Categories

Boolean Algebra

Worksheets - Motors

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

Permissive and Interlock Circuits

Textbook

A practical application of switch and relay logic is in control…

Switch Types

Textbook

Though it may seem strange to cover the elementary topic of electrical…

Contactors

Textbook

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

DC Motor Control Circuits

Worksheets - Motors

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

Encoders and Decoders

Worksheets - Motors

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

TTL Logic Gates

Worksheets - Motors

Counting practice: count from zero to thirty-one in binary, octal, and…

Lenz’s Law and Faraday’s Law Calculator

Tools

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.

DC Lab - Potentiometer as a Rheostat

Textbook

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.

Protective Relay Circuits

Worksheets - Motors

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

Lorentz Force Calculator

Tools

This calculator will determine the combined Lorentz force exerted on a charged particle moving through both an electric field and a magnetic field.

Performance-Based Assessments for Digital Circuit Competencies

Worksheets - Motors

(Template)

Arc Flash and Arc Blast

Worksheets - Motors

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

Latch Circuits

Worksheets - Motors

What do you think this logic buffer gate will do, with the output…

AC Bridge Circuits

Textbook

As we saw with DC measurement circuits, the circuit configuration…

AC Instrumentation Transducers

Textbook

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

DC Generator Theory

Worksheets - Motors

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

Three-phase Transformer Circuits

Textbook

Since three-phase is used so often for power distribution systems, it…

Series and Parallel AC Circuits

Worksheets - Motors

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

The S-R Latch

Textbook

A bistable multivibrator has two stable states, as indicated by the…

Build a Transformer

Textbook

PARTS AND MATERIALS Steel flat bar, 4 pieces Miscellaneous bolts,…

Permissive and Interlock Circuits

Textbook

A practical application of switch and relay logic is in control…

Circuit With a Switch

Textbook

PARTS AND MATERIALS 6-volt battery Low-voltage incandescent lamp…

Bipolar Junction Transistors as Switches

Worksheets - Motors

Solid-state switching circuits usually keep their constituent…

The J-K Flip-Flop

Textbook

Another variation on a theme of bistable multivibrators is the J-K…

Introduction to Diodes And Rectifiers

Textbook

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

Switches, Process Actuated

Textbook

It is very important to keep in mind that the “normal”…

Electromechanical Relay Logic

Worksheets - Motors

In ladder logic symbolism, an electromechanical relay coil is shown as…

Contactors

Textbook

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

Time Constant Calculations

Worksheets - Motors

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

Impedance Matching With Transformers

Worksheets - Motors

Suppose you were to take a 3 kW electric heater rated for 240 VAC and…

The Bipolar Junction Transistor (BJT) as a Switch

Textbook

Bipolar junction transistors (Also known as BJTs) can be used as an…

Thyristor Application Circuits

Worksheets - Motors

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

Step-up, Step-down, and Isolation Transformers

Worksheets - Motors

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

Lorentz Force Calculator

Tools

This calculator will determine the combined Lorentz force exerted on a charged particle moving through both an electric field and a magnetic field.

Contact “Normal” State and Make/Break Sequence

Textbook

Any kind of switch contact can be designed so that the contacts…

High Voltage Ohmmeters

Textbook

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

Transformer—Power Supply

Textbook

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

Monostable Multivibrators

Textbook

We’ve already seen one example of a monostable multivibrator in…

Solid-state Relays

Textbook

Limitations of Electromechanical Relays As versatile as…

Introduction to SPICE

Textbook

“With Electronics Workbench, you can create circuit schematics…

Wire Self Inductance Calculator

Tools

This calculator will help compute the inductance of a length of wire.

DC Lab - Rheostat Range Limiting

Textbook

In this hands-on electronics experiment, you will use series and parallel resistor networks to precisely adjust the range and zero point of a rheostat.

555 Ramp Generator

Textbook

PARTS AND MATERIALS Two 6 volt batteries One capacitor, 470 µF…

Reflection Attenuator Calculator

Tools

This tool is designed to calculate the value of resistance R1 in a reflection attenuator.

Emergency Response

Textbook

Despite lock-out/tag-out procedures and multiple repetitions of…

Some Examples with AC Circuits

Textbook

Let’s connect three AC voltage sources in series and use complex…

Ammeter Design

Worksheets - Motors

What would happen to this meter movement, if connected directly to a…

Ionization (gas-filled) Tubes

Textbook

So far, we’ve explored tubes which are totally…

Logarithms

Textbook

Definition of a Logarithm     “log” denotes a…

Four-Channel Audio Mixer

Worksheets - Motors

A very common misconception students have about potentiometers is the…

Introduction to Boolean Algebra

Textbook

Mathematical rules are based on the defining limits we place on the…

Electrical Transients

Textbook

This chapter explores the response of capacitors and inductors to…

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.

Battery Life Calculator

Tools

This calculator provides three options—basic, intermediate, and advanced—for determining expected battery life for microcontroller, Internet of Things (IoT), and edge processing systems with up to four different operating modes.

Capacitor Types

Textbook

A capacitor is a passive two-terminal electronic component that…

Contributors (5)

Textbook

Contributors to this chapter are listed in chronological order of…

Computational Circuits

Textbook

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

Waveguide Calculator (Rectangular)

Tools

This tool calculates the cutoff frequency of a rectangular waveguide

Important Constants

Textbook

Euler’s Number Euler’s constant is an important value for…