Founded in 1979,Advanced Semiconductor, Inc. (ASI) is a manufacturer of RF power transistors and microwave diodes.Headquartered in USA, ASI has offices in the United Kingdom, France, India and Egypt.The company has obtained ISO 9001 certification.ASI is specilized in manufacturing obsolete and hard-to-find components for both replacement purposes and new designs.The RF power transistors are designed to replace those from Motorola, Philips, and SGS Thomson and the microwave diodes are primarily designed to replace those from HP, M/A-COM, Alpha, and Loral/Frequency sources.ASI can provide the two benefits with the specialization in in RF power transistors and microwave diodes as follows.For companies facing a last time buy, it can be a challenge to determine the best course of action. ASI solves this problem with continuing to manufacture the component.Besides,ASI offers a steady and reliable source of high quality components for companies seeking for hard-to-find or obsolete parts.