The M-82-252-92W122-R from Narda-MITEQ is a 90 Degree Hybrid Coupler with Frequency 800 MHz to 2.5 GHz, Average Power 150 W, Insertion Loss 0.4 dB, Isolation 18 dB, Amplitude Balance ± 0.75 dB. Tags: Drop In. More details for M-82-252-92W122-R can be seen below.