The U 880 CDJCCW from Southern Microwave Inc is a RF & Microwave Circulator with Frequency 860 to 900 MHz, Average Power Forward 200 W, Average Power Reverse 200 W, Insertion Loss 0.5 dB, Isolation 45 dB. Tags: Coaxial Circulator. More details for U 880 CDJCCW can be seen below.