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Rancang Bangun Alat Peraga Efek Doppler Menggunakan Sensor GY-MAX4466 Berbasis Arduino Uno Kumendong, Igreya Mitchell; Marianus, Marianus; Tumangkeng, Jeane Verra; Pawarangan, Ishak
Lontar Physics Today Vol 4, No 1 (2025): February 2025
Publisher : Universitas PGRI Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26877/lpt.v4i1.22863

Abstract

Keterbatasan alat praktikum fisika di banyak sekolah di Indonesia, khususnya untuk materi efek Doppler, menyebabkan rendahnya tingkat pemahaman peserta didik terhadap konsep ini. Penelitian ini bertujuan merancang dan mengembangkan alat praktikum efek Doppler menggunakan Arduino Uno dengan sensor GY-MAX4466 dan sensor FC-51. Metode penelitian yang digunakan adalah Research and Development (RD) dengan tahapan perencanaan/perancangan, pembuatan, dan pengujian alat. Hasil pengujian menunjukkan bahwa alat mampu membaca frekuensi suara pada rentang 250–3500 Hz dengan akurasi mencapai 100% dengan koefisien determinasi sebesar 0,99, sedangkan pengukuran kecepatan benda menunjukkan akurasi antara 94,80% hingga 99,75% terhadap nilai teoritis. Penelitian ini memberikan kontribusi terhadap perancangan dan pengembangan alat praktikum digital dalam meningkatkan pemahaman konsep efek Doppler pada peserta didik.Kata kunci: Efek Doppler, Alat Peraga, Arduino UnoAbstract. The limitations of physics lab props in many schools in Indonesia, especially for the Doppler effect material, cause a low level of understanding of this concept among students. This research aims to design and develop a Doppler effect props using Arduino Uno with GY-MAX4466 sensor and FC-51 sensor. The research method used is Research and Development (RD) with the stages of planning/designing, making, and testing tools. The test results show that the device is able to read the sound frequency in the range of 250-3500 Hz with an accuracy of 100% with a coefficient of determination of 0.99, while the measurement of object speed shows an accuracy between 94.80% to 99.75% of the theoretical value. This research contributes to the design and development of digital practicum tools in improving the understanding of the concept of the Doppler effect in students.Keywords: Doppler Effect, Props, Arduino Uno
KARAKTERISTIK KARBON AKTIF BERBASIS LIMBAH PELEPAH KELAPA DENGAN VARIASI KONSENTRASI KOH SEBAGAI MATERIAL ELEKTRODA SUPERKAPASITOR Kimbal, Ariel Javi; Taunaumang, Heindrich; Tumimomor, Farly R.; Rampengan, Alfrie M.; Pawarangan, Ishak
SOSCIED Vol 8 No 1 (2025): SOSCIED - Juli 2025
Publisher : LPPM Politeknik Saint Paul Sorong

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32531/jsoscied.v8i1.913

Abstract

The current energy needs are increasing due to technological advances and the increasing number of technology users. So, to solve this problem, it is necessary to make major changes and energy renewal by using alternative energy. One of the utilization of alternative energy is energy storage devices such as supercapacitors. In this study, a test was carried out on the activation of coconut stem waste as a supercapacitor electrode with variations in KOH electrolyte, namely 6M, 7M, 8M which produced voltages of 1.254 V, 1.187 V, 1.105 V and produced currents of 87.2 mA, 46.52 mA, 25.38 mA respectively. Based on the results of the study, it showed a decrease in the concentration of electrolytes 6M, 7M, 8M. So it can be concluded that different electrolytes have a significant effect on the voltage and electric current values ​​produced by the supercapacitor electrodes.
Pengembangan Alat Ukur Fluks Magnetik berbasis Mikrokontroler menggunakan Sensor Hall Effect Limbong, Merni; Karundeng, Revaldy Imanuel Orlando; Marianus, Marianus; Tumangkeng, Jeane Vera; Pawarangan, Ishak
DIFFRACTION: Journal for Physics Education and Applied Physics Vol 7, No 1 (2025)
Publisher : Pendidikan Fisika, Fakultas Keguruan dan Ilmu Pendidikan, Universitas Siliwangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37058/diffraction.v7i1.15170

Abstract

Pemahaman peserta didik terhadap konsep medan magnetik dan fluks magnetik sering kali masih rendah karena penyajiannya yang bersifat teoritis sehingga penelitian ini bertujuan untuk mengembangkan alat ukur fluks magnetik berbasis mikrokontroler arduino uno menggunakan sensor hall effect sebagai sarana pendukung pembelajaran pada peserta didik. Metode yang digunakan dalam penelitian ini adalah metode Research and Development (RD) yang mengacu pada identifikasi masalah, perancangan secara software dan hardware, perangkaian alat hingga uji coba alat. Teknik pengolahan data yang digunakan dengan cara menguji hasil pengukuran fluks magnetik menggunakan alat, yang kemudian dibandingkan dengan nilai teoritis. Hasil pengujian menunjukkan bahwa alat mampu mendeteksi variasi fluks magnetik dengan tingkat akurasi yang tinggi, di mana selisih antara hasil alat dan nilai teoritis tercatat cukup kecil, berkisar antara 0,004% hingga 0,072%. Data fluks yang diperoleh menunjukkan pola penurunan konsisten seiring bertambahnya sudut, selaras dengan karakteristik fungsi kosinus dalam teori medan magnetik. Alat ukur yang berhasil dikembangkan memberikan potensi alternatif sebagai media pembelajaran praktikum digital yang aplikatif dalam upaya memperkuat pemahaman siswa terhadap konsep dasar fisika magnetik.
IMPLEMENTASI PJBL DALAM PEMBELAJARAN ENGLISH FOR PHYSICS : PERSEPSI DAN PEMAHAMAN KONSEPTUAL MAHASISWA Nusa, Jeilen Gabriela Nikita; Marcellino Christofel Mambu; Ishak Pawarangan; Jeane Verra Tumangkeng
Charm Sains: Jurnal Pendidikan Fisika Vol 6 No 2 (2025): JUNI
Publisher : Program Studi Pendidikan Fisika Jurusan Fisika Fakultas Matematika, Ilmu Pengetahuan Alam, dan Kebumian (FMIPAK), Universitas Negeri Manado

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.53682/charmsains.v6i2.480

Abstract

This study aimed to analyze student perceptions and the impact of Project-Based Learning (PjBL) integrated with English for Physics (EFP) on students' conceptual understanding in the Physics Laboratory II course. Addressing previous research gaps that focused separately on physics concept understanding or EFP instruction without involving laboratory experiments, this study involved 10 physics students from Universitas Negeri Manado. Data were collected through perception questionnaires and post-test conceptual understanding tests, then analyzed to evaluate the effectiveness of this approach. The results indicated that PjBL significantly enhanced students' conceptual understanding, with the class's average post-test score reached 83.00. PjBL's contribution to conceptual understanding was particularly high in "Sensor Working Principles" (100%), "Experiments" (80%), and "English for Physics" (75%). Students also held very positive perceptions of PjBL, reporting increased learning activeness, concept comprehension, independence, and 21st-century skills such as collaboration and scientific communication. Nevertheless, it was found that English language confidence and mastery of technical terminology still require further attention. This study concluded that the integration of PjBL and ESP is a highly effective method for fostering deep conceptual understanding and scientific communication skills, preparing students for practical applications and global challenges.
Perancangan dan Analisis Pembangkit Listrik Tenaga Surya di Gedung Fakultas Teknik UKI Toraja Kurniawan, Reskyel; Pineng, Martina; Pawarangan, Ishak
Jurnal FisTa : Fisika dan Terapannya Vol 6 No 1 (2025): APRIL
Publisher : Fakultas Matematika Ilmu Pengetahuan Alam dan Kebumian, Universitas Negeri Manado

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.53682/fista.v6i1.443

Abstract

Solar energy is one of the alternative energy sources to produce electrical energy which is included in renewable energy and is environmentally friendly with low pollution levels. The PLTS system is one of the generating systems that utilise sunlight energy to produce electrical energy and has the potential to be developed in Indonesia. In this research, the design and analysis of the PLTS system in the UKI Toraja Faculty of Engineering building whose electrical energy supply still depends entirely on PLN. The solar modules needed are 92 panels with a capacity of 200 Wp each panel, and the inverter used is 1 piece with a capacity of 1000V. Economic analysis which includes the value of the parameter needs in the Faculty of Engineering building of the Universitas Kristen Indonesia Toraja with an initial investment of Rp.290,910,000, maintenance and operational costs of Rp.2,909,100, life cycle costs of Rp.315,409,567.47, and annual cash inflows of Rp.37,479,568.75, investment feasibility analysis which includes a net present value of Rp.346,199.22, a profitability index of 1.00119, a discounted payback period of 8 years and 5 months, and an internal rate of return of 11.020%.
PERANCANGAN ALAT PRAKTIKUM PERCEPATAN GRAVITASI DIGITAL MENGGUNAKAN SENSOR FC-51 BERBASIS ARDUINO UNO Tampenawas, Alfano Riky; Nyanyi, Brenda; Marianus; Tumangkeng, Jeane Verra; Pawarangan, Ishak
Jurnal Luminous: Riset Ilmiah Pendidikan Fisika Vol. 6 No. 2 (2025): Juli 2025
Publisher : Program Studi Pendidikan Fisika FKIP Universitas PGRI Palembang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31851/pwabtt81

Abstract

Keterbatasan alat praktikum fisika di sekolah di Indonesia, khususnya pada materi gerak jatuh bebas dan percepatan gravitasi, menyebabkan keterbatasan pemahaman konseptual peserta didik terhadap fenomena tersebut. Penelitian ini bertujuan merancang dan mengembangkan alat praktikum percepatan gravitasi menggunakan Arduino Uno dengan sensor inframerah FC-51. Metode yang digunakan adalah Research and Development (R&D) dengan tahapan perencanaan, perakitan, dan pengujian alat. Sensor FC-51 digunakan untuk mendeteksi waktu tempuh jatuh bebas benda uji, kemudian nilai percepatan gravitasi dihitung menggunakan pemrograman pada mikrokontroler Arduino. Hasil pengujian menunjukkan bahwa alat mampu mengukur waktu dengan akurasi tinggi dan menghitung percepatan gravitasi dengan ketepatan antara 96,51% hingga 99,76% terhadap nilai teoritis. Grafik regresi antara hasil pengukuran alat dan nilai teoritis menunjukkan hubungan linier yang sangat kuat dengan persamaan regresi y = 1,058x – 0,4288 dan koefisien determinasi = 0,983. Hal ini menunjukkan bahwa alat berfungsi secara valid dan akurat. Penelitian ini membuktikan bahwa alat praktikum digital berbasis Arduino dapat digunakan sebagai media pembelajaran fisika yang efektif, praktis, dan edukatif dalam memperagakan konsep percepatan gravitasi.