The Schwarzbeck BBHA 9120 D double ridged broadband horn antenna covers ultra-wide high frequency 0.8 GHz to 18 GHz, with frequency-progressive gain to compensate cable loss. It features low VSWR, high front-to-back ratio and excellent cross-polarization rejection, lightweight 1.4 kg body compatible with all anechoic chambers. Bidirectional transmit/receive design withstands up to 1000 W RF input, fully compliant with automotive radar, wireless RF, military and aerospace high-frequency EMC certification, serving as the standard test antenna for microwave bands above 2 GHz.