The T-OS03U-20 from Teledyne Microwave Solutions is a RF & Microwave Isolator with Frequency 490 to 510 MHz, Average Power Forward 50 W, Average Power Reverse 2 W, Insertion Loss 0.5 dB, Isolation 20 dB. Tags: Module with Connector, Coaxial Isolator. More details for T-OS03U-20 can be seen below.
