The DBHB9000400080A from Qotana is a 90 Degree Hybrid Coupler with Frequency 400 to 800 MHz, Average Power 50 W, Peak Power 0.5 kW, Insertion Loss 0.2 to 0.3 dB, Isolation 22 to 24 dB. Tags: Module with Connectors. More details for DBHB9000400080A can be seen below.
