The QHC9-400-1000-50-S from Qualwave is a 90 Degree Hybrid Coupler with Frequency 400 to 1000 MHz, Average Power 50 W, Insertion Loss 1 dB, Isolation 20 dB, Coupling 3 dB. Tags: Module with Connectors. More details for QHC9-400-1000-50-S can be seen below.