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Science, engineering, and mathematics — biology, chemistry, physics, astronomy, earth sciences, social sciences, and technology research. A curated gateway to academic and professional scientific resources.
57129 resources
A source of obsolescent semiconductors, leaders on the trailing edge of technology.
Surplus and obsolete electronics components.
Online retailer of a large selection of new and used electrical, electronic and electromechanical supplies.
A buyer and seller of Mil Spec components, resistors, ic's, capacitors and other electronic material.
Supplier of obsolete, hard to find and long lead time items. On-line search engine.
A stocking distributor of obsolete and hard to find electronic components.