The M-43-83-182WS from Narda-MITEQ is a 180 Degree Hybrid Coupler with Frequency 4 to 8 GHz, Average Power 50 W, Amplitude Balance 1 dB, Phase Balance 7 Degree, Insertion Loss 0.8 dB. Tags: Module with Connector. More details for M-43-83-182WS can be seen below.