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…

Safety Grounding

Worksheets - Harsh Environment

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

Principles of Radio

Textbook

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

Basic Troubleshooting Strategies

Worksheets - Harsh Environment

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

Polyphase Motor Design

Textbook

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

Conventional Transistor Overview and Special Transistors

Worksheets - Harsh Environment

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

Wound Rotor Induction Motors

Textbook

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

Servo Motor Systems

Worksheets - Harsh Environment

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

Introduction to AC Motors

Textbook

After the introduction of the DC electrical distribution system by…

Instrumentation Amplifier Gain Calculator

Tools

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.

Design Project: Stepper Motor Driver

Worksheets - Harsh Environment

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

Boolean Algebra

Worksheets - Harsh Environment

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

Step-up, Step-down, and Isolation Transformers

Worksheets - Harsh Environment

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

Selsyn (Synchro) Motors

Textbook

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

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…

Design Project: DC Motor

Worksheets - Harsh Environment

The armature windings of your DC motor will have very low resistance.…

Tube Lab - Vacuum Tube Audio Amplifier

Textbook

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.

Motor Control Circuits

Textbook

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

AC Commutator Motors

Textbook

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

Wheatstone Bridge Calculator

Tools

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

Memory Devices

Worksheets - Harsh Environment

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

Insulator Breakdown Voltage

Textbook

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

Table (portrait view)

Textbook

  Periodic table of chemical elements.

Band Theory of Solids

Textbook

Quantum physics describes the states of electrons in an atom according…

Analog Lab - PWM Power Controller

Textbook

In this hands-on electronics experiment, you will build a pulse-width modulator power controller for a light and learn the basics of PWM signals.

Binary Subtraction

Textbook

We can subtract one binary number from another by using the standard…

Thyristors

Worksheets - Harsh Environment

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

Insulated Gate Field-Effect Transistors

Worksheets - Harsh Environment

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

Thermocouples

Textbook

Seebeck Effect An interesting phenomenon applied in the field of…

Scientific Notation and Metric Prefixes

Worksheets - Harsh Environment

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

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

Worksheets - Harsh Environment

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

Introduction to Diodes And Rectifiers

Textbook

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

Voltage, Current, and Resistance

Worksheets - Harsh Environment

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

Trigonometric Equivalencies

Textbook

Passive Integrator and Differentiator Circuits

Worksheets - Harsh Environment

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

Circuit Components

Textbook

Remember that this tutorial is not exhaustive by any means, and that…

The Common-emitter Amplifier

Textbook

At the beginning of this chapter, it illustrates how transistors could…

Electric Shock

Worksheets - Harsh Environment

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

Voltage-to-Current Signal Conversion

Textbook

In instrumentation circuitry, DC signals are often used as analog…

Noise Figure and Noise Temperature Calculator

Tools

This calculator computes the noise figure and noise temperature in a system

Switches

Worksheets - Harsh Environment

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