The QHDZ-2H-1.6G SQ from Crane Aerospace & Electronics is a 90 Degree Hybrid Coupler with Frequency 1200 to 2000 MHz, Average Power 200 W, Insertion Loss 0.15 to 0.25 dB, Isolation 20 to 23 dB, Coupling -3 dB. Tags: Surface Mount. More details for QHDZ-2H-1.6G SQ can be seen below.