Fuzzy Logic Controller Application for an Active Two-Axis Solar Tracking System Chairul Imron, Imam Abadi, Nurika Brillianti, Muhammad Khamim Asy’ari, Yusilawati Ahmad Nor and Aep Saepul Uyun E3S Web Conf., 190 (2020) 00004 Published online: 23 September 2020 DOI: 10.1051/e3sconf/202019000004