Categories

Oscilloscope Trigger Controls

Worksheets - Motor Control

A very useful tool for observing rotating objects is a strobe light.…

Selsyn (Synchro) Motors

Textbook

Normally, the rotor windings of a wound rotor induction motor are…

Bipolar Junction Transistors as Switches

Worksheets - Motor Control

Solid-state switching circuits usually keep their constituent…

Flyback Switch Mode Regulator Calculator

Tools

A calculator for computing several parameters needed in the design of a flyback switch mode regulator

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…

CMOS 555 Long Duration Flyback LED Flasher

Textbook

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

Induction Motor, Large

Textbook

PARTS AND MATERIALS AC power source: 120VAC Capacitor, 3.3 µF…

AC Motor Control Circuits

Worksheets - Motor Control

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Linear Computational Circuitry

Worksheets - Motor Control

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

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Vacuum Tube Audio Amplifier

Textbook

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

What is Alternating Current (AC)?

Textbook

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

Single-phase Induction Motors

Textbook

A three-phase motor may be run from a single-phase power source.…

Contactors

Textbook

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

AC Motor Theory

Worksheets - Motor Control

Electromechanical watt-hour meters use an aluminum disk that is spun…

Reluctance Motor

Textbook

The variable reluctance motor is based on the principle that an…

Boolean Algebra

Worksheets - Motor Control

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

Stepper Motor Calculator

Tools

A tool designed to calculate the maximum speed, minimum time per step and maximum power of a stepper motor

Induction Motor

Textbook

PARTS AND MATERIALS AC power source: 120VAC Capacitor, 3.3 µF…

Binary Subtraction

Textbook

We can subtract one binary number from another by using the standard…

Networks and Busses

Textbook

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

Counters

Worksheets - Motor Control

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

Parallel Circuit Rules

Textbook

Voltage Components in a parallel circuit share the same voltage:…

History of SPICE

Textbook

SPICE is a computer program designed to simulate analog electronic…

Passive Integrator and Differentiator Circuits

Worksheets - Motor Control

∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…

What is a Filter?

Textbook

It is sometimes desirable to have circuits capable of selectively…

Active Versus Passive Devices

Textbook

Passive Devices Components incapable of controlling current by means…

The “Buffer” Gate

Textbook

If we were to connect two inverter gates together so that the output…

AC phase

Worksheets - Motor Control

If we were to express the series-connected DC voltages as phasors…

CMOS 555 Long Duration Red LED Flasher

Textbook

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

Simple Parallel Circuits

Textbook

On this page, we’ll outline the three principles you should…

Demultiplexers

Textbook

A demultiplexer, sometimes abbreviated dmux, is a circuit that has one…

Bandpass Filter Calculator

Tools

This calculates values of the inductance, capacitance of an inductor and capacitor used in a Butterworth LC bandpass filter.

Circuit Simplification Examples

Textbook

Let’s begin with a semiconductor gate circuit in need of…

Rectangle Loop Inductance Calculator

Tools

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

Building Series-Parallel Resistor Circuits

Textbook

Once again, when building battery/resistor circuits, the student or…

Broadside Coupled Stripline Impedance Calculator

Tools

This calculator helps you compute the characteristic impedance of a broadside coupled stripline.

Intermediate Electromagnetism and Electromagnetic Induction

Worksheets - Motor Control

As an electric current is passed through a coil of wire, it creates a…

The Triode

Textbook

De Forest’s Audion tube came to be known as the triode tube…

Design Project: DC Voltage Regulator

Worksheets - Motor Control

It may seem difficult to even start on a project such as this, with no…

Permeability and Saturation

Textbook

The nonlinearity of material permeability may be graphed for better…

Millman’s Theorem

Worksheets - Motor Control

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

Batteries

Worksheets - Motor Control

If I wanted to build a battery-powered electric drill, would it be…

Inductive Reactance

Worksheets - Motor Control

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

Early Tube History

Textbook

Thomas Edison, that prolific American inventor, is often credited with…

Electrical Connections

Worksheets - Motor Control

What, exactly, is necessary to establish electrical continuity between…

Ohmmeter Usage

Textbook

Parts and Materials Multimeter, digital or analog Assorted resistors…

Depletion-type IGFETs

Textbook

Insulated gate field-effect transistors are unipolar devices just like…

Op-Amp Voltage and Gain Calculator

Tools

A calculator for computing the gain and output voltage of an operational amplifier

CMOS 555 Long Duration Red LED Flasher

Textbook

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

Special-purpose Batteries

Textbook

Mercury Standard Cell Back in the early days of electrical measurement…

Electrons and “holes’’

Textbook

Pure semiconductors are relatively good insulators as compared with…

Current Divider Circuits

Worksheets - Motor Control

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

Class A BJT Amplifiers

Worksheets - Motor Control

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

Pi Attenuator Calculator

Tools

This calculator helps you determine the values of the resistors R1 and R2 to be used for a Pi Attenuator.

Potentiometer as a Rheostat

Textbook

Learning Objectives Rheostat use Wiring a potentiometer as a rheostat…

Resistors Types

Textbook

These are the most common types of resistors available. Resistors…

Introduction to Mixed-Frequency AC Signals

Textbook

In our study of AC circuits thus far, we’ve explored circuits…

Definite Integrals and the Fundamental Theorem of Calculus

Textbook

        RELATED WORKSHEET: Calculus for Electric…