Categories

Electromagnetism

Textbook

The discovery of the relationship between magnetism and electricity…

Contactors

Textbook

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

Bipolar Junction Transistors as Switches

Worksheets - Motors

Solid-state switching circuits usually keep their constituent…

Permissive and Interlock Circuits

Textbook

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

Electromechanical Relay Logic

Worksheets - Motors

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

Thyristor Application Circuits

Worksheets - Motors

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

AC Bridge Circuits

Textbook

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

Arc Flash and Arc Blast

Worksheets - Motors

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

Contact “Normal” State and Make/Break Sequence

Textbook

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

Three-phase Transformer Circuits

Textbook

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

AC Instrumentation Transducers

Textbook

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

The S-R Latch

Textbook

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

What is Alternating Current (AC)?

Textbook

Most students of electricity begin their study with what is known as…

Programmable Logic Controllers (PLC)

Textbook

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

AC Motor Control Circuits

Worksheets - Motors

Perhaps the most challenging aspect of interpreting ladder diagrams,…

The Silicon-Controlled Switch (SCS)

Textbook

If we take the equivalent circuit of an SCR and add another external…

DC Motor Control Circuits

Worksheets - Motors

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

Time-Delay Electromechanical Relays

Worksheets - Motors

What does the normal status of an electrical switch refer to?…

TTL Logic Gates

Worksheets - Motors

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

Motor Control Circuits

Textbook

The interlock contacts installed in the previous section’s motor…

Switches

Worksheets - Motors

What is the purpose of the switch shown in this schematic diagram?

Three-phase Transformer Circuits

Textbook

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

Time-delay Relays

Textbook

What are Time-Delay Relays? Some relays are constructed with a kind of…

Time-Delay Electromechanical Relays

Worksheets - Motors

What does the normal status of an electrical switch refer to?…

Monostable Multivibrators

Textbook

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

Polyphase Motor Design

Textbook

AC Motors Perhaps the most important benefit of polyphase AC power…

Resonance

Worksheets - Motors

The Q factor of a series inductive circuit is given by the following…

DC Motor Control Circuits

Worksheets - Motors

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

Potentiometer as a Rheostat

Textbook

Learning Objectives Rheostat use Wiring a potentiometer as a rheostat…

Arc Flash and Arc Blast

Worksheets - Motors

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

Vacuum Tube Audio Amplifier

Textbook

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

DC Generator Theory

Worksheets - Motors

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

The Bipolar Junction Transistor (BJT) as a Switch

Textbook

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

Motor Control Circuits

Textbook

The interlock contacts installed in the previous section’s motor…

Permissive and Interlock Circuits

Textbook

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

Voltage Regulation

Textbook

As we saw in a few SPICE analyses earlier in this chapter, the output…

Simple Combination Lock

Textbook

PARTS AND MATERIALS 4001 quad NOR gate (Radio Shack catalog #…

Wound Rotor Induction Motors

Textbook

A wound rotor induction motor has a stator like a squirrel cage…

The J-K Flip-Flop

Textbook

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

What is Alternating Current (AC)?

Textbook

Most students of electricity begin their study with what is known as…

The Cascode Amplifier

Textbook

While the C-B (common-base) amplifier is known for wider bandwidth…

A Binary Adder

Textbook

Suppose we wanted to build a device that could add two binary bits…

Electrical Isolation

Textbook

SPICE analysis of Electrical Isolation Aside from the ability to…

Microprocessor Programming

Textbook

The “vocabulary” of instructions which any particular…

Integrated Circuits

Textbook

  A Logic Gate is assigned as an elementary building block of…

Practical Considerations of ADC Circuits

Textbook

Perhaps the most important consideration of an ADC is its resolution.…

Introduction to AC Circuits

Textbook

“AC” stands for Alternating Current, which can refer to…

Setting Up a Home Lab

Textbook

In order to build the circuits described in this volume, you will need…

Microstrip Wavelength Calculator

Tools

A tool designed to calculate the guided wavelength inside a microstrip.

Common Derivatives

Textbook

    RELATED WORKSHEETS: Calculus for Electric Circuits…

Pulse Width Modulation

Textbook

Pulse Width Modulation (PWM) uses digital signals to control power…

Decibels

Textbook

The Bel is Used to Represent Gain In its simplest form, an…

Practical considerations - Digital Communication

Textbook

A principal consideration for industrial control networks, where the…

Introduction to Digital Communication

Textbook

In the design of large and complex digital systems, it is often…

Rate-of-change Indicator

Textbook

PARTS AND MATERIALS Two 6 volt batteries Capacitor, 0.1 µF…

Flash ADC

Textbook

Also called the parallel A/D converter, this circuit is the simplest…

Stripline Crosstalk Calculator

Tools

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

Multimeters

Textbook

Seeing as how a common meter movement can be made to function as a…

IGFET Quirks

Textbook

Wire Self Inductance Calculator

Tools

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