The HX-T-75-85-20-30 from A-Info is a RF & Microwave Circulator with Frequency 75 to 85 MHz, Average Power Forward 30 W, Peak Power 100 W, Insertion Loss 1 dB, Isolation 20 dB. Tags: Coaxial Circulator. More details for HX-T-75-85-20-30 can be seen below.