The QH-20-200-S from I.F. Engineering is a 90 Degree Hybrid Coupler with Frequency 20 to 200 MHz, Average Power 3 W, Insertion Loss 1.25 dB, Isolation 25 dB, Amplitude Balance ± 0.5 dB. Tags: Module with Connectors. More details for QH-20-200-S can be seen below.