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Journal : JPSE (Journal of Physical Science and Engineering)

Spectrum Analysis of Sound Wave Recordings with Dolphinear type DE200 Based on Distance and Frequency Variations in Mahakam River Using Audacity Software Nurhanafi, Kholis; Mislan, Mislan; Zarkasi, Ahmad; Ariyanthi, Gita Putri; Purnama, Aditya Yoga; Saputra, Kormil
JPSE (Journal of Physical Science and Engineering) Vol 8, No 2 (2023): JPSE (Journal of Physical Science and Engineering)
Publisher : Universitas Negeri Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.17977/um024v8i22023p111

Abstract

Dolphinear is an instrument for monitoring sound wave signals underwater. This study aims to see how the results of sound recording by Dolphinear type DE200 based on variations in distance and frequency of the sound source using the Audacity Software. In this study, the sound source will be generated through a waterproof speaker with a frequency variation of 100 Hz to 20 kHz. The distance between the sound source and the dolphinear is also varied from 1 to 5 meters. Audacity software is used to generate, record, and obtain the spectrum of the recorded audio sound signal. Based on the spectrum of the sound recorded by the DE200 dolphinear, frequency peaks close to the source frequency can be detected in recording using a 500 Hz sound source, but the main frequency peaks in the spectrum are difficult to detect in recording using sound sources above 500 Hz. In this study, it was also found that there is a limit to the recording ability of the dolphinear DE200 for frequencies above 18 kHz which is indicated by a decrease in intensity at that frequency.
Co-Authors Abbas, Asri Yana Pratama Aditya Rinaldi Aditya Yoga Purnama Adrianus Inu Natalisanto Afif, Sofwan Agung Waluyo Agustina Dwiyanti Ahmad Hipni Ahmad Zarkasi Anang Budianto Andrea Tri Rian Dani Anwar, Yaskinul Ari Handoko Ariyanthi, Gita Putri Arrosyidah, Mosy R arya candra Arya T Candra Asep Rahmatullah Asih Setyo Rini, Asih Setyo Bambang Setyo Panulisan Bayu Septa M.T Budiharjo Budiharjo, Budiharjo Chandri Febri Santi Dadan Hamdani, Dadan Danang Ari Santoso Dani, Andrea Tri Rian Dedy Khaerudin Diah Ekowati, Diah Dian Mukhlisa Dina Hayati Putri Dinanjar Husni Mubarok Djayus Djayus, Djayus Donny Setiawan Edi Irwanto eko heryadi, eko Ernawati, Surni Farsa, Fadhli Fatiha Febrian, Alvin Felicia Joy Rotua Tamba Firdiansyah Firdiansyah Fitri Nauli Siagian fitriani, nur shabrina ulima Galih Farhanto Gandara, Ganjar Sidik Haikal, Muhammad Dava Handoko, Ari Haryono, Arif Hernadewita, Hernadewita Himawan Sadewo, Hengky Ibaad, Muhammad Irsadul Idris Mandang, Idris Imamatul Karimah Iqballulah, Iqballulah Irda Afrahima Irma Nurmala Dewi Irma Nurmala Dewi Jasmine, Yusticia Jumiati, Yana Kadek Subagiada, Kadek Khaerudin, Dedy Khairunnisak Khairunnisak, Khairunnisak Kholis Nurhanafi Kormil Saputra Kosasih, Raditya Arya Lariman, Lariman Lepong, Piter Liana Oklas Ranly Liya Arista Lucky Setiawan Maheswari, Carissa Aulia Masrajuddin, Masrajuddin Maulidsandy, Penta Adenata Mawadah, Anis Mawadhah Putri, Fevi Medi Hendra, Medi Meirinda Fauziyah Muawanah, Chusnul Muhammad, Irmawati Munir, Rahmawati Munir, Rahmiati Murti, Sus Tri Mustofa Mustofa Nanang Waludi Nanda Khoirunisa, Nanda NARITA YURI ADRIANINGSIH Nirmala, Syahda Nurlita, Aulia Oroh, Chiko Zet Partimin, Partimin Prasetiyo, An’am Puji Setyaningsih PURNAMASARI, DWI AYU ITA Putra, Fachrian Bimantoro Putri, Devina R, Andrian Rahmat Fajar Rahmatulloh, Asep Rahmiati Rahmiati Rahmita Sari Ramadhan, Tegar Riki Efendi Santi, Chandri Febri Septiardi, Muhammad Evan Setiabudi, Moh. Agung Setyanto, Nova Arief Setyo Rini, Asih Sherin Ramadhania Sitinjak, Jesselin Paskalis Situmorang, Rosnalia Agnes Solvera, Esy Supriyanto Supriyanto Sutaji Putri, Devina Rayzy Perwitasari Syamsuddin Syamsuddin Syukril, Ahmed Upit Hofifah Utami, Alya Nindityas Wahidah Wahidah Wahyuni, Risma Nur Wahyuningtyas, Ika Panggih Wardani Wardani Wardhani, Pratiwi Sri Wawan Setiawan Wawan Setiawan Yanti, Derli Yanti, Nuri Yopan Rahmad Aldori Yusuf, Mustaid