The JCC0156T0174N15 from JQL Electronics is a RF & Microwave Circulator with Frequency 156 to 174 MHz, Average Power Forward 150 W, Insertion Loss 0.6 dB, Isolation 18 dB, Operating Temperature 0 to 60 Degree C. Tags: Coaxial Circulator. More details for JCC0156T0174N15 can be seen below.