Categories

Programmable Logic Controllers (PLC)

Textbook

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

Step-up, Step-down, and Isolation Transformers

Worksheets - Motors

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

High Voltage Ohmmeters

Textbook

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

Semiconductor Manufacturing Techniques

Textbook

The manufacture of only silicon based semiconductors is described…

Electrical Isolation

Textbook

SPICE analysis of Electrical Isolation Aside from the ability to…

Network Protocols

Textbook

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

Winding Configurations

Textbook

Transformers with Multiple Secondaries Transformers are very versatile…

Networks and Busses

Textbook

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

Vacuum Tube Audio Amplifier

Textbook

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

Tesla Polyphase Induction Motors

Textbook

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

AC Instrumentation Transducers

Textbook

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

Programmable Logic Controllers (PLC)

Textbook

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

ElectroStatic Discharge

Textbook

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

The Silicon-Controlled Rectifier (SCR)

Textbook

Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…

Relay Construction

Textbook

Electricity and Magnetism An electric current through a conductor will…

Kirchhoff’s Laws

Worksheets - Motors

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

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

Network Topology

Textbook

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

Bipolar Junction Transistors as Switches

Worksheets - Motors

Solid-state switching circuits usually keep their constituent…

Step-up, Step-down, and Isolation Transformers

Worksheets - Motors

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

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Complex Number Arithmetic

Textbook

Since complex numbers are legitimate mathematical entities, just like…

Wiring Color Codes

Textbook

Wiring for AC and DC power distribution branch circuits are color…

Norton’s Theorem

Textbook

What is Norton’s Theorem? Norton’s Theorem states that it…

Ohm’s Law Calculator

Tools

Calculate circuit parameters using Ohm's Law

Inverting and Noninverting OpAmp Voltage Amplifier Circuits

Worksheets - Motors

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

Kirchhoff’s Laws

Worksheets - Motors

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

Basic Electromagnetic Relays

Worksheets - Motors

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

Critical Temperatures for Superconductors

Textbook

Critical temperatures given in Kelvins Material Element/Alloy Critical…

Mutual Inductors

Textbook

Mutual inductors are inductors that capitalize the effect of mutual…

Ohmmeter Design

Textbook

Though mechanical ohmmeter (resistance meter) designs are rarely used…

Microstrip Crosstalk Calculator

Tools

This tool is designed to calculate cross-talk coefficient and coupled voltage for a microstrip.

Bipolar Junction Transistors as Switches

Worksheets - Motors

Solid-state switching circuits usually keep their constituent…

Design Project: LED Stroboscope

Worksheets - Motors

A technician uses a stroboscope to “freeze” the rotation of a…

CMOS 555 Long Duration Minimum Parts Red LED Flasher

Textbook

PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…

Parallel Wire Inductance Calculator

Tools

This tool is designed to calculate the inductance of two parallel wires

Inductance, Reactance, and Admittance Calculator

Tools

This calculator gives the reactance and admittance of an inductor or the inductance given the reactance of an inductor

Design Project: Logic Probe

Worksheets - Motors

What factors determine where potentiometers Rpot1 and Rpot2 must be…

Polar Form and Rectangular Form Notation for Complex Numbers

Textbook

In order to work with complex numbers without drawing vectors, we…

Voltage Divider Circuits

Textbook

Let’s analyze a simple series circuit and determine the voltage…

Transistor Ratings and Packages (IGFET)

Textbook