The 317.2008-20/NF from Microwave Devices Inc. is a Directional Coupler with Frequency 7 to 14 GHz, Coupling 20±1.25 dB, Coupling Variation ±1.25 dB, Frequency Sensitivity ±0.85 dB, Directivity 15 dB. Tags: Module with Connectors. More details for 317.2008-20/NF can be seen below.