The WI-62-UBR-10-R is a laboratory-grade Wide Beam Standard Gain Horn Antenna professionally engineered for high-precision Ku-band microwave applications and system calibration routines. Operating continuously across the 12.4 GHz to 18.0 GHz frequency range, this premium aperture antenna features an optimized internal flare geometry that achieves highly stable directional radiation patterns, delivering a flat nominal gain profile of 10 dBi with an expansive 54° beamwidth for broader area coverage. Meticulously manufactured from high-grade structural aluminum alloy in Taiwan, its compact 45 g structural layout acts as an uncompromised mechanical architecture that preserves strict Signal Integrity under continuous duty cycles. Equipped with a standardized rectangular WR-62 waveguide input interface and a UBR UG-2664/U compatible flange, it ensures seamless integration into existing waveguide assemblies, wireless chambers, and traceable calibration setups for advanced Signal Defense or Signal Security operations.