The CSM-30-12G SQ from Crane Aerospace & Electronics is a Space Qualified Coupler with Frequency 7.5 to 16 GHz, Frequency Sensitivity ±0.75 dB, Coupling 30 dB, Coupling Variation ±1.25 dB, Power 2 W. Tags: Module with Connectors. More details for CSM-30-12G SQ can be seen below.