The DBDC1007001800C from Qotana is a Directional Coupler with Frequency 7 to 18 GHz, Coupling 9 to 11 dB, Frequency Sensitivity ±0.75 dB, Directivity 15 to 17 dB, Average Power 50 W. Tags: Module with Connectors. More details for DBDC1007001800C can be seen below.