Categories

Other Specialized Motors

Textbook

Shaded Pole Induction Motor An easy way to provide starting torque to…

Motor Control Circuits

Textbook

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

Flyback Switch Mode Regulator Calculator

Tools

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

Automotive Alternator

Textbook

Project Parts and Materials Automotive alternator (one required, but…

Design Project: Stepper Motor Driver

Worksheets - Motor Control

At first it may seem pointless to have the four buffer gates following…

DC Generator Theory

Worksheets - Motor Control

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

DC Motor Theory

Worksheets - Motor Control

If the ends of a wire loop are attached to two half-circular metal…

Reluctance Motor

Textbook

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

Stepper Motors

Worksheets - Motor Control

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

Introduction to AC Motors

Textbook

After the introduction of the DC electrical distribution system by…

Servo Motor Systems

Worksheets - Motor Control

Explain the operation of this “H-bridge” motor control circuit: At…

Torque Conversion Calculator

Tools

A tool designed to convert between units of torque

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Induction Motor

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,…

Induction Motor, Large

Textbook

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

AC Generator Theory

Worksheets - Motor Control

If an electric current is passed through this wire, which direction…

Stepper Motor Calculator

Tools

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

Design Project: DC Motor

Worksheets - Motor Control

The armature windings of your DC motor will have very low resistance.…

Inductive Reactance

Worksheets - Motor Control

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

Half-wave Rectifier

Textbook

PARTS AND MATERIALS Low-voltage AC power supply (6-volt output)…

Kelvin (4-wire) Resistance Measurement

Textbook

Suppose we wished to measure the resistance of some component located…

Rate-of-change Indicator

Textbook

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

Conductance

Textbook

When students first see the parallel resistance equation, the natural…

Digital Ramp ADC

Textbook

Also known as the stairstep-ramp, or simply counter A/D converter,…

Mutual Inductors

Textbook

Power Measurement

Textbook

Power measurement in AC circuits can be quite a bit more complex than…

Static Electricity Sensor

Textbook

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

What is a Filter?

Textbook

It is sometimes desirable to have circuits capable of selectively…

Emergency Response

Textbook

Despite lock-out/tag-out procedures and multiple repetitions of…

4-wire Resistance Measurement

Textbook

PARTS AND MATERIALS 6-volt battery Electromagnet made from experiment…

Design Project: Event Counter

Worksheets - Motor Control

If your event sensing switch is mechanical in nature, you will likely…

Step-up, Step-down, and Isolation Transformers

Worksheets - Motor Control

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

DC Generator Theory

Worksheets - Motor Control

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

Electrical Connections

Worksheets - Motor Control

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

AC Bridge Circuits

Textbook

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

Enhancement-type IGFETs

Textbook

Basic Electromagnetism and Electromagnetic Induction

Worksheets - Motor Control

When lightning strikes, nearby magnetic compass needles may be seen to…

Design Project: Arbitrary Waveform Generator

Worksheets - Motor Control

What, exactly, is an arbitrary waveform generator, and for what…

Band-pass Filters

Textbook

How to Create Band-pass Filter There are applications where a…

Digital Display Circuits

Worksheets - Motor Control

What is the purpose of a seven-segment decoder circuit? What is a…

Variable Inductor

Textbook

PARTS AND MATERIALS Paper tube, from a toilet-paper roll Bar of iron…

Summary of Filters

Textbook

As lengthy as this chapter has been up to this point, it only begins…

Radar Maximum Range Calculator

Tools

This tool is designed to calculate the maximum distance (range) that a radar can detect

Derivatives of Power Functions of e

Textbook

Example Derivatives of e Proportionality Constant When we say that a…

JFET Current Regulator

Textbook

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

PWM Power Controller

Textbook

PARTS AND MATERIALS Four 6 volt batteries One capacitor, 100 µF…

AC Motor Theory

Worksheets - Motor Control

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

Basic Gate Function

Textbook

Parts and Materials 4011 quad NAND gate (Radio Shack catalog #…

Multimeters

Textbook

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

More on Spectrum Analysis

Textbook

Computerized Fourier analysis, particularly in the form of the FFT…

Transistor Biasing Calculations

Textbook

Although transistor switching circuits operate without bias, it is…

Strain Gauges

Textbook

If a strip of conductive metal is stretched, it will become skinnier…

Mutual Inductance

Worksheets - Motor Control

When an electric current is passed through a coil of wire, what…

Series Circuit Rules

Textbook

Components in a series circuit share the same current: Itotal = I1 =…

Sum and Product Notation

Textbook

For reference, this section introduces the terminology used in some…

Twisted-Pair Impedance Calculator

Tools

A tool designed to calculate the characteristic impedance of a twisted-pair cable

What Are Zener Diodes?

Textbook

What Is a Zener Diode? A Zener diode is a special type of rectifying…

The P-N Junction

Textbook

If a block of P-type semiconductor is placed in contact with a block…

Monostable Multivibrators

Textbook

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