HEATKEYS

Free Electronic projects, schematics, diagramms, pcb, free electronic software and hobbilist electronics resources, electronic community and much more

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

The ECE Dept at UC, Santa Barbara is recognized worldwide for its faculty, research, undergraduate and graduate programs.

Online shopping from the earth's biggest selection of books, magazines, music, DVDs, videos, electronics, computers, software, apparel & accessories, shoes, jewelry, tools & hardware, housewares, furniture, sporting goods, beauty & person...

Make toys at home with common household materials, often in only a few minutes, that demonstrate fascinating scientific principles.

Electrical Engineering Community for hardware designers with design tools, projects, articles, jobs, events, discussions, and social networking.

ESP - The Audio Pages. Professional results for the DIY enthusiast. Audio articles, projects to build and general information about hi-fi amplifiers, loudspeakers and audio in general.

DIY Audio Projects documents several DIY HiFi audio projects for Audiophiles. Projects include vacuum tube amplifiers, gainclones (chip amps), mosfet amps, preamplifiers, loudspeakers and audio cables.

Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.