The T6YD1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 5.85 to 6.425 GHz, Average Power 20 W, Average Power Forward 20 W, Insertion Loss 0.4 dB, Isolation 20 dB. Tags: Microstrip, Microstrip Isolator. More details for T6YD1 can be seen below.