API Technologies Spectrum Control Brand designs and manufactures products to suppress or eliminate electromagnetic interference (EMI), and has adapted its core EMI filter technology into a complete line of capacitors, filters, filtered arrays, filtered connectors, power products and EMC testing services. The company now offers not only the industry's most complete line of coaxial EMI components, but also a full offering of application-specific solutions with ceramics, film modules, filtered and unfiltered interconnects, and antenna assemblies. API Technologies Spectrum Control Brand Products are used in military/aerospace applications such as weapons guidance systems, missile defense, secure communications, aircraft, and military vehicles. Telecommunications applications include base stations, switching equipment, GPS, and optical networks. In addition, our products are utilized within commercial aircraft, industrial controls, instrumentation, medical consumer and automotive markets.