Categories

Full-wave Center-tap Rectifier

Textbook

PARTS AND MATERIALS Low-voltage AC power supply (6-volt output) Two…

Solid-state Relays

Textbook

Limitations of Electromechanical Relays As versatile as…

Fail-safe Design

Textbook

Logic circuits, whether comprised of electromechanical relays or…

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Other Specialized Motors

Textbook

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

Bipolar Junction Transistors as Switches

Worksheets - Electromechanical

Solid-state switching circuits usually keep their constituent…

Insulated Gate Bipolar Transistors

Worksheets - Electromechanical

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

Likely Failures in Unproven Systems

Textbook

“All men are liable to error;” —John Locke Whereas…

Reluctance Motor

Textbook

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

Single-phase Induction Motors

Textbook

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

Encoders and Decoders

Worksheets - Electromechanical

What does it mean, in general terms, to encode something? Conversely,…

What is Alternating Current (AC)?

Textbook

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

Switches

Worksheets - Electromechanical

What is the purpose of the switch shown in this schematic diagram?

Protective Relays

Textbook

A special type of relay is one that monitors the current, voltage,…

Resonance

Worksheets - Electromechanical

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

Time-Delay Electromechanical Relays

Worksheets - Electromechanical

What does the normal status of an electrical switch refer to?…

Protective Relay Circuits

Worksheets - Electromechanical

Protective relays are special power-sensing devices whose job it is to…

Polyphase Motor Design

Textbook

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

Boolean Algebra

Worksheets - Electromechanical

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

Flip-Flop Circuits

Worksheets - Electromechanical

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

Switches, Hand Actuated

Textbook

A switch is an electrical component that can “make” or…

Complex Vector Addition

Textbook

If vectors with uncommon angles are added, their magnitudes (lengths)…

Definite Integrals and the Fundamental Theorem of Calculus

Textbook

        RELATED WORKSHEET: Calculus for Electric…

What is a Filter?

Textbook

It is sometimes desirable to have circuits capable of selectively…

Contributors (11)

Textbook

Contributors to this chapter are listed in chronological order of…

AC phase

Worksheets - Electromechanical

If we were to express the series-connected DC voltages as phasors…

Insulated Gate Bipolar Transistors

Worksheets - Electromechanical

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

Calculating Power Factor

Textbook

As was mentioned before, the angle of this “power…

Voltage Signal Systems

Textbook

The use of variable voltage for instrumentation signals seems a rather…

Thyristors

Worksheets - Electromechanical

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

EIRP Calculator

Tools

A helpful tool for computing the Effective Isotropic Radiated Power (EIRP) of an antenna

Permeability and Saturation

Textbook

The nonlinearity of material permeability may be graphed for better…

Signal Modulation

Worksheets - Electromechanical

A modern method of electrical power control involves inserting a…

Logic Simplification With Karnaugh Maps

Textbook

The logic simplification examples that we have done so far could have…

Class B Audio Amplifier

Textbook

PARTS AND MATERIALS Four 6 volt batteries Dual operational amplifier,…

Skin Depth Calculator

Tools

A tool designed to calculate skin depth based on the conductive material being used and the frequency of the signal.

555 Timer Astable Circuit

Tools

In an astable circuit, the output voltage alternates between VCC and 0 volts on a continuous basis.

Bipolar Transistor Biasing Circuits

Worksheets - Electromechanical

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

LED Sequencer

Textbook

PARTS AND MATERIALS 4017 decade counter/divider (Radio Shack catalog…

What is Alternating Current (AC)?

Textbook

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

More on AC “polarity”

Textbook

Complex numbers are useful for AC circuit analysis because they…

Performance-Based Assessments for Basic Electricity Competencies

Worksheets - Electromechanical

(Template)

Design Project: AC-DC Power Supply

Worksheets - Electromechanical

Safety is very important when designing and/or building a device…

Resistance Calculator

Tools

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

Why digital?

Textbook

Although many textbooks provide good introductions to digital memory…

Basic Electricity Worksheet

Worksheets - Electromechanical

What is the purpose of the switch shown in this schematic diagram?

Introduction to Insulated-gate Field-effect Transistors

Textbook

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

Elementary Circuits

Worksheets - Electromechanical

In the simplest terms you can think of, define what an electrical…

Vol VI. Credits

Textbook

All entries arranged in alphabetical order of surname. Major…

Static Electricity

Worksheets - Electromechanical

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

Amplifier Gain

Textbook

The Voltage Gain Because amplifiers have the ability to increase the…

Practical Considerations - Batteries

Textbook

When connecting batteries together to form larger “banks”…

Biasing Techniques (JFET)

Textbook

Larger 4-variable Karnaugh Maps

Textbook

Knowing how to generate Gray code should allow us to build larger…

Meter Check of a Transistor (BJT)

Textbook

Bipolar transistors are constructed of a three-layer semiconductor…

Transistor Ratings and Packages (IGFET)

Textbook

Power Sources

Textbook

There are many different types of power sources, and here some of the…

Example Circuits and Netlists

Textbook

The following circuits are pre-tested netlists for SPICE 2g6, complete…

Asymmetric Stripline Impedance Calculator

Tools

This calculator helps you compute the characteristic impedance of an asymmetric stripline

Introduction to Network Theorems

Textbook

Anyone who’s studied geometry should be familiar with the…