The DBDC1002005200A from Qotana is a Directional Coupler with Frequency 2 to 52 GHz, Coupling 9 to 12 dB, Frequency Sensitivity ±0.7 to 1.25 dB, Directivity 10 to 12 dB, Average Power 20 W. Tags: Module with Connectors. More details for DBDC1002005200A can be seen below.