The RQH180-2.0-16.0-Sf-20W-w18 from Raditek is a 180 Degree Hybrid Coupler with Frequency 2 to 16 GHz, Average Power 20 W, Amplitude Balance ±1.0 dB, Phase Balance ±10 Degree, Insertion Loss 3.5 dB. Tags: Module with Connector. More details for RQH180-2.0-16.0-Sf-20W-w18 can be seen below.