HEATKEYS

Electronic Ciruits portal of free electronic circuits, schematics, designs, or diagrams & other resources for engineers, inventors & students.

100+ small circuit diagrams for the hobbyist or student. Site includes, text descriptions, calculators, links to related sites, newsgroups, and educational areas.

This blog includes innovative circuit schematics which can be built at home by the interested electronic enthusiasts. Designed by Swagatam

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Learn the practical steps involved in how to build electronic circuits. Learn to solder and make professional circuit boards on the cheap.

Hobby ideas, resources and information. A hobby is a great way to relax, gain experience and discover your hidden talent. Visit hobby-hour.com, and spend a quality hour with us.

All the electronics info you need to know about the 555 Timer. With over 80 different electronic circuits that you can build.

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Hobby Projects, a resource for Hobbyist, Engineers, Students, R&D Persons & Consultants, Electronic Projects, Electronic Tutorials, Microcontroller Based Projects, Microprocessor Tutorials, Schematics, Dictionary of Electronics Terms, Abbrevi...

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Contains both useful science education and TOTAL CRACK-BRAINED DETRIUS. Amateur science resources, many new science projects and activities for kids, science textbook errors, Tesla coil construction, physics teaching articles, electricity articl...