The PCD-1000-2000-R5NS30 from Preferred Power Products (P3) is a Dual Directional Coupler with Coupling 30 dB, Coupling Variation ±1 dB, Frequency 1 to 2 GHz, Average Power 500 W, Insertion Loss 0.2 dB. Tags: Module with Connectors. More details for PCD-1000-2000-R5NS30 can be seen below.