The HFCN-1150 from Mini Circuits is a Space Qualified RF Filter with Frequency 1.22 to 4.5 GHz, Cut Off Frequency 1150 MHz, Stop Band Frequency DC to 850 MHz, Power 7 W, Insertion Loss 1.4 to 2 dB. Tags: Surface Mount. More details for HFCN-1150 can be seen below.