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Descriptions of the various modules in a home built music synthesizer.

PCB Heaven! Electronic theory, schematic circuits and PIC tutorials

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.

CR4 - The Engineer

Audio, Video and Lighting equipment for all your AV needs. Our catalog has over 20,000 products from over 500 manufacturers.

Avago Technologies is a leading supplier of analog interface components for communications, industrial and consumer applications. With a global employee presence, Avago provides an extensive range of analog, mixed-signal and optoelectronic components

Schematic diagrams, circuits & projects for guitar effects pedals with vacuum tubes and transistor solid state electronics. FREE downloads of schematics such as TS-9, Fuzz Face and other classic rock devices. Build your own fuzz box!

Buy and sell electronics, cars, clothing, apparel, collectibles, sporting goods, digital cameras, and everything else on eBay, the world

Sales,Service,Parts and Restoration of Vintage Sunbeam Mixmasters, KitchenAid mixers, Hamilton Beach and Dormeyer mixers.