The JIM1475T1511S1R from JQL Electronics is a RF & Microwave Isolator with Frequency 1.475 to 1.511 GHz, Average Power Forward 50 W, Average Power Reverse 5 W, Insertion Loss 0.35 dB, Isolation 21 dB. Tags: Surface Mount, Surface Mount Isolator. More details for JIM1475T1511S1R can be seen below.