The QHF-2-.750GK from Crane Aerospace & Electronics is a 90 Degree Hybrid Coupler with Frequency 500 to 1000 MHz, Average Power 200 W, Insertion Loss 0.25 dB, Isolation 23 dB, Coupling -3 dB. Tags: Flatpack. More details for QHF-2-.750GK can be seen below.