Theofilus Herly Hatonangan Samosir
Universitas Pamulang

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Perancangan Aplikasi Mobile Pengenalan Baju Adat Nusantara sebagai Media Pembelajaran Budaya Indonesia Muhammad Fauzi Firdaus; Theofilus Herly Hatonangan Samosir
IKRA-ITH Informatika : Jurnal Komputer dan Informatika Vol. 10 No. 2 (2026): IKRAITH-INFORMATIKA Vol 10 No 2 Juli 2026
Publisher : Fakultas Teknik Universitas Persada Indonesia YAI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37817/ikraith-informatika.v10i2.6712

Abstract

Indonesia has a wide diversity of cultures, one of which is traditional clothing that represents the identity of each region. However, technological developments and the influence of foreign cultures have reduced public interest, especially among younger generations, in local cultural heritage. The lack of engaging learning media is also one of the factors contributing to the low level of public knowledge regarding traditional clothing of the Indonesian archipelago. This study aims to design a mobile-based application for introducing traditional Indonesian clothing as an interactive and easy-to-use cultural learning medium. The research method used in this study is Research and Development (R&D), consisting of needs analysis, system design, application implementation, testing, and evaluation stages. The system design process uses Unified Modeling Language (UML), while the application is developed using the Android platform. The developed application provides features such as regional traditional clothing information, image galleries, data search functions, and educational quizzes to improve user interaction. The results of the study indicate that the designed mobile application can serve as a more effective and engaging cultural learning medium compared to conventional learning methods. Based on Black Box Testing results, all
Implementasi Sistem Peringatan Dini Banjir Berbasis IoT Menggunakan Raspberry Pi 3 dengan Notifikasi WhatsApp Real- Time Theofilus Herly Hatonangan Samosir; Sugiyaanti
IKRA-ITH Informatika : Jurnal Komputer dan Informatika Vol. 10 No. 2 (2026): IKRAITH-INFORMATIKA Vol 10 No 2 Juli 2026
Publisher : Fakultas Teknik Universitas Persada Indonesia YAI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37817/ikraith-informatika.v10i2.6713

Abstract

Floods are common natural disasters in Indonesia, causing material damage and loss of life. One mitigation measure that can be implemented is to provide an early warning system capable of monitoring water levels in real time. The purpose of this research is to design and develop a flood early warning system that is based on the Internet of Things (IoT) with a Raspberry Pi as the central controller. This system uses ultrasonic sensors to measure water levels, where the measured data is processed by the Raspberry Pi and then sent to a website for live display. In addition, the system is also connected to the WhatsApp application to send automatic notifications to users when the water level reaches an alert or dangerous level. The methods applied in this research include hardware design, software development, system integration, and functionality testing. The test results indicate that this system can accurately monitor water levels and send alerts via WhatsApp with a quick response. The developed website is also capable of displaying real-time water level status, allowing users to monitor remotely. In this way, the designed system can serve as an alternative solution to support flood mitigation and early warning efforts.
Desain dan Pengembangan Robot Monitoring Keamanan Berbasis Internet of Things dengan Dukungan Transmisi Video Real-Time Menggunakan ESP32-CAM Theofilus Herly Hatonangan Samosir; Layli Ana
IKRA-ITH Informatika : Jurnal Komputer dan Informatika Vol. 10 No. 2 (2026): IKRAITH-INFORMATIKA Vol 10 No 2 Juli 2026
Publisher : Fakultas Teknik Universitas Persada Indonesia YAI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37817/ikraith-informatika.v10i2.6715

Abstract

Security is a crucial aspect in protecting homes, offices, and warehouses from potential intrusions and theft. Conventional surveillance systems using static CCTV cameras are limited in that they can only monitor a specific area and cannot move to cover unobserved areas. This research aims to design and build an Internet of Things (IoT)-based security monitoring robot using an ESP32-CAM with real-time video transmission. The developed system consists of an ESP32-CAM as a microcontroller and camera module, an L298N Motor Driver Module, two DC motors, a robot chassis, and a battery as a power source. The robot is controlled through a web interface accessible using a smartphone or laptop via a Wi-Fi network. The ESP32-CAM's camera displays a real-time video stream, allowing users to monitor environmental conditions and control the robot's movements in various directions. The research method used was Research and Development (R&D), which included literature review, requirements analysis, hardware and software design, system implementation, and data testing and analysis. Test parameters included the success of the robot's motion control, video streaming quality, system response time, and Wi-Fi connection range. The research results are expected to demonstrate that the system is capable of displaying real-time video and controlling the robot with good responsiveness. This prototype could be an effective, flexible, and economical security monitoring solution.