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Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

DC Motor Control Circuits

Worksheets - Stepper Motors

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

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: Stepper Motor Driver

Worksheets - Stepper Motors

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

DC Generator Theory

Worksheets - Stepper Motors

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

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

AC Commutator Motors

Textbook

Charles Proteus Steinmetz’s first job after arriving in America…

Bipolar Junction Transistors as Switches

Worksheets - Stepper Motors

Solid-state switching circuits usually keep their constituent…

Oscilloscope Trigger Controls

Worksheets - Stepper Motors

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

AC Instrumentation Transducers

Textbook

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

AC Generator Theory

Worksheets - Stepper Motors

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

Wound Rotor Induction Motors

Textbook

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

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Tesla Polyphase Induction Motors

Textbook

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

DC Motor Theory

Worksheets - Stepper Motors

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

AC Motor Theory

Worksheets - Stepper Motors

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

Introduction to AC Motors

Textbook

After the introduction of the DC electrical distribution system by…

Selsyn (Synchro) Motors

Textbook

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

Reluctance Motor

Textbook

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

Automotive Alternator

Textbook

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

Design Project: DC Motor

Worksheets - Stepper Motors

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

DC Motor Theory

Worksheets - Stepper Motors

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…

Induction Motor, Large

Textbook

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

Other Specialized Motors

Textbook

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

Vacuum Tube Audio Amplifier

Textbook

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

Electric Shock

Worksheets - Stepper Motors

It is sometimes said regarding electrical safety that, Ït’s not the…

Polyphase Motor Design

Textbook

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

Selsyn (Synchro) Motors

Textbook

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

Wound Rotor Induction Motors

Textbook

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

DC Motor Control Circuits

Worksheets - Stepper Motors

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

Stepper Motors

Worksheets - Stepper Motors

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

Microcontroller Principles

Worksheets - Stepper Motors

Read the following quotation, and then research the term…

Bipolar Junction Transistors as Switches

Worksheets - Stepper Motors

Solid-state switching circuits usually keep their constituent…

Automotive Alternator

Textbook

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

Tesla Polyphase Induction Motors

Textbook

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

CMOS 555 Long Duration Flyback LED Flasher

Textbook

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

Step-up, Step-down, and Isolation Transformers

Worksheets - Stepper Motors

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

Induction Motor

Textbook

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

Contactors

Textbook

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

Comparator with Hysteresis (Schmitt Trigger) Calculator

Tools

This calculator will compute the required resistor ratio (R2/R1) and reference voltage (VREF) to create the desired high (VTH) and low (VTL) threshold voltages in a non-inverting comparator circuit with hysteresis (commonly called a Schmitt trigger).

Control Circuits

Textbook

Characteristic Impedance

Worksheets - Stepper Motors

Note the “50 ohm” rating printed on the jacket of the cable. What…

Circuit With a Switch

Textbook

PARTS AND MATERIALS 6-volt battery Low-voltage incandescent lamp…

AC Phase

Textbook

Things start to get complicated when we need to relate two or more AC…

Transistor Biasing Calculations

Textbook

Although transistor switching circuits operate without bias, it is…

CMOS 555 Long Duration Blue LED Flasher

Textbook

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

AC Commutator Motors

Textbook

Charles Proteus Steinmetz’s first job after arriving in America…

Digital Memory Terms and Concepts

Textbook

When we store information in some kind of circuit or device, we not…

NAND Gate S-R Enabled Latch

Textbook

PARTS AND MATERIALS 4011 quad NAND gate (Radio Shack catalog #…

Noninverting Amplifier

Textbook

PARTS AND MATERIALS Operational amplifier, model 1458 or 353…

Superposition Theorem

Worksheets - Stepper Motors

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

Design Project: Voltmeter

Worksheets - Stepper Motors

The most important component of your voltmeter will be the…

Design Project: Sensitive Audio Detector

Worksheets - Stepper Motors

The choice of step-down transformers to use in a project such as this…

Transistors, junction field-effect (JFET)

Textbook

Note that the direction of the arrow at the gate indicates the…

Performance-Based Assessments for Semiconductor Circuit Competencies

Worksheets - Stepper Motors

Digital Display Circuits

Worksheets - Stepper Motors

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

Safe Practices

Textbook

If at all possible, shut off the power to a circuit before performing…

Regulated Power Sources

Worksheets - Stepper Motors

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

7-segment Display

Textbook

PARTS AND MATERIALS 4511 BCD-to-7seg latch/decoder/driver (Radio…