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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...

As the global leader in Application Delivery Networking, F5 Networks is focused on ensuring the secure, reliable, and fast delivery of applications.

NI leverages commercial technologies, such as industry-standard computers and the Internet, to deliver customer-defined automation, test and measurement hardware and software solutions for engineers and scientists.

NI Developer Zone is your essential resource for building measurement and automation systems by providing the latest technical information, samples, and a community of developers ready to share their own techniques.

Ask questions, share knowledge, explore ideas, and help solve problems with fellow engineers.

Free Online Library: One of the largest online libraries in the world -- Millions of news, trade publications, newspapers, magazine, journal and reference documents on business, communications, entertainment, health, law, government, politics, scienc...

Analog Devices, Analog, Semiconductors, Digital Signal Processing, World leader in high performance signal processing solutions. Offers ICs for data converters, amplifiers, DSP, RF & communications, power and thermal management, supervisory and i...

Providing researchers with access to millions of scientific documents from journals, books, series, protocols and reference works.