The CD0.47-0.87-10-30 from Analog Microwave Design is a Directional Coupler with Frequency 470 to 870 MHz, Coupling 10 dB, Directivity 22 dB, Average Power 30 W, Peak Power 250 W. Tags: Module with Connectors. More details for CD0.47-0.87-10-30 can be seen below.