The QHC9-600-18000-30-S from Qualwave is a 90 Degree Hybrid Coupler with Frequency 600 to 18000 MHz, Average Power 30 W, Insertion Loss 3 dB, Isolation 16 dB, Coupling 3 dB. Tags: Module with Connectors. More details for QHC9-600-18000-30-S can be seen below.