The HFCN-1080 from Mini Circuits is a Space Qualified RF Filter with Frequency 1.14 to 4.24 GHz, Cut Off Frequency 1080 MHz, Stop Band Frequency DC to 780 MHz, Power 7 W, Insertion Loss 1.4 to 2 dB. Tags: Surface Mount. More details for HFCN-1080 can be seen below.