The HX-T-183-18-30_N from A-Info is a RF & Microwave Circulator with Frequency 180 to 300 MHz, Bandwidth 50 MHz, Average Power Forward 30 W, Insertion Loss 0.6 dB, Isolation 18 dB. Tags: Coaxial Circulator. More details for HX-T-183-18-30_N can be seen below.