The QHC9-18000-50000-20-2 from Qualwave is a 90 Degree Hybrid Coupler with Frequency 18000 to 50000 MHz, Average Power 20 W, Insertion Loss 2.6 dB, Isolation 13 dB, Coupling 3 dB. Tags: Module with Connectors. More details for QHC9-18000-50000-20-2 can be seen below.