All About Circuits

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Reluctance Motor

Reluctance Motor

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


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Other Specialized Motors

Other Specialized Motors

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


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Intermediate Electromagnetism and Electromagnetic Induction

Intermediate Electromagnetism and Electromagnetic Induction

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


Worksheets - Consumer Electronics

Synchronous Motors

Synchronous Motors

Single Phase Synchronous Motors Single-phase synchronous motors are…


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Performance-Based Assessments for AC Circuit Competencies

Performance-Based Assessments for AC Circuit Competencies

(Template)


Worksheets - Consumer Electronics

AC Lab - Induction Motor

AC Lab - Induction Motor

In this hands-on AC electronics experiment, build a simple AC permanent capacitor split-phase induction motor and learn the principles of AC induction motor function.


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Tesla Polyphase Induction Motors

Tesla Polyphase Induction Motors

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


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Wound Rotor Induction Motors

Wound Rotor Induction Motors

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


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What is Alternating Current (AC)?

What is Alternating Current (AC)?

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


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AC Commutator Motors

AC Commutator Motors

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


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AC Lab - Large Induction Motor

AC Lab - Large Induction Motor

In this hands-on AC electronics experiment, build a large AC permanent capacitor split-phase induction motor and learn the principles of AC induction motor function.


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Fundamentals of SPICE programming

Fundamentals of SPICE programming

Programming a circuit simulation with SPICE is much like programming…


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What is the Difference Between Series and Parallel Circuits?

What is the Difference Between Series and Parallel Circuits?

Circuits consisting of just one battery and one load resistance are…


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Derivative of a Constant

Derivative of a Constant

    (“c” being a constant)   RELATED…


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Basic Oscilloscope Operation

Basic Oscilloscope Operation

An oscilloscope is a very useful piece of electronic test equipment.…


Worksheets - Consumer Electronics

Simple Circuits

Simple Circuits

Shown here is the schematic symbol for a resistor: What is the purpose…


Worksheets - Consumer Electronics

Contact “Normal” State and Make/Break Sequence

Contact “Normal” State and Make/Break Sequence

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


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Questions relating to project management

Questions relating to project management

NAME:…


Worksheets - Consumer Electronics

Ohm’s Law

Ohm’s Law

For a given amount of water pressure, which will flow a greater rate…


Worksheets - Consumer Electronics

Lorentz Force Calculator

Lorentz Force Calculator

This calculator will determine the combined Lorentz force exerted on a charged particle moving through both an electric field and a magnetic field.


Tools

The “Buffer” Gate

The “Buffer” Gate

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


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Winding Configurations

Winding Configurations

Transformers with Multiple Secondaries Transformers are very versatile…


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Don’t Care Cells in the Karnaugh Map

Don’t Care Cells in the Karnaugh Map

Up to this point we have considered logic reduction problems where…


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Rules for Antiderivatives

Rules for Antiderivatives

Constant Rule     Rule of Sums     Rule of…


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Conductor Ampacity

Conductor Ampacity

The smaller the cross-sectional area of any given wire, the greater…


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Octal and Hexadecimal Numeration

Octal and Hexadecimal Numeration

Because binary numeration requires so many bits to represent…


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Oscillator Circuits

Oscillator Circuits

Phase shift oscillator. R1C1, R2C2, and R3C3 each provide 60° of…


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Negative Feedback OpAmp Circuits

Negative Feedback OpAmp Circuits

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


Worksheets - Consumer Electronics

Flash ADC

Flash ADC

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


Textbook

Characteristic Impedance

Characteristic Impedance

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


Worksheets - Consumer Electronics

IGFET Amplifiers

IGFET Amplifiers

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


Worksheets - Consumer Electronics

Thermocouples

Thermocouples

Seebeck Effect An interesting phenomenon applied in the field of…


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Permeability and Saturation

Permeability and Saturation

The nonlinearity of material permeability may be graphed for better…


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Introduction to AC Motors

Introduction to AC Motors

After the introduction of the DC electrical distribution system by…


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Questions to Ask Before Proceeding

Questions to Ask Before Proceeding

Has the system ever worked before? If yes, has anything happened to…


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Multiplexers

Multiplexers

A multiplexer, abbreviated mux, is a device that has multiple inputs…


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Design Project: Signal Generator

Design Project: Signal Generator

Explain the principle of operation for the particular integrated…


Worksheets - Consumer Electronics

DC Lab - Potato Battery

DC Lab - Potato Battery

In this hands-on electronics experiment, you will create a battery from a potato (yes! a potato) and learn about the relationship between chemical energy and electric energy.


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The Silicon-Controlled Switch (SCS)

The Silicon-Controlled Switch (SCS)

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


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Analog Lab - 555 Ramp Signal Generator

Analog Lab - 555 Ramp Signal Generator

In this hands-on electronics experiment, construct a signal generator circuit that creates two different types of ramp signals and learn how capacitors charge when connected to resistors and constant current sources.


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Optical Data Communication

Optical Data Communication

A modern alternative to sending (binary) digital information via…


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Resistance, Reactance, and Impedance

Resistance, Reactance, and Impedance

What will happen to the brightness of the light bulb as the iron core…


Worksheets - Consumer Electronics

Series-Parallel DC Circuits

Series-Parallel DC Circuits

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


Worksheets - Consumer Electronics

AC Lab - Sensing AC Magnetic Fields

AC Lab - Sensing AC Magnetic Fields

In this hands-on AC electronics experiment, you will sense AC magnetic fields using a simple wire coil and learn about AC signal coupling, orientation effects, and the impact of shielding using different materials.


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Intro Lab - Circuit With a Switch

Intro Lab - Circuit With a Switch

In this hands-on electronics experiment, you will control a light with a switch and learn the basics of connecting toggle (on/off) switches into circuits.


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Asymmetric Stripline Impedance Calculator

Asymmetric Stripline Impedance Calculator

This calculator helps you compute the characteristic impedance of an asymmetric stripline


Tools

Successive Approximation ADC

Successive Approximation ADC

One method of addressing the digital ramp ADC’s shortcomings is…


Textbook

Simulating JFET Circuits Using LTspice

Simulating JFET Circuits Using LTspice

Learn about junction field effect transistors (JFETs), their equations, and how to model and simulate JFETs in LTspice.


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Superconducting Devices

Superconducting Devices

Superconducting devices, though not widely used, have some unique…


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Si Lab - Multi-stage Amplifier

Si Lab - Multi-stage Amplifier

In this hands-on semiconductor electronics experiment, construct a three-stage common-emitter amplifier using bipolar junction transistors (BJTs) and learn about multi-stage gain and feedback.


Textbook

Ohm’s Law Calculator

Ohm’s Law Calculator

Calculate circuit parameters using Ohm's Law


Tools