The QHM-2-11.8G SQ from Crane Aerospace & Electronics is a Space Qualified Coupler with Frequency 10.7 to 12.9 GHz, Coupling 3 dB, Power 5 W, Amplitude Balance 0.5 dB, Phase Balance ±5 Degrees. Tags: Module with Connectors. More details for QHM-2-11.8G SQ can be seen below.