The ADC-6-10-75+ from Mini Circuits is a Directional Coupler with Frequency 18 MHz to 1 GHz, Coupling 6.48 to 6.72 dB, Directivity 13.81 to 15.88 dB, Power 0.5 to 0.5 W, Average Power 0.5 to 0.5 W. Tags: Surface Mount. More details for ADC-6-10-75+ can be seen below.