The IPP-3139 is a 300 Watt (average power) directional coupler that covers 20-1000 MHz. (0.02 to 1 GHz.). The 2.16 x 2.91 inch coupler has a nominal coupling value of 50.0 dB, >20 dB of directivity, <0.35 dB insertion loss, coupled flatness of +/-0.6 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 mutiple forward and reverse power sample ports.