JETT is a scientific journal published by Telkom University Bandung, Fully supported by Diploma of Telecommunication Engineering and became the scientific media for researchers and lecturers who will publish the results of their research. The aim of the Journal is to facilitate scientific publication of the results of researches in Indonesia and participate to boost the quality and quantity of research for academics and researchers. JETT published twice a year: July (9 to 10 articles) and December (9 to 10 articles).