An X-Band Monopulse Direction-Finding Receiver Based on a Rat-Race Comparator and a $2\times 2$ Antipodal Vivaldi Array

M. Ahmad Nabil, Sohaib Yaqoob Chaudhry, Salman Liaquat

This paper presents the design, fabrication, and experimental validation of a compact monopulse direction-finding (DF) receiver operating in the X-band. The receiver combines a $2…