The JIC0190T0230N1R from JQL Electronics is a RF & Microwave Isolator with Frequency 190 to 230 MHz, Average Power Forward 50 W, Average Power Reverse 15 W, Insertion Loss 0.4 dB, Isolation 18 dB. Tags: Module with Connector, Coaxial Isolator. More details for JIC0190T0230N1R can be seen below.