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Digital Display Circuits

Worksheets - Residential

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

DC Lab - Parallel Batteries

Textbook

In this hands-on electronics experiment, you will connect batteries in parallel to power a light and learn the relationship between the individual battery currents and the total system current.

Convert MCD to Lumens

Tools

This calculator is useful for calculating the luminous flux for LEDs where the angle is known.

Rectifier Circuits

Worksheets - Residential

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

Circuits and the Speed of Light

Textbook

Suppose we had a simple one-battery, one-lamp circuit controlled by a…

Parallel Resistor Calculator

Tools

Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.

Thyristor Application Circuits

Worksheets - Residential

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

Si Lab - Light Sensor (LED Photodetector)

Textbook

In this hands-on semiconductor electronics experiment, use an LED as a light-sensitive photodetector and learn how to use a bipolar transistor in a common-emitter amplifier configuration.

555 Lab - Red LED Flasher

Textbook

In this hands-on electronics experiment, you will build a red LED flasher and learn a useful application of the versatile 555 timer IC.

Simple Circuits

Worksheets - Residential

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

Light-Pulse Switch

Worksheets - Residential

It is fairly important to use large value resistors (10 MΩ works…

555 Lab - LED Flasher with Inductive Flyback

Textbook

In this hands-on electronics experiment, build a multiple LED flasher and learn how to use inductive flyback to generate a voltage pulse that is greater than the supply voltage.

Digital Lab - 10-bit Flashing LED Sequencer

Textbook

In this hands-on electronics experiment, build and test an automated circuit that sequentially flashes 10 LED, and learn about counters, frequency dividers, and switch debouncing.

AC phase

Worksheets - Residential

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

555 Lab - Blue LED Flasher With Voltage Doubler

Textbook

In this hands-on electronics experiment, build a blue LED flasher using a 555 timer and learn the basic theory of a voltage doubler using a transistor switch and a capacitor.

555 Lab - Advanced Red LED Flasher

Textbook

In this hands-on electronics experiment, build a red LED flasher with a transistor drive to control the current and learn how to use transistors to provide current gain and how to limit LED current.

Series-Parallel DC Circuits

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

Thyristors

Worksheets - Residential

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

AC Motor Theory

Worksheets - Residential

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

Switches

Worksheets - Residential

What is the purpose of the switch shown in this schematic diagram?

The Instrumentation Amplifier

Textbook

What Is an Instrumentation Amplifier? An instrumentation amplifier…

Semiconductor Devices in SPICE

Textbook

The SPICE (Simulation Program, Integrated Circuit Emphesis)…

Historical, Nonmechanical Memory Technologies

Textbook

Perhaps the most ingenious technique was that of the delay line. A…

Op-Amp Voltage and Gain Calculator

Tools

A calculator for computing the gain and output voltage of an operational amplifier

Peak, Average, and RMS Measurements

Worksheets - Residential

How is it possible to assign a fixed value of voltage or current (such…

DIY EE Lab - Introduction to Electronics Projects

Textbook

To learn about electronics, you must eventually engage in hands-on experimentation. Knowledge gleaned from books alone has limited use in scientific endeavors. Troubleshooting a circuit can be as important as the knowledge gained from a properly functioning experiment.

Zener Diodes

Worksheets - Residential

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

AC Lab - Induction Motor

Textbook

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.

Impedance

Worksheets - Residential

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

Microstrip Max Current Calculator

Tools

A calculator for solving the maximum current a microstrip can handle.

Counters

Worksheets - Residential

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

Temperature Coefficient of Resistance

Worksheets - Residential

It is a common phenomenon for the electrical resistance of a substance…

Si Lab - JFET Current Regulator

Textbook

In this hands-on semiconductor electronics experiment, build a junction field-effect transistor (JFET) current regulator and learn some of the advantages of JFETs over BJTs for current regulation.

Simple Vector Addition

Textbook

Remember that vectors are mathematical objects just like numbers on a…

Bipolar Transistor Biasing Circuits

Worksheets - Residential

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

Series and Parallel Inductors

Textbook

When inductors are connected in series, the total inductance is the…

History of SPICE

Textbook

SPICE is a computer program designed to simulate analog electronic…

What is the Difference Between Series and Parallel Circuits?

Textbook

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

Metric Prefix Conversions

Textbook

To express a quantity in a different metric prefix from how it was…

Diodes

Textbook

A diode is an electronics component made from a combination of a…