HEATKEYS

The Ultimate Discussion forum for CNC, metal working machines, lathes, vertical milling, CAD/CAM software, hobbyCNC, wood routers, EDM, electronics,metal work and Free Buying and Selling!

Advanced Circuits in Aurora Colorado is a printed circuit board manufacturer producing high quality, low cost barebones quickturn PCBs and prototype printed circuit boards.

The Printed Circuit Industries Service, Product and Resource Guide - A guide to printed circuit manufacturing web sites, fabricators, suppliers, and general information sites

Scientific physics forums for professionals and students to discuss serious issues and topics regarding physics in theory, practice, study and reality. Students can also find help for homework and career perspectives

DipTrace - Professional Schematic Capture and PCB Design Software

The Components section of About.com provides current, in-depth information about electronic components, electrical and computer engineering, electronics design, product development, and engineering issues. Find out about companies, suppliers, tools, ...

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.

A discussion forum for electronics and circuits

Reviews and free software downloads for Windows, Mac, Palm, Pocket PC, and Mobile Phones. The best programs and games. Buy software directly online.

Erik S. Klein

A new open source hardware project every month