Electronic Devices Marija Milijic, Aleksandar Nešic, Bratislav Milovanovic 10 2 2021 https://doi.org/10.6025/ed/2021/10/2/37-44 https://www.dline.info/ed/fulltext/v10n2/edv10n2_1.pdf In the current work we have investigated the symmetrical microstrip antennas and their bandwidth using 3D reflector plates. We have deployed the WIPL-D software and measured the microstrip dipole. The new models which we presented have new symmetrical microstrip dipoles of varied shapes and have pentagonal dipole.