The C6YK1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 6.4 to 7.2 GHz, Average Power 25 W, Average Power Forward 25 W, Insertion Loss 0.4 dB, Isolation 20 dB. Tags: Microstrip, Microstrip Isolator. More details for C6YK1 can be seen below.