The QHC8-225-400-30-S from Qualwave is a 180 Degree Hybrid Coupler with Frequency 225 to 400 MHz, Average Power 30 W, Amplitude Balance ±0.8 dB, Phase Balance ±10 Degrees, Insertion Loss 1 dB. Tags: Module with Connector. More details for QHC8-225-400-30-S can be seen below.