The CSM-7-11.3G SQ from Crane Aerospace & Electronics is a Directional Coupler with Frequency 10700 to 12000 MHz, Coupling 7 dB, Coupling Variation ±0.5 dB, Directivity 20 dB, Average Power 1 W. Tags: Module with Connectors. More details for CSM-7-11.3G SQ can be seen below.