The CHA077080AC from 3Rwave is a RF & Microwave Circulator with Frequency 773 to 803 MHz, Average Power Forward 120 W, Insertion Loss 0.25 to 0.32 dB, Isolation 21 to 25 dB, Return Loss 21 to 25 dB. Tags: Drop-in Circulator. More details for CHA077080AC can be seen below.