The IHC170190AA from 3Rwave is a RF & Microwave Isolator with Frequency 1.7 to 1.9 GHz, Average Power Forward 35 W, Average Power Reverse 10 W, Insertion Loss 0.3 to 0.35 dB, Isolation 20 to 25 dB. Tags: Module with Connector, Coaxial Isolator. More details for IHC170190AA can be seen below.