Online Electronics

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LearningaboutElectronics is the place to come to learn electronics. Attached to the Articles tab are articles that answer many questions about electronics that you may have, with more being added daily. This is not just a Q&A site as we also give real-life uses and projects of components, devices, and equipment that we explain with as many photos and videos that we can provide.

http://www.learningaboutelectronics.com/

Check the quizzes out below

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Sample Quizes

This is a very useful test yourself site.

Electronics Questions and Answers

http://www.indiabix.com/electronics/questions-and-answers/

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Video Lectures

"Our free video lectures cover everything from basic electronics to semiconductor technology. Whether you’re a beginner or an advanced learner looking for refresher courses, you’ll find them in our informative video series."

Web Master at all about circuits

All About Circuits provides great educational video's on Electricity and Electronics. They are free for all to use. Check out their web site at:

All About Circuits Video Lectures

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Learn about electronics

This is a great site to learn about electronics and to help study for state certification or employment tests. Its free to use and easy to understand.

Mr. Lyons

Venango Technology Center Electronics/ Electricity Teacher. Learn About Electronics

http://www.learnabout-electronics.org/index.php

http://study.com/search/text/academy.html#/topresults/resistor

2. Alternating Current The Sine Wave

From Wikipedia, the free encyclopedia

A sine wave is a curve with this shape:

This is a picture of a sine wave.

All waves can be made by adding up sine waves. The sine wave has a pattern that repeats. The length of this repeating piece of the sine wave is called the wavelength. The wavelength can be found by measuring the length or distance between one peak of a sine wave and the next peak. The wavelength can be found in many other ways too.

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