The ZADC-17-14HP-S from Mini Circuits is a Directional Coupler with Frequency 500 to 1350 MHz, Coupling 16.4 dB, Coupling Variation ±0.9 dB, Directivity 16 to 29 dB, Average Power 10 W. Tags: Module with Connectors. More details for ZADC-17-14HP-S can be seen below.