PENA TEKNIK: Jurnal Ilmiah Ilmu-Ilmu Teknik Volume 11 Number 1, published in MARCH 2026, consists of 5 manuscripts . PENA TEKNIK: Jurnal Ilmiah Ilmu-Ilmu Teknik published since March 2016 by the Engineering Faculty, Universitas Andi Djemma (Unanda) Palopo.  Published twice a year in March and September.  Contains writings raised from research results and contemporary essays of engineering sciences. The articles published in PENA TEKNIK: Jurnal Ilmiah Ilmu-ilmu Teknik are going through a double-blind peer-review process. Hence, the decision on whether the scientific article is accepted or not, will be the Editorial Boards right based on the peer reviewer's recommendation.