prefixes

Write the following exponential expressions in expanded form: 101 =…


Worksheets - Automotive

Non-right Triangle Trigonometry

Non-right Triangle Trigonometry

The Law of Sines (for any triangle) The Law of Cosines (for any…


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Special Diodes

Special Diodes

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


Worksheets - Automotive

Parallel DC Circuits Practice Worksheet With Answers

Parallel DC Circuits Practice Worksheet With Answers

In this circuit, three resistors receive the same amount of voltage…


Worksheets - Automotive

The J-K Flip-Flop

The J-K Flip-Flop

Another variation on a theme of bistable multivibrators is the J-K…


Textbook

The Pentode

The Pentode

Another strategy for addressing the problem of secondary electrons…


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Insulator Breakdown Voltage

Insulator Breakdown Voltage

The atoms in insulating materials have very tightly-bound electrons,…


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Phasor Mathematics

Phasor Mathematics

Provide a definition for phasor, as the term applies to electrical…


Worksheets - Automotive

Edge Coupled Stripline Impedance Calculator

Edge Coupled Stripline Impedance Calculator

A calculator for computing the impedance of an edge coupled stripline.


Tools

Solving for Unknown Time

Solving for Unknown Time

Sometimes it is necessary to determine the length of time that a…


Textbook

Voltage, Current, and Resistance

Voltage, Current, and Resistance

Voltage is commonly defined as “electrical pressure.” The unit of…


Worksheets - Automotive

Factors Affecting Inductance

Factors Affecting Inductance

There are four basic factors of inductor construction determining the…


Textbook

Voltmeter Impact on Measured Circuit

Voltmeter Impact on Measured Circuit

Every meter impacts the circuit it is measuring to some extent, just…


Textbook

Conventional Versus Electron Flow

Conventional Versus Electron Flow

“The nice thing about standards is that there are so many of…


Textbook

Kirchhoff’s Current Law (KCL)

Kirchhoff’s Current Law (KCL)

What Is Kirchhoff’s Current Law? Kirchhoff’s Current Law,…


Textbook

Series LED Resistor Calculator

Series LED Resistor Calculator

This series LED resistance calculator is perfect for when you have a single LED or a number of the same color of LEDs in series and need to know which resistor you should use.


Tools

Performance-Based Assessments for Semiconductor Circuit Competencies

Performance-Based Assessments for Semiconductor Circuit Competencies


Worksheets - Automotive

Clipper Circuits

Clipper Circuits

A circuit which removes the peak of a waveform is known as a clipper.…


Textbook

Electrical Isolation

Electrical Isolation

SPICE analysis of Electrical Isolation Aside from the ability to…


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Potential Pitfalls

Potential Pitfalls

Fallacious reasoning and poor interpersonal relations account for more…


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Introduction to Diodes And Rectifiers

Introduction to Diodes And Rectifiers

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


Textbook