About Us


Polyphase Microwave, Inc. is a wholly-owned subsidiary of Technology Service Corporation

Technology Service Corporation (TSC) is an employee-owned, high-technology company primarily engaged in providing engineering services to the US Government. These services involve support of systems throughout their life cycles from advanced concept development through operational support. TSC has supported Federal Government, commercial, and international customers for over 50 years. Our Government customers include the US Military Services, Defense Agencies, and the Federal Aviation Administration.

Polyphase Microwave, Inc.

Polyphase Microwave manufactures high-performance specialty mixer components, assemblies, and instrumentation for demanding RF/microwave transmitters and receivers. Our products are critical elements in wireless communications systems, radar/EW systems, test instrumentation, and scientific R&D.

In-Stock and Custom Products

We stock a complete line of specialty mixer components including image-reject mixers, quadrature (I/Q) modulators, quadrature (I/Q) demodulators, and single-sideband modulators. Our standard products are often just the starting point for a customized solution. Our experienced engineering staff is ready to discuss your application requirements and find the best solution for your system.