The JID0156T0174EM10 from JQL Electronics is a RF & Microwave Isolator with Frequency 156 to 174 MHz, Average Power Forward 100 W, Average Power Reverse 100 W, Insertion Loss 0.5 dB, Isolation 18 dB. Tags: Drop-In, Drop-In Isolator. More details for JID0156T0174EM10 can be seen below.