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Polyphase Power Systems

Polyphase Power Systems

Explain the difference between a balanced polyphase system and an…


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Introduction to Complex Numbers

Introduction to Complex Numbers

If I needed to describe the distance between two cities, I could…


Textbook

Multiplexers and Demultiplexers

Multiplexers and Demultiplexers

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


Worksheets - RFID

Octal and Hexadecimal Numeration

Octal and Hexadecimal Numeration

Because binary numeration requires so many bits to represent…


Textbook

Creating Custom Calibration Resistances

Creating Custom Calibration Resistances

Often in the course of designing and building electrical meter…


Textbook

Insulated-gate Field-effect Transistors (MOSFET)

Insulated-gate Field-effect Transistors (MOSFET)

The Insulated-Gate Field-Effect Transistor (IGFET), also known as…


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Radicals

Radicals

Definition of a Radical Given the expression where “x” is…


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Practical Considerations - Batteries

Practical Considerations - Batteries

When connecting batteries together to form larger “banks”…


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AC Phase

AC Phase

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


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Inductance

Inductance

∫f(x) dx Calculus alert! One of the fundamental principles of…


Worksheets - RFID

Differential Equations

Differential Equations

As opposed to normal equations where the solution is a number, a…


Textbook

Factoring Equivalencies

Factoring Equivalencies

Factoring Identities :   a2 - b2 = (a + b) (a - b) a2 + 2ab + b2…


Textbook

DC Lab - Potentiometer as a Rheostat

DC Lab - Potentiometer as a Rheostat

In this hands-on electronics experiment, you will use a potentiometer as a variable resistor to control the speed of a motor and learn how to connect a potentiometer as a rheostat.


Textbook

AC phase

AC phase

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


Worksheets - RFID

Introduction to Digital Communication

Introduction to Digital Communication

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


Textbook

Si Lab - BJT Common-collector Voltage Follower

Si Lab - BJT Common-collector Voltage Follower

In this hands-on semiconductor electronics experiment, build a voltage follower amplifier using a bipolar junction transistor (BJT) in common-collector configuration and learn about circuit ground and impedance transformations.


Textbook

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…


Textbook

Fuses

Fuses

Normally, the ampacity rating of a conductor is a circuit design…


Textbook

RC Time Constant Calculator

RC Time Constant Calculator

The time constant of a series RC circuit is the product of the resistance and capacitance. Given two of the three values—resistance, capacitance, or RC time constant—this tool will calculate the missing third variable.


Tools

Peak Voltage Calculator

Peak Voltage Calculator

The peak voltage calculator calculates peak voltage values from the peak-to-peak voltage, RMS voltage, or average voltage.


Tools