Categories

Programmable Logic Controllers (PLC)

Textbook

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

Step-up, Step-down, and Isolation Transformers

Worksheets - PLCs

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

Bipolar Junction Transistors as Switches

Worksheets - PLCs

Solid-state switching circuits usually keep their constituent…

High Voltage Ohmmeters

Textbook

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

Programmable Logic Controllers (PLC)

Textbook

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

Winding Configurations

Textbook

Transformers with Multiple Secondaries Transformers are very versatile…

Network Protocols

Textbook

Aside from the issues of the physical network (signal types and…

Kirchhoff’s Laws

Worksheets - PLCs

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

Network Topology

Textbook

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

AC Instrumentation Transducers

Textbook

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

Tesla Polyphase Induction Motors

Textbook

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

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Networks and Busses

Textbook

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

Relay Construction

Textbook

Electricity and Magnetism An electric current through a conductor will…

Vacuum Tube Audio Amplifier

Textbook

PARTS AND MATERIALS One 12AX7 dual triode vacuum tube Two power…

Semiconductor Manufacturing Techniques

Textbook

The manufacture of only silicon based semiconductors is described…

ElectroStatic Discharge

Textbook

At the start of this book, we discussed static electricity and how it…

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

The Silicon-Controlled Rectifier (SCR)

Textbook

Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…

Electrical Isolation

Textbook

SPICE analysis of Electrical Isolation Aside from the ability to…

Inductors and Calculus

Textbook

Inductors do not have a stable “resistance” as conductors…

Synchronous Counters

Textbook

What is a Synchronous Counter? A synchronous counter, in contrast to…

Common Sources of Hazard

Textbook

Of course, there is a danger of electrical shock when directly…

JFET Current Regulator

Textbook

PARTS AND MATERIALS One N-channel junction field-effect transistor,…

Positive Feedback OpAmp Circuits

Worksheets - PLCs

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

AC Network Analysis

Worksheets - PLCs

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

Hand Calculator Use

Textbook

To enter numbers in scientific notation into a hand calculator, there…

Rectangle Loop Inductance Calculator

Tools

This calculator helps you compute the inductance of a rectangle loop.

JFET Amplifiers

Worksheets - PLCs

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

An Analogy for Divided Feedback

Textbook

A helpful analogy for understanding divided feedback amplifier…

Simple AC Circuit Calculations

Textbook

Over the course of the next few chapters, you will learn that AC…

Ohm’s Law (again!)

Textbook

A common phrase heard in reference to electrical safety goes something…

Rectifier Circuits

Textbook

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

Current Divider Circuits

Worksheets - PLCs

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

Finite-state Machine

Textbook

Feedback is a fascinating engineering principle. It can turn a rather…

Other Waveshapes

Textbook

As strange as it may seem, any repeating, non-sinusoidal waveform is…

Shift Registers: Parallel-in, Serial-out (PISO) Conversion

Textbook

Parallel-in/ serial-out shift registers do everything that the…

Basic Troubleshooting Strategies

Worksheets - PLCs

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

Ohm’s Law Practice Worksheet With Answers

Worksheets - PLCs

Define the following terms: energy, work, and power.

Memory with moving parts: “Drives”

Textbook

The earliest forms of digital data storage involving moving parts was…