TCI Celebrates 50 Years of Spectrum Innovation

TCI International, Inc. celebrates its 50-year anniversary this month as a global provider of innovative solutions for Spectrum Monitoring (SMS), Spectrum Management (ASMS), Communications Intelligence (COMINT), Drone Detection and Intervention and high-performance broadcast and communication antenna system applications. During its first 50 years, TCI supplied more than 10,000 antenna systems, more than 900 SMS/ASMS solutions, nearly 500 COMINT systems and numerous drone detection solutions to more than 1,100 customers in 100+ countries.

Today, TCI delivers spectrum solutions that are field-proven, mission-ready and user-friendly to meet our customers’ complex requirements. TCI’s solutions incorporate the most recent digital direction finding and signal analysis technologies available. TCI’s proprietary DF First® technology is employed across the entire product line to provide accurate Angle of Arrival (AOA) direction finding and geolocation, as well as Time Difference of Arrival (TDOA) geolocation, for all signals of interest.

TCI's spectrum management installations across the world

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TCI is a wholly-owned subsidiary of SPX Corporation (NYSE:SPXC). TCI maintains research and development and integration and test facilities in Fremont, California, and provides installation, training and support services for more than 100 countries through nine remotely located field support offices around the world. SPX Corporation is a supplier of highly engineered products and technologies, holding leadership positions in the HVAC, detection and measurement and engineered solutions markets. Based in Charlotte, North Carolina, SPX Corporation had approximately $1.5 billion in annual revenue in 2016 and more than 5,000 employees in about 15 countries. More information about SPX and TCI can be found at: and