The 5292 from Narda-MITEQ is a Directional Coupler with Frequency 1 to 18 GHz, Coupling 13 dB, Coupling Variation ±1 dB, Frequency Sensitivity ±1.5 to ±2.0 dB, Directivity 26 to 28 dB. Tags: Module with Connectors. More details for 5292 can be seen below.