The IPP-3143 is a 600 Watt (average power) directional coupler that covers 800-4200 MHz. (0.8 to 4.2 GHz.). The 3.00 x 3.00 inch coupler has a nominal coupling value of 40.0 dB, >18 dB of directivity, <0.3 dB insertion loss, coupled flatness of +/-0.7 and VSWR less than 1.30 : 1.
View PDF Datasheet
View IPP Directional Coupler Coaxial Application Note
IPP directional couplers can be used to sample RF power in a multitude of applications and are available as dual-directional couplers (DDC), single-directional couplers (SDC), and bi-directional couplers (BDC). They can also be customized to add multiple forward and reverse power sample ports.