The IPP-3189 is a 400 Watt (average power) directional coupler that covers 690-6000 MHz. (0.69 to 6 GHz.). The 2.00 x 2.25 inch coupler has a nominal coupling value of 42.0 dB, >16 dB of directivity, <0.2 dB insertion loss, coupled flatness of +/-1 and VSWR less than 1.25 : 1.

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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.