The QHDZ-2N-0.9G SQ from Crane Aerospace & Electronics is a 90 Degree Hybrid Coupler with Frequency 740 to 960 MHz, Average Power 225 W, Insertion Loss 0.2 dB, Isolation -23 dB, Coupling -3 dB. Tags: Surface Mount. More details for QHDZ-2N-0.9G SQ can be seen below.