The SMC-073TEM0102 from Scientific Microwave Corporation is a Directional Coupler with Frequency 1 to 2 GHz, Coupling 30, 40, 50, 60 dB, Coupling Variation ±1 dB (Sensitivity), Directivity 14 dB. Tags: Module with Connectors. More details for SMC-073TEM0102 can be seen below.