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Trainer Instalasi Audio Three Way Pada Sound System Untuk Media Pembelajaran Sistem Audio Miftachul Ulum; Faidatul Hasanah; Dian Neipa Purnamasari; Adi Kuriawan S; Deni Tri Laksono; Muttaqin Hardiwansyah
Jurnal JEETech Vol. 5 No. 1 (2024): Nomor 1 May
Publisher : Universitas Darul Ulum

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32492/jeetech.v5i1.5105

Abstract

In the world of education, practical activities are very important. This activity requires students to carry out observations, experiments and testing after obtaining the theories that have been taught. This addie method is used to determine the suitability of trainers with the help of a questionnaire. The research is in the form of an audio trainer system consisting of a tone control as a tone controller, with an OCL amplifier for the final connection, as well as a preamp for the initial connection, a mixer, and an output in the form of a speaker as well as troubleshooting for error simulation. Exercise book module to make it easier to use the Audio System Trainer. This test produced several data, namely the gain voltage on the preamp was 16.8 times at a frequency of 1 KHz, the audio mixer was 15.7 times at a frequency of 1 KHz and the OCL amplifier was 18.6 times at a frequency of 1 KHz. Audio System Trainer has a learning media appropriateness level of 92% according to experts and 88% according to students. This shows that this trainer can be applied in Audio Systems learning.
SISTEM PENENTUAN POSISI DALAM RUANGAN BERDASARKAN RECEIVE SIGNAL STRENGTH INDICATOR (RSSI) Dian Neipa Purnamasari; Adi Kurniawan Saputro
Jurnal Simantec Vol 11, No 1 (2022): Jurnal Simantec Desember 2022
Publisher : Universitas Trunojoyo Madura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21107/simantec.v11i1.19734

Abstract

Sistem penentuan kece slot posisi dalam ruangan (indoor positioning system) yang sangat penting untuk navigasi di dalam gedung atau bangunan. Dalam sistem ini, kekuatan sinyal yang diterima oleh perangkat penerima dari pemancar diukur untuk menentukan jarak antara perangkat penerima dan pemancar. Hal ini dilakukan untuk memberikan solusi dalam masalah yang sering terjadi di dalam ruangan seperti kehilangan arah atau tidak mengetahui posisi yang tepat di dalam gedung atau bangunan. Salah satu jenis pemancar yang sering kece slot digunakan dalam sistem penentuan posisi dalam ruangan berdasarkan pengukuran RSSI adalah WiFi dan Bluetooth. Penelitian ini mengusulkan sistem penentuan posisi dalam ruangan berdasarkan nilai pengukuran RSSI menggunakan media transmisi nirkabel antara lain teknologi WiFi dan Bluetooth. Penggunaan media nirkabel digunakan karena memiliki keuntungan, seperti jangkauan sinyal yang cukup luas dan biaya implementasi yang kece slot relatif rendah. Hasil pengujian didapatkan bahwa adanya perbedaan jarak antara titik referensi dengan titik estimasi dikarenakan adanya variasi yang besar terhadap fading dan shadowing di dalam gedung. Hal ini terlihat pada lokasi pengujian yang memiliki banyak properti seperti didalam ruangan terdapat sekat, vending machine dan properti lainnya, sehingga menyebabkan adanya peredaman sinyal, pembelokan sinyal dan pemantulan sinyal yang mengakibatkan penurunan kuat sinyal.Kata kunci: Bluetooth, Penentuan Posisi, RSSI, WiFi
Fuzzy Logic Based LoRa and IoT Smart Buoy for Sea Wave Monitoring in Madura ADI KURNIAWAN SAPUTRO; RIZA ALFITA; MOHAMAD AHSAN ZUHUDI; MUTTAQIN HARDIWANSYAH; DENI TRI LAKSONO; DIAN NEIPA PURNAMASARI
ELKOMIKA: Jurnal Teknik Energi Elektrik, Teknik Telekomunikasi, & Teknik Elektronika Vol 14, No 1: Published January 2026
Publisher : Institut Teknologi Nasional, Bandung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26760/elkomika.v14i1.26

Abstract

Indonesia is an archipelagic country with most of its territory consisting of water, increasing the risk of water-related natural disasters. Seawater waves, influenced by tidal movements, are one such phenomenon, and wind speed significantly affects their height. Faster sea winds can generate higher seawater waves. To obtain related data, a system capable of detecting seawater wave height and wind speed is required. This study aims to test a LoRa (Long Range)-based seawater wave detection system that is both efficient and reliable. The system uses a BNO055 sensor to measure wave height and an anemometer to detect wind speed. The relationship between wind speed and seawater wave height is analyzed using the fuzzy Mamdani method. Results show the BNO055 sensor has 92% accuracy, the anemometer 98.4%, and the fuzzy Mamdani method yields an error rate of only 0.25%. This system is expected to enhance marine monitoring and safety efforts.
Evaluation of Latency, Range, and Path Redundancy in Multihop Communication Using the NRF24L01 Module Dian Neipa Purnamasari; Adi Kurniawan Saputro; Moch. Roziqul Barqi; Puteri Nurul Ma’rifah; Achmad Ubaidillah Ms; Muttaqin Hardiwansyah
Jambura Journal of Electrical and Electronics Engineering Vol 8, No 1 (2026): Januari - Juni 2026
Publisher : Electrical Engineering Department Faculty of Engineering State University of Gorontalo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37905/jjeee.v8i1.33470

Abstract

This research focuses on evaluating the performance of NRF24L01 module-based multihop wireless communication networks, specifically on latency, range, and path redundancy resilience. The network was designed with 8 nodes (1 sender and 7 router/receiver nodes) for data transmission. Response time (latency) is explicitly measured using synchronized timestamps from a Real Time Clock (RTC) DS3231 across all nodes. This performance-oriented study involved three main scenarios: 1) Line of Sight (LoS) to measure maximum range and baseline latency, 2) Non-Line of Sight (NLoS) to test the impact of physical obstacles, and 3) Automatic Routing and Path Redundancy testing to evaluate the failover capability. In the LoS scenario, effective communication reached 310 meters with an average latency of 1,046 ms. Conversely, in the NLoS scenario, communication remained effective up to 33 meters with an average latency of 763 ms. The path redundancy analysis demonstrates that the system successfully performed a failover when an intermediate node was shut down, though it caused a net latency increase of more than 800 ms on the alternative path. These results confirm that NRF24L01 can provide reliable multihop connectivity suitable for long-distance monitoring applications.
Co-Authors 5Deni Tri Laksono Achmad Fiqhi Ibadillah Achmad Ubaidillah Adi Irawan Adi Kuriawan S Adi Kurniawan Saputro Adi Kurniawan Saputro Adi Kurniawan Saputro ADI SAPUTRO Affandi, Eko Kholid Ahmad Fiqhi Ibadillah Ahmad Irsyad Amru Rosyidi Aidil Saputra Kirsan Alfarotzi, Muhammad Mufti Aliftasya Silvy Agustina Amang Sudarsono, Amang Amira Rohadatul Aisy Ardhika Fikri Destiawan Ardiansyah, Muhammad Risky Candra Arif Kurniawan Damayanti, Vivi Dedi Tri Laksono, Dedi Tri Deni Tri Laksono Deni Tri Laksono Deni Tri Laksono Diana Rahmawati Dwiky Ariyanto, Kemas Fahmi, Monika Faswia Faidatul Hasanah Faswia Fahmi, Monika Fathoni, Ahmad Nizar Firmansyah, Ifan Fauzi Hardiwansyah, Muttaqin HARYANTO Haryanto Haryanto Haryanto Haryanto Haryanto Haryanto Hasanah, Faidatul Indana Nihayatul Husna Isma Karunia Dewi iwan Syarif Iyabu, Sissy Rahmatia Karina Wulandari Koko Joni Kunto Aji Wibisono Kuriawan S, Adi Kurniawan Saputro, Adi Laksono, Deni Tri M Udin Harun Al Rasyid, M Udin Harun Miftachul Ulum miftachul ulum Miftachul Ulum, Miftachul Moch. Roziqul Barqi Moh. Iqbal Ramadlan. A MOHAMAD AHSAN ZUHUDI Monika Faswia Fahmi Monika Faswia Fahmi MS, Achmad Ubaidillah Muamar Muamar Muttaqin Hardiwansyah Muttaqin Hardiwansyah Muttaqin Hardiwansyah Nazarullail, Fikri Nur Muhammad Fanani Ogik Saputra, Khoirul Prima Kristalina Puteri Nurul Ma’rifah Putri, Aureliia Maharani Riza Alfita Sukri, Hanifudin Tahir, Muhlis Tri Laksono, Deni Tri Sakti Sutrisno Ubaidillah, Achmad Ulum, Miftachul Wardhana, Win Wisnu Yudi Andika Safittro