Categories

Tesla Polyphase Induction Motors

Textbook

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

Bipolar Junction Transistors as Switches

Worksheets - Harsh Environment

Solid-state switching circuits usually keep their constituent…

Principles of Radio

Textbook

One of the more fascinating applications of electricity is in the…

DC Motor Theory

Worksheets - Harsh Environment

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

Programmable Logic Controllers (PLC)

Textbook

Before the advent of solid-state logic circuits, logical control…

DC Generator Theory

Worksheets - Harsh Environment

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

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Induction Motor

Textbook

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

Bipolar Junction Transistors as Switches

Worksheets - Harsh Environment

Solid-state switching circuits usually keep their constituent…

Step-up, Step-down, and Isolation Transformers

Worksheets - Harsh Environment

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

Motor Control Circuits

Textbook

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

Single-phase Induction Motors

Textbook

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

AC Motor Theory

Worksheets - Harsh Environment

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

Polyphase Motor Design

Textbook

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

Specific Troubleshooting Techniques

Textbook

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

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…

Memory Devices

Worksheets - Harsh Environment

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

DC Motor Control Circuits

Worksheets - Harsh Environment

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

Safety Grounding

Worksheets - Harsh Environment

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

Calculus for Electric Circuits

Worksheets - Harsh Environment

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

The Importance of Electrical Safety

Textbook

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

Selsyn (Synchro) Motors

Textbook

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

Precision Voltage Follower

Textbook

PARTS AND MATERIALS Operational amplifier, model 1458 or 353…

RF Power Ratio Conversion Calculator

Tools

This tool is designed to convert power ratios to decibel

Introduction to Solid-state Device Theory

Textbook

This chapter will cover the physics behind the operation of…

Simultaneous Equations for Circuit Analysis

Worksheets - Harsh Environment

Solve this equation for the value of x: x + 5 = 8 How many exact…

Transformer—Power Supply

Textbook

PARTS AND MATERIALS Power transformer, 120VAC step-down to 12VAC,…

Review of R, X, and Z (Resistance, Reactance and Impedance)

Textbook

Before we begin to explore the effects of resistors, inductors, and…

Performance-Based Assessments for Semiconductor Circuit Competencies

Worksheets - Harsh Environment

Semiconductor Devices in SPICE

Textbook

The SPICE (Simulation Program, Integrated Circuit Emphesis)…

AC Circuit Equations

Textbook

Inductive Reactance     Capacitive Reactance    …

Thevenin-Norton Equivalencies

Textbook

Since Thevenin’s and Norton’s Theorems are two equally…

Phase Shift

Textbook

PARTS AND MATERIALS Low-voltage AC power supply Two capacitors, 0.1…

Series R, L, and C

Textbook

Let’s take the following example circuit and analyze it:  …

Electrical Connections

Worksheets - Harsh Environment

What, exactly, is necessary to establish electrical continuity between…

“Ladder” Diagrams

Textbook

Ladder diagrams are specialized schematics commonly used to document…

Ohm’s Law

Worksheets - Harsh Environment

For a given amount of water pressure, which will flow a greater rate…

Resistors

Worksheets - Harsh Environment

Shown here is the schematic symbol for a resistor: What is the purpose…

Automotive Alternator

Textbook

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

Rectifier Circuits

Textbook

What is Rectification? Now we come to the most popular application of…

Delta and Wye 3-Phase Circuits

Worksheets - Harsh Environment

Label where each of the following electrical quantities would be found…

Antiderivatives of Power Functions of e

Textbook

  Note: this is a very unique and useful property of e. As in…