The QSDC-6000-50000-20-10-2 from Qualwave is a Directional Coupler with Frequency 6000 to 50000 MHz, Coupling 10±0.8 dB, Directivity 8 dB, Average Power 20 W, Insertion Loss 1.9 dB. Tags: Module with Connectors. More details for QSDC-6000-50000-20-10-2 can be seen below.