Fitri Elvira Ananda, Shita Fitria Nurjihan, Muhammad Arif Rahman
{"title":"DESAIN ANTENA MIKROSTRIP E-SHAPED PATCH PADA FREKUENSI 5500 MHz UNTUK WIFI","authors":"Fitri Elvira Ananda, Shita Fitria Nurjihan, Muhammad Arif Rahman","doi":"10.33772/jfe.v6i4.20272","DOIUrl":"https://doi.org/10.33772/jfe.v6i4.20272","url":null,"abstract":"Modifying the shape of the patch microstrip antenna is one way to solve the narrow bandwidth. E-Shaped patch microstrip antenna is obtained by modifying a rectangular patch mikrostrip antenna. The results on this research have succesfully compared the design and simulation antenna parameters between rectangular patch and E-shaped patch. It uses FR-4 as a substrate and works on 5500 MHz frequency for WiFi. The feeding method using a feedline method. The E-shaped patch microstrip antenna has a VSWR value of 1.04 and the antenna return loss is -33.73 dB, better than the rectangular patch. The gain of E-shaped patch is increased by almost 2.5 times and the bandwidth is increased by 10.18% compared to the rectangular patch. The radiation pattern of the two patches has the same directional radiation pattern.","PeriodicalId":164637,"journal":{"name":"Jurnal Fokus Elektroda : Energi Listrik, Telekomunikasi, Komputer, Elektronika dan Kendali)","volume":"393 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134516284","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Muhammad Nadzirin Anshari Nur, Subardin Subardin, Indrayati Galulu, A. Asminar
{"title":"Rancang Bangun Sistem Informasi Lembaga Penelitian dan Pengabdian Masyarakat Universitas Halu Oleo","authors":"Muhammad Nadzirin Anshari Nur, Subardin Subardin, Indrayati Galulu, A. Asminar","doi":"10.33772/jfe.v6i4.5119","DOIUrl":"https://doi.org/10.33772/jfe.v6i4.5119","url":null,"abstract":"Perguruan tinggi berkewajiban menyelenggarakan penelitian dan pengabdian masyarakat disamping melaksanakan pendidikan sebagaimana diamanahkan oleh undang-undang, tata kelola peneletian dan pengabdian masyarakat pada Universitas Halu Oleo dikelola oleh LPPM yaitu Lembaga Penelitian dan Pengabdian Masyarakat dan seharusnya LPPM memiliki sebuah sistem informasi sebagai wadah penayampian informasi kepada sivitas Universitas Halu Oleo, saat ini sistem informasi LPPM sudah ada namun belum pernah terupdate sejak LPPM sebelumnya sehingga perlu melakukan rancang bangun website sistem informasi yang baru, Tujuan penelitian ini adalah untuk merancang dan membangun sebuah sistem informasi yang memuat seluruh aspek kelembagaan pada LPPM Universitas Halu Oleo termasuk informasi-informasi penelitian dan pengabdin terbaru, pengumuman penerimaan proposal internal maupun eksternal, informasi profil LPPM dan beberapa informasi lainnya yang membantu sivitas dalam pelaksanaan penelitian dan pengabdian masyarakat. Metode yang digunakan dalam penelitian ini yaitu metode perancangan sistem informasi dengan model waterfall dimana dimulai dari metode analisis, desain, implementasi, pengujian, pengembagan dan maintenance, Luaran yang dihasilkan dari penelitian ini adalah produk sistem informasi yang bisa diakses secara online melalui laman http://lppm.uho.ac.id.","PeriodicalId":164637,"journal":{"name":"Jurnal Fokus Elektroda : Energi Listrik, Telekomunikasi, Komputer, Elektronika dan Kendali)","volume":"9 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116169487","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Perancangan Aplikasi Estimasi Harga Pokok Penjualan dan Produksi Berbasis Web","authors":"N. Andriani, Jenie Sundari","doi":"10.33772/jfe.v6i4.21883","DOIUrl":"https://doi.org/10.33772/jfe.v6i4.21883","url":null,"abstract":"The speed of data transformation is very much needed in order to increase work and information needs. this is very much needed in all fields. especially in the industrial sector. we can use this growing technology for many things, to minimize errors and also make work easier. it is a pity if we can take advantage of existing technology but calculations and work are still done manually. therefore, in research this is designed a web-based application using php and mysql. with this application design, it is expected to be able to make work more effective and efficient. and in this sophisticated digital age, it would be better if we choose to reduce the use of paper. this can also save operational costs and a step to reduce global warming. and during a pandemic like this, it is very necessary to reduce face-to-face interactions. to reduce that interaction and make it easier to store data and search for data in making reports and calculating cost estimates,make it application design of web- based cost of goods sold and production estimation application.","PeriodicalId":164637,"journal":{"name":"Jurnal Fokus Elektroda : Energi Listrik, Telekomunikasi, Komputer, Elektronika dan Kendali)","volume":"12 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125384488","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Abdul Rokhman, Herlinah Herlinah, Hazriani Hazriani, Adnan Nur
{"title":"PERANCANGAN SISTEM INFORMASI JAMAAH MASJID RAUDHATUL JANNAH MAKASSAR VERSI MOBILE","authors":"Abdul Rokhman, Herlinah Herlinah, Hazriani Hazriani, Adnan Nur","doi":"10.33772/jfe.v6i4.21700","DOIUrl":"https://doi.org/10.33772/jfe.v6i4.21700","url":null,"abstract":"Abstrak - Sistem Informasi jamaah masjid versi mobile adalah sistem penyedia informasi jarak jauh yang penggunaannya tidak hanya memanfaatkan komputer atau laptop saja, akan tetapi dapat dikembangkan dengan memanfaatkan alat komunikasi pada peralatan bergerak atau mobile phone.Metode penelitian dalam mengembangkan sistem ini adalah menggunakan metode action research, yaitu mengembangkan sistem yang ada dengan sistem baru yang lebih baik. Metode ini didukung dengan peralatan mobile phone berbasis web dan pengumpulan datanya menggunakan pengumpulan dokumen, pengamatan, wawancara dan kuisionerHasil perancangan menunjukkan bahwa sistem informasi ini dapat diakses melalui handphone dengan berbagai macam informasi tentang profil masjid, data pengurus masjid, data jamaah, aneka kegiatan masjid dan informasi untuk jamaah, sehingga jamaah dapat mengetahui kondisi masjid beserta kegiatannya, serta saling mengenal antar jamaah, akhirnya terwujud silaturrahmi yang bak.","PeriodicalId":164637,"journal":{"name":"Jurnal Fokus Elektroda : Energi Listrik, Telekomunikasi, Komputer, Elektronika dan Kendali)","volume":"34 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126874651","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"PUZZLE ELEKTRONIK MONTESSORI SAND BOARD LETTER(SBL) UNTUK EDUKASI SUKU KATA BAHASA INDONESIA PADA ANAK USIA DINI","authors":"Indah Purwitasari Ihsan, Muh Sakir, Farida Yusuf","doi":"10.33772/jfe.v6i3.20821","DOIUrl":"https://doi.org/10.33772/jfe.v6i3.20821","url":null,"abstract":"Montessori is a learning method to stimulate children to reach their potential in all fields. In the field of reading literacy, one of the initial stages is how to stimulate initial reading skills, starting with introducing letters using the syllable learning method. The stimulation process must be in a fun and non-boring way of playing exploration so that children will not feel that they are learning, especially in the current state of the COVID-19 pandemic, where the learning process becomes boring for children because it has to be done at home. just. The purpose of this study is to create a learning technology in the form of an electronic Montessori Sand Board Letter (SBL) Puzzle for Indonesian syllables that can help stimulate early childhood according to the Montessori principle in recognizing syllables. The system development method uses the System Development Life-Cycle (SDLC) method. Based on the results of functional testing using the black box method, it is stated that the entire functional system is 100% functioning according to the system design. The results of testing and validation by Montessori practitioners state that the system has been made according to Montessori rules. Based on the results of usage observations, the Montessori Sand Board Letter (SBL) electronic puzzle for 85% Indonesian syllables can stimulate children's ability to recognize Indonesian syllables","PeriodicalId":164637,"journal":{"name":"Jurnal Fokus Elektroda : Energi Listrik, Telekomunikasi, Komputer, Elektronika dan Kendali)","volume":"94 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-09-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131513424","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Perencanaan Jaringan 4G LTE 1800 MHz In-building pada Fakultas Kedokteran UM-Palembang menggunakan Propagasi COST-231","authors":"Ade willy Alfian, Bengawan Alfaresi, F. Ardianto","doi":"10.33772/jfe.v6i3.19930","DOIUrl":"https://doi.org/10.33772/jfe.v6i3.19930","url":null,"abstract":"Perencanaan jaringan telekomunikasi merupakan hal yang sangat menentukan dalam kualitas sinyal pada jaringan yang diterima oleh pelanggam. Permasalahan yang sering terjadi adalah kualitas level sinyal coverage yang tidak merata terutama pada kondisi dalam gedung (Indoor). Sehingga kondisi dalam bangunan memerlukan perancanaan khusus untuk memastikan kondisi kualitas sinyal agar tidak terdapat blank spot. Pada penelitian ini merencanaan jaringan indoor 4G LTE frekuensi 1800 MHz dengan menggunakan model propagasi COST-231 pada gedung Laboratorium Fakultas Kedokteran Universitas Muhammadiyah Palembang. Penelitian ini menggunakan software radiowave propagation simulator. Hasil dari penelitian ini yaitu dengan perbedaan power transmit (2 antenna vertikal) menunjukkan bahwa semakin tinggi nilai power transmit, maka nilai RSRP semakin baik. Akan tetapi nilai power transmit tidak mempengaruhi baik atau buruknya kualitas sinyal SIR.Pada analisa jumlah antenna yaitu 2 antenna, 3 anntena dan 4 antenna menunjukkan bahwa semakin banyak antenna yang digunakan pada gedung, maka nilai RSRP akan semakin baik, akan tetapi nilai SIR akan semakin jelek karena efek Interferensi antar antenna.","PeriodicalId":164637,"journal":{"name":"Jurnal Fokus Elektroda : Energi Listrik, Telekomunikasi, Komputer, Elektronika dan Kendali)","volume":"18 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-09-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128656613","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"RANCANG BANGUN ALAT PEDETEKSI KADAR GULA PADA MINUMAN BERPERISA MENGGUNAKAN SENSOR KAPASITIF","authors":"Vina Tri Hartini","doi":"10.33772/jfe.v6i3.19899","DOIUrl":"https://doi.org/10.33772/jfe.v6i3.19899","url":null,"abstract":"Dalam komposisinya, minuman kemasan yang banyak dijual memiliki kandungan kadar gula yang cukup tinggi sehingga apabila dikonsumsi secara berlebihan tanpa memperhatikan batas asupan kadar gula per porsinya dapatmenimbulkan berbagai macam penyakit terutama penyakit diabetes mellitus. Menurut pakar nutrisi dan kesehatan, Brigitte Zeitlin, menyarankan untuk memilih makanan/minuman yang menyajikan tidak lebih dari 10 gram gula per porsinya. Dalam penelitian ini dibuat sebuah alat yang dapat mengontrol asupan kadar gula per porsinya. Pengukuran dilakukan dengan cara mengambil nilai tegangan dari minuman, lalu dikonversi menggunakan metode analisis regresi sehingga dapat menampilkan jumlah kadar gula pada larutan dan keterangan status kadar gula.","PeriodicalId":164637,"journal":{"name":"Jurnal Fokus Elektroda : Energi Listrik, Telekomunikasi, Komputer, Elektronika dan Kendali)","volume":"48 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-09-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"120984045","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"INTERNET OF THINGS UNTUK MONITORING GEJALA KECEMASAN PADA PASIEN MENGGUNAKAN LOGIKA FUZZY","authors":"Muh Sakir, Indah Purwitasari Ihsan, Farida Yusuf","doi":"10.33772/jfe.v6i3.20820","DOIUrl":"https://doi.org/10.33772/jfe.v6i3.20820","url":null,"abstract":"A patient should not be in a psychologically worrisome condition for fear of lowering the temperature causing slow healing to last a long time. Prolonged anxiety will develop into stress, so it is very necessary to detect anxiety early before anxiety persists and results in stress. However, these anxiety symptoms are related to the same psychological factors and contain uncertainties that cannot always be controlled and monitored by doctors. The purpose of this research is to create a system that can monitor the patient's anxiety symptoms in real-time based on the Internet of Things (IoT) so that doctors can determine the right treatment to maintain the patient's psychological condition. The system detects responses in humans when someone feels anxious, namely heart rate, body temperature, and sweat intensity which are detected using sensors. The information obtained from the sensor becomes input parameters which are then processed using fuzzy logic to detect early symptoms. Fuzzy logic was chosen because it is a method for solving fuzzy problems with the uncertainty of the threshold value of symptom change. The output is in the form of anxiety symptoms which are divided into 3 (three) symptoms, namely normal, mild, and severe. The research method used is the SDLC (System Development Life-Cycle) method. the results based on the black box test state that the entire functional system works according to its function, the white box test results state that all logic is correct and appropriate. The results showed that the system that had been built succeeded in monitoring anxiety in patients with a system accuracy of 98%.","PeriodicalId":164637,"journal":{"name":"Jurnal Fokus Elektroda : Energi Listrik, Telekomunikasi, Komputer, Elektronika dan Kendali)","volume":"337 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-09-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122541342","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Sistem Keamanan Ruang Menggunakan Kamera Bergerak","authors":"Supriadi Syam, M. Muslim","doi":"10.33772/jfe.v6i3.20694","DOIUrl":"https://doi.org/10.33772/jfe.v6i3.20694","url":null,"abstract":"Sistem keamanan merupakan hal penting yang dibutuhkan seseorang atau suatu instansi dalam mengamankan sesuatu yang penting. Selama ini penggunaan kamera CCTV menjadi pilihan utama, namun kamera tersebut hanya dapat mengambil gambar ke satu arah saja. Tujuan dari penelitian ini adalah untuk membuat sebuah prototipe sistem keamanan ruang yang berfokus pada pengamanan ruangan dari adanya objek yang bergerak. Kondisi ini akan memperjelas ciri-ciri objek yang bergerak dan kamera tidak dapat dimanipulasi untuk menghadap ke arah lain. Tahapan penelitian yang akan dilakukan adalah menyiapkan ruangan yang akan menjadi ruang pengamanan, merekayasa program python untuk mengenali objek bergerak pada ruang tersebut, merekayasa program untuk membuat kamera mengikuti pergerakan objek tersebut dengan besar sudut 180o yang dikontrol dengan arduino. Hasil penelitian ini adalah sistem dapat mendeteksi gerakan dengan jarak maksimal 7 meter serta sistem dapat berkomunikasi dengan arduino yang menggerakkan kamera ke arah objek yang bergerak.","PeriodicalId":164637,"journal":{"name":"Jurnal Fokus Elektroda : Energi Listrik, Telekomunikasi, Komputer, Elektronika dan Kendali)","volume":"21 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124207752","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Desain dan Implementasi Pengontrolan Kecepatan Motor AC 3 Fasa Pada Mesin Ekstraksi Jahe","authors":"Adam Adam, M. Faizi, H. Putra","doi":"10.33772/jfe.v6i3.15262","DOIUrl":"https://doi.org/10.33772/jfe.v6i3.15262","url":null,"abstract":"Jahe (Zingiber officinale) merupakan tanaman obat dan rempah-rempah yang banyak dimanfaatkan masyarakat terutama bagian rimpangnya. Jahe dapat meningkatkan daya tahan tubuh seseorang, sebab kandungan polifenol yang ada dalam tanaman herbal itu memiliki banyak khasiat. Salah satunya meningkatkan imunitas tubuh. Di Desa Pasiran Kecamatan Bantan Kabupaten Bengkalis terdapat satu UMKM yang melakukan kegiatan pengolahan minuman jahe untuk dijadikan minuman ekstrak secara tradisional. Permasalahan yang dihadapi oleh pelaku UMKM tersebut adalah proses pengolahan atau proses ekstaksi jahe membutuhkan waktu yang cukup lama dikarenakan proses ekstraksi dilakukan secara konvensional sehingga kurang produktif dan tidak efisien. Tujuan penelitian ini adalah untuk membuat suatu alat yang dapat mengolah jahe dijadikan minuman ekstrak. Alat yang dirancang terdiri dari motor AC 3 fasa sebagai penggerak utama yang dapat diatur atau dikendalikan kecepatannya. Dari hasil pengujian yang dilakukan, dengan digunakan metode kontrol V/F mampu menahan lonjakan arus starting motor, selisih antara nilai perhitungan kecepatan motor dengan nilai hasil pengukuran kecepatan motor yang dilakukan sebesar 0,009% hal ini menunjukkan bahwa sistem kontrol yang diimplementasikan pada mesin eksraksi dapat berfungsi dengan baik.","PeriodicalId":164637,"journal":{"name":"Jurnal Fokus Elektroda : Energi Listrik, Telekomunikasi, Komputer, Elektronika dan Kendali)","volume":"398 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122853670","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}