The PCD-20-100-1KN30 from Preferred Power Products (P3) is a Dual Directional Coupler with Coupling 30 dB, Coupling Variation ±0.5 dB, Frequency 20 to 100 MHz, Average Power 1 kW, Insertion Loss 0.3 dB. Tags: Module with Connectors. More details for PCD-20-100-1KN30 can be seen below.