Jurnal Teknologi dan Riset Terapan (JATRA) welcomes full research articles in the area of Applied Engineering and Technology from the following subject areas: Mechanical Engineering, Marine Engineering, Naval Architecture, Aerospace Engineering and Aircraft Maintenance, Electrical Engineering, Industrial Engineering, Informatics Engineering, Material Science and Engineering, Manufacturing Processes, Microelectronics, and other application of mechanical, electrical, electronical and informatics in applied engineering and techcnology. Authors are invited to submit articles that have not been published previously and are not under consideration elsewhere.