The CD-1-20000-30000-10-5-KF-KF-KF / 011058 from DETI Microwave is a Directional Coupler with Frequency 20 to 30 GHz, Coupling 10 dB, Coupling Variation ±1 dB, Directivity 12 dB, Average Power 5 W. Tags: Module with Connectors. More details for CD-1-20000-30000-10-5-KF-KF-KF / 011058 can be seen below.