The HFCN-1100 from Mini Circuits is a Space Qualified RF Filter with Frequency 1.5 to 3.9 GHz, Cut Off Frequency 1100 MHz, Stop Band Frequency DC to 700 MHz, Power 7 W, Insertion Loss 1.3 to 2 dB. Tags: Surface Mount. More details for HFCN-1100 can be seen below.