The T7YB1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 7.725 to 8.425 GHz, Average Power 1 W, Average Power Forward 1 W, Insertion Loss 0.4 dB, Isolation 18 dB. Tags: Microstrip, Microstrip Isolator. More details for T7YB1 can be seen below.