The DC13-010500DF from Corech Microwave is a Directional Coupler with Frequency 1 to 50 GHz, Coupling 13 dB, Coupling Variation ±1.5 dB (Balance), Directivity 8 dB, Average Power 20 W (CW). Tags: Module with Connectors. More details for DC13-010500DF can be seen below.