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AC Motor Theory

Worksheets - Harsh Environment

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…

Safety Grounding

Worksheets - Harsh Environment

In simple AC power systems, one of the two conductors is typically…

Memory Devices

Worksheets - Harsh Environment

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

Polyphase Motor Design

Textbook

AC Motors Perhaps the most important benefit of polyphase AC power…

Resonance

Worksheets - Harsh Environment

The Q factor of a series inductive circuit is given by the following…

Thevenin’s, Norton’s, and Maximum Power Transfer Theorems

Worksheets - Harsh Environment

Suppose a 12 volt lead-acid battery has an internal resistance of 20…

Induction Motor, Large

Textbook

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

AC Motor Control Circuits

Worksheets - Harsh Environment

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Wound Rotor Induction Motors

Textbook

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

Series-Parallel DC Circuits

Worksheets - Harsh Environment

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

Conventional Transistor Overview and Special Transistors

Worksheets - Harsh Environment

A microcontroller is a specialized type of digital computer used to…

AC Commutator Motors

Textbook

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

Specific Troubleshooting Techniques

Textbook

After applying some of the general troubleshooting tips to narrow the…

Motor Control Circuits

Textbook

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

Step-up, Step-down, and Isolation Transformers

Worksheets - Harsh Environment

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

Introduction to AC Motors

Textbook

After the introduction of the DC electrical distribution system by…

Tesla Polyphase Induction Motors

Textbook

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

Linear Computational Circuitry

Worksheets - Harsh Environment

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

Servo Motor Systems

Worksheets - Harsh Environment

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

Electron Tubes

Textbook

Wavelength (TEM) Calculator

Tools

This calculator determines the wavelength of a signal given the frequency and dielectric constant.

pH Measurement

Textbook

A very important measurement in many liquid chemical processes…

Factoring Equivalencies

Textbook

Component Failure Analysis (Continued)

Textbook

“I consider that I understand an equation when I can predict the…

Nonlinear OpAmp Circuits

Worksheets - Harsh Environment

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

Introduction to Insulated-gate Field-effect Transistors

Textbook

As was stated in the last chapter, there is more than one type of…

AC Waveforms

Textbook

When an alternator produces AC voltage, the voltage switches polarity…

More on AC “polarity”

Textbook

Complex numbers are useful for AC circuit analysis because they…

Magnetic Units of Measurement

Textbook

If the burden of two systems of measurement for common quantities…

Summary of Filters

Textbook

As lengthy as this chapter has been up to this point, it only begins…

Kirchhoff’s Laws

Worksheets - Harsh Environment

Many electronic circuits use what is called a split or a dual power…

Contactors

Textbook

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

Series and Parallel Capacitors

Textbook

When capacitors are connected in series, the total capacitance is…

Safe Practices

Textbook

If at all possible, shut off the power to a circuit before performing…

Computational Circuits

Textbook

When someone mentions the word “computer,” a digital device is…

Parallel R, L, and C

Textbook

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

Enhancement-type IGFETs

Textbook

555 Monostable Multivibrator

Textbook

PARTS AND MATERIALS One 9V Battery Battery Clip (Radio Shack catalog #…

Basic Gate Function

Textbook

Parts and Materials 4011 quad NAND gate (Radio Shack catalog #…