The RQH-2.0-18.0-xd-Sf-100W-r2 from Raditek is a 90 Degree Hybrid Coupler with Frequency 2 to 18 GHz, Average Power 100 W, Isolation 15 to 22 dB, Coupling 3.2 to 3.6 dB, Coupling Variation ±0.3 to 0.8 dB. Tags: Module with Connectors. More details for RQH-2.0-18.0-xd-Sf-100W-r2 can be seen below.