The DI-490-xxx from RF & Noise Components is a RF & Microwave Isolator with Frequency 480 to 500 MHz, Average Power Forward 250 W, Average Power Reverse 100 W, Insertion Loss 0.3 to 0.35 dB, Isolation 20 to 23 dB. Tags: Drop-In, Drop-In Isolator. More details for DI-490-xxx can be seen below.
