The RCPL-750-1000M-30d-S3-50W-j from Raditek is a Directional Coupler with Frequency 750 to 1000 MHz, Coupling 30 dB, Coupling Variation ±1 dB, Average Power 50 W, Insertion Loss 0.2 dB. Tags: Module with Connectors. More details for RCPL-750-1000M-30d-S3-50W-j can be seen below.