The QHDZ-2X-1.95G from Crane Aerospace & Electronics is a 90 Degree Hybrid Coupler with Frequency 1.7 to 2 GHz, Average Power 30 W, Insertion Loss 0.25 dB, Isolation 18 dB, Coupling -3 dB. Tags: Surface Mount. More details for QHDZ-2X-1.95G can be seen below.