The CD-2-1000-3000-30-30-1000-NM-NF-NF / 800061 from DETI Microwave is a Dual Directional Coupler with Coupling 30 dB, Coupling Variation ±3 dB (Coupling value tolerance), Frequency 1.0 to 3.0 GHz, Average Power 1 kW, Insertion Loss 1 dB. Tags: Module with Connectors. More details for CD-2-1000-3000-30-30-1000-NM-NF-NF / 800061 can be seen below.