
Trilithic manufactures a complete line of fixed frequency bandpass, bandreject, highpass, and lowpass filter products. These filters are available in a wide variety of formats including Miniature, Lumped Component, Coaxial - Tubular, Standard Cavity and Custom Cavity.
Trilithic's capabilities are a fusion of engineering and design capabilities of Trilithic and two of the most senior filter companies in the world, CIR-Q-TEL and Texscan Instruments Division. The CIR-Q-TEL and Texscan portions of our company have been custom designing and manufacturing filters continuously since the early 1960's.