The QHDZ-2H-0.48G from Crane Aerospace & Electronics is a 90 Degree Hybrid Coupler with Frequency 435 to 524 MHz, Average Power 125 W, Insertion Loss 0.25 dB, Isolation 25 dB, Coupling -3 dB. Tags: Surface Mount. More details for QHDZ-2H-0.48G can be seen below.