The QSDC-80-1000-K6-50-NS from Qualwave is a Directional Coupler with Frequency 80 to 1000 MHz, Coupling 50±1 dB, Directivity 20 dB, Average Power 600 W, Insertion Loss 0.3 dB. Tags: Module with Connectors. More details for QSDC-80-1000-K6-50-NS can be seen below.