The T9YQ1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 9 to 16.5 GHz, Average Power 10 W, Average Power Forward 10 W, Insertion Loss 1 dB, Isolation 17.5 dB. Tags: Module with Connectors, Coaxial Isolator. More details for T9YQ1 can be seen below.