Relay Construction

Electricity and Magnetism An electric current through a conductor will…

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Pressure Unit Conversion Calculator

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

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Tools

AC Lab - Induction Motor

In this hands-on AC electronics experiment, build a simple AC permanent capacitor split-phase induction motor and learn the principles of AC induction motor function.

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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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Tools

Electrical Isolation

SPICE analysis of Electrical Isolation Aside from the ability to…

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Tesla Polyphase Induction Motors

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

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Network Topology

Point-to-Point Connecting two digital devices with a network, would…

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AC Instrumentation Transducers

Just as devices have been made to measure certain physical quantities…

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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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Tools

Kirchhoff’s Laws

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

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Worksheets - Process Control

The Silicon-Controlled Rectifier (SCR)

Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…

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Lenz’s Law and Faraday’s Law Calculator

This calculator uses Faraday's and Lenz's laws to calculate the magnitude and polarity of the induced electromotive force (EMF) caused by a change in magnetic flux through a closed-loop coil.

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Tools

AC Lab - Sensing AC Magnetic Fields

In this hands-on AC electronics experiment, you will sense AC magnetic fields using a simple wire coil and learn about AC signal coupling, orientation effects, and the impact of shielding using different materials.

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High Voltage Ohmmeters

Most ohmmeters of the design shown in the previous section utilize a…

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AC Lab - Large Induction Motor

In this hands-on AC electronics experiment, build a large AC permanent capacitor split-phase induction motor and learn the principles of AC induction motor function.

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Step-up, Step-down, and Isolation Transformers

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

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Worksheets - Process Control

Stepper Motors

Stepper Motor vs Servo Motor A stepper motor is a…

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Semiconductor Manufacturing Techniques

The manufacture of only silicon based semiconductors is described…

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DC Lab - Potentiometer as a Rheostat

In this hands-on electronics experiment, you will use a potentiometer as a variable resistor to control the speed of a motor and learn how to connect a potentiometer as a rheostat.

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Networks and Busses

The wires between the tank and the monitoring location is  called…

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Operational Amplifier Models

While mention of operational amplifiers typically provokes visions of…

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Basic Circuit Troubleshooting

Determine if the light bulb will de-energize for each of the following…

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Worksheets - Process Control

Inductor Sizing Equation

The Inductance Formula     Wheeler’s formulas for…

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Factors Affecting Capacitance

There are three basic factors of capacitor construction determining…

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Optical Data Communication

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

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Boolean Arithmetic

Let us begin our exploration of Boolean algebra by adding numbers…

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Troubleshooting Series and Parallel Circuits

The jobs of electronics engineers and technicians frequently entail…

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Contributors (4)

Contributors to this chapter are listed in chronological order of…

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Boolean Rules for Simplification

Boolean algebra finds its most practical use in the simplification of…

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Systems of Numeration

Roman Numerals The Romans devised a system that was a substantial…

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Bipolar Junction Transistors as Switches

Solid-state switching circuits usually keep their constituent…

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Worksheets - Process Control

Delta-Sigma ADC

One of the more advanced ADC technologies is the so-called…

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Active-mode Operation (BJT)

When a transistor is in the fully-off state (like an open switch), it…

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Bandpass Filter Calculator

This calculates values of the inductance, capacitance of an inductor and capacitor used in a Butterworth LC bandpass filter.

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Tools

Comparator with Hysteresis (Schmitt Trigger) Calculator

This calculator will compute the required resistor ratio (R2/R1) and reference voltage (VREF) to create the desired high (VTH) and low (VTL) threshold voltages in a non-inverting comparator circuit with hysteresis (commonly called a Schmitt trigger).

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Tools

Superconductivity

Conductors lose all of their electrical resistance when cooled to…

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Intro Lab - Ohm’s Law

Project Overview This project employs all of the skills…

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Binary Count Sequence

If we examine a four-bit binary count sequence from 0000 to 1111, a…

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Arc Flash and Arc Blast

Electromechanical relays used to start and stop high-power electric…

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Worksheets - Process Control

Bipolar Junction Transistor (BJT) theory

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

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Worksheets - Process Control