All About Circuits

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Special-purpose Diodes

Special-purpose Diodes

Schottky diodes Schottky diodes are constructed of a metal-to-N…


Textbook

Regulated Power Sources

Regulated Power Sources

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


Worksheets - Solar Energy

AC Power

AC Power

If a sinusoidal voltage is applied to an impedance with a phase angle…


Worksheets - Solar Energy

Special-purpose Diodes

Special-purpose Diodes

Schottky diodes Schottky diodes are constructed of a metal-to-N…


Textbook

Design Project: Power Inverter

Design Project: Power Inverter

A common topology for DC-AC power converter circuits uses a pair of…


Worksheets - Solar Energy

Sources of Electricity

Sources of Electricity

What is the difference between DC and AC electricity? Identify some…


Worksheets - Solar Energy

Voltage, Current, and Resistance

Voltage, Current, and Resistance

Voltage is commonly defined as “electrical pressure.” The unit of…


Worksheets - Solar Energy

Power Sources

Power Sources

There are many different types of power sources, and here some of the…


Textbook

Lenz’s Law and Faraday’s Law Calculator

Lenz’s Law and Faraday’s Law Calculator

This calculator uses Faraday's and Lenz's laws to calculate the magnitude and polarity of the induced electromotive force (EMF) caused by a change in magnetic flux through a closed-loop coil.


Tools

Energy, Work, and Power

Energy, Work, and Power

Define the following terms: energy, work, and power.


Worksheets - Solar Energy

AC Lab - Using a Transformer to Build a 12 VAC Power Supply

AC Lab - Using a Transformer to Build a 12 VAC Power Supply

In this hands-on AC electronics experiment, build a 12 V alternating current (AC) power supply using a step-down transformer and learn about transformer operation and the purpose of tapped windings.


Textbook

Speed Distance Time Calculator

Speed Distance Time Calculator

This calculator will solve for either distance, time, or speed given two of the three parameters.


Tools

Electrical Energy Calculator

Electrical Energy Calculator

This calculator will determine the instantaneous energy, sustained energy, and power consumed by an electrical system given two of the three electrical parameters (voltage, current, or resistance) and the time.


Tools

How to Calculate Power in a Series and Parallel Circuit

How to Calculate Power in a Series and Parallel Circuit

When calculating the power dissipation of resistive components, we can…


Textbook

Oscillator Circuits

Oscillator Circuits

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


Worksheets - Solar Energy

Other Diode Technologies

Other Diode Technologies

Varicap or varactor diodes A variable capacitance diode is known as a…


Textbook

The Quadratic Formula

The Quadratic Formula

Solving for x in a given polynomial equation “ax2 + bx + c…


Textbook

DC Lab - Build Your Own Multimeter

DC Lab - Build Your Own Multimeter

In this hands-on electronics experiment, you will build a simple voltmeter and ammeter while learning some fundamentals about circuit measurements.


Textbook

Si Lab - Astable Multivibrator Audio Oscillator

Si Lab - Astable Multivibrator Audio Oscillator

In this hands-on semiconductor electronics experiment, build an astable multivibrator (oscillator) circuit that provides an output in the audio frequency range and learn the effect of component values and supply voltage on oscillation frequency.


Textbook

Parallel Wire Inductance Calculator

Parallel Wire Inductance Calculator

This tool is designed to calculate the inductance of two parallel wires


Tools

Magnetic Units of Measurement

Magnetic Units of Measurement

In electric circuits, the three basic quantities are voltage (E or V),…


Worksheets - Solar Energy

Microprocessors

Microprocessors

Early computer science pioneers such as Alan Turing and John Von…


Textbook

Analog Lab - Voltage Comparator

Analog Lab - Voltage Comparator

In this hands-on electronics experiment, you will build an analog voltage comparator circuit and learn how open-loop operational amplifiers function.


Textbook

Si Lab - Commutating Diode

Si Lab - Commutating Diode

In this hands-on semiconductor electronics experiment, build a simple circuit that will teach you how to use a commutating diode to reduce inductive kickback.


Textbook

555 Timer Monostable Circuit Calculator

555 Timer Monostable Circuit Calculator

This calculator computes for the output pulse width of a 555 timer monostable circuit


Tools

Four-Channel Audio Mixer

Four-Channel Audio Mixer

A very common misconception students have about potentiometers is the…


Worksheets - Solar Energy

Wire Stripline Impedance Calculator

Wire Stripline Impedance Calculator

A calculator for computing the impedance of a wire stripline.


Tools

Power Supply Circuits

Power Supply Circuits

There are three major kinds of power supplies: unregulated (also…


Textbook

Series-parallel R, L, and C

Series-parallel R, L, and C

Now that we’ve seen how series and parallel AC circuit analysis…


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

Protective Relay Circuits

Protective Relay Circuits

Protective relays are special power-sensing devices whose job it is to…


Worksheets - Solar Energy

High-Reliability Circuits

High-Reliability Circuits

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


Worksheets - Solar Energy

Voltage Divider Calculator

Voltage Divider Calculator

The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.


Tools

AC Phase

AC Phase

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


Textbook