The T1AZ28 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 1.9 to 1.92 GHz, Average Power 10 W, Average Power Forward 10 W, Insertion Loss 0.3 dB, Isolation 23 dB. Tags: Drop-In, Drop-In Isolator. More details for T1AZ28 can be seen below.