HEATKEYS

FREE COMMERCIALLY-PROVEN PCB DESIGN SOFTWARE Customized for your choice of Manufacturer

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electronics circuits diagrams, schematics, diy projects, hacks mods, gadgets gizmos and electronics projects.

delabs Circuits is a web service for electronic product and circuit design. An Engineering Reference Database. The News, Circuits and Designs cover Instrumentation, Test and Measurement, Power Electronics, Industrial Automation, Embedded Microcontrol...

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

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

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

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.

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

Freebyte, Your guide to the Web. Free software, clipart, images, music, games, jokes, anti-virus, dictionaries, pims, operating systems, programming tools, news, weather, screensavers, ebooks, etc.