The Ku & K Band filters from NIC are cavity band pass filters with an 18 GHz center frequency. They have a low insertion loss of 1 dB and an impedance of 50 Ohms. The filters can be used in airborne, ship mount or vehicle mount applications in harsh military environments. They can also be custom designed to have center frequencies up to 26.5 GHz with 3 dB bandwidths varying from 1 to 50%.