Design and Parametric Sensitivity Analysis of a Six-Disc Short-Backfire Disc-on-Rod Antenna for 2.4 GHz Applications Ashikur Mollik, Md Emadur Rahman Ekra*, Md Nadim Hosain, Md Daud Ibrahim Abstract This study designs and analyzes a copper disc-on-rod endfire antenna for the 2.4 GHz industrial, scientific, and medical (ISM) band. Six coaxial