The ATc698-800 from Narda-ATM is a RF & Microwave Circulator with Frequency 698 to 800 MHz, Average Power Forward 10 W, Peak Power 750 W, Insertion Loss 0.3 to 0.4 dB, Isolation 20 to 23 dB. Tags: Coaxial Circulator. More details for ATc698-800 can be seen below.