The QSDC-1000-6000-K1-40-NS from Qualwave is a Directional Coupler with Frequency 1000 to 6000 MHz, Coupling 40±1 dB, Directivity 12 dB, Average Power 100 W, Insertion Loss 0.4 dB. Tags: Module with Connectors. More details for QSDC-1000-6000-K1-40-NS can be seen below.