🔗 All About Circuits : Free Electric Circuits & Electronics Textbooks
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🗃️ https://web.archive.org/web/*/http://www.allaboutcircuits.com/
This site provides a series of online textbooks covering electricity and electronics. The information provided is great for both students and hobbyists who are looking to expand their knowledge in this field. These textbooks were written by Tony R. Kuphaldt and released under the Design Science License.