The DC30-070075SF from Corech Microwave is a Directional Coupler with Frequency 7 to 7.5 GHz, Coupling 30 dB, Coupling Variation ±1 dB (Balance), Directivity 18 to 22 dB, Average Power 50 W (CW). Tags: Module with Connectors. More details for DC30-070075SF can be seen below.