Schematic database for construction and maintenance of guitar and bass tube amplifiers and effect pedals.

For electronical engineers use only.
Caution: Handling High Voltage Involves Risk to Life.

Octopart is a datasheet search engine.

Digi-Key (sometimes also Digikey) is the fourth largest electronic component distributor in North America and a broad-line distributor of board level components.

Microchip image is public domain: http://commons.wikimedia.org/wiki/File:DIP16,_7447,_%28shaded,_isometric...

Newegg.com - Computer Parts, PC Components, Laptop Computers, LED LCD TV, Digital Cameras and more!

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Shop Frys.com for your home electronics, from computers & laptops parts to cameras, televisions & home appliances.

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Holding company with subsidiaries which design, manufacture and market broad range of computer control devices, including mice, trackballs, touchpads and more...