Categories

Programmable Logic Controllers (PLC)

Textbook

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

The Silicon-Controlled Rectifier (SCR)

Textbook

Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…

Vacuum Tube Audio Amplifier

Textbook

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

High Voltage Ohmmeters

Textbook

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

Step-up, Step-down, and Isolation Transformers

Worksheets - Relays

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

Relay Construction

Textbook

Electricity and Magnetism An electric current through a conductor will…

Winding Configurations

Textbook

Transformers with Multiple Secondaries Transformers are very versatile…

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

Programmable Logic Controllers (PLC)

Textbook

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

Tesla Polyphase Induction Motors

Textbook

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

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…

Electrical Isolation

Textbook

SPICE analysis of Electrical Isolation Aside from the ability to…

Step-up, Step-down, and Isolation Transformers

Worksheets - Relays

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

Network Protocols

Textbook

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

Semiconductor Manufacturing Techniques

Textbook

The manufacture of only silicon based semiconductors is described…

Winding Configurations

Textbook

Transformers with Multiple Secondaries Transformers are very versatile…

Network Topology

Textbook

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

High Voltage Ohmmeters

Textbook

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

ElectroStatic Discharge

Textbook

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

AC Instrumentation Transducers

Textbook

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

Kirchhoff’s Laws

Worksheets - Relays

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

Relay Construction

Textbook

Electricity and Magnetism An electric current through a conductor will…

The Silicon-Controlled Rectifier (SCR)

Textbook

Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Bipolar Junction Transistors as Switches

Worksheets - Relays

Solid-state switching circuits usually keep their constituent…

Inductor Sizing Equation

Textbook

The Inductance Formula     Wheeler’s formulas for…

TTL NOR and OR gates

Textbook

TTL Circuit Analysis Let’s examine the following TTL circuit and…

Contactors

Textbook

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

Algebraic Substitution for Electric Circuits

Worksheets - Relays

There are two basic Ohm’s Law equations: one relating voltage,…

Waveguides

Textbook

A waveguide is a special form of transmission line consisting of a…

Finite-length Transmission Lines

Textbook

A transmission line of infinite length is an interesting abstraction,…

Contributors (16)

Textbook

Contributors to this chapter are listed in chronological order of…

Impedance Matching With Transformers

Worksheets - Relays

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

Junction field-effect transistors (JFET)

Worksheets - Relays

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

Electromechanical Relay Logic

Worksheets - Relays

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

Junction Field-effect Transistors

Textbook

The field effect transistor was proposed by Julius Lilienfeld in US…

Switches, Electrically Actuated (Relays)

Textbook

The structure behind ladder logic is based on the electrical ladder…

Finite-state Machine

Textbook

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

A Very Simple Circuit

Textbook

Parts and Materials 6-volt battery 6-volt incandescent lamp Jumper…

Solving for Unknown Time

Textbook

Sometimes it is necessary to determine the length of time that a…

Ammeter Impact on Measured Circuit

Textbook

Just like voltmeters, ammeters tend to influence the amount of current…

Basic Logic Gates

Worksheets - Relays

Identify the type of logic gate shown in this schematic diagram, and…

Minterm vs Maxterm Solution

Textbook

So far we have been finding Sum-Of-Product (SOP) solutions to logic…

Design Project: Simple Component Curve-Tracer Circuit

Worksheets - Relays

What do each of the oscilloscope axes represent, in real-life terms…

OpAmp Oscillator Circuits

Worksheets - Relays

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