Helping students understand the text through scaffolding

This study reported the practice of helping adult students to comprehend the texts in Indonesian Civil Aviation Institute majoring at Air traffic controller programme, Curug - Tangerang. The article demonstrated of how teacher helped them to comprehend the text during 100 minutes reading class in three meetings. It was employed as their input session to acquire context, knowledge and specific vocabulary in aviation or what so called as phraseology. Students were asked to construct some questions dealing with the text both literal and inferential comprehension suggested by Barrett (in Eanes 1997). The result showed that students attained three main bonuses; they get used to build questions that impact to their grammatical awareness, they get used to communicate orally, and they are successful to comprehend the text thoroughly by acquiring new knowledge, vocabulary as well as context

Students Teachers’ Viewpoints on the Implementation of Bridging Course for Immersion Program

This study investigated the practice of bridging course for immersion program at the graduate program, State University of Malang by looking closely at how the student teacher viewed the course concerning four related aspects; factors affecting successful learning English program, material used during the program, expected English skills mastery, and lecturer’s qualification and strategies. Eight respondents from chemistry RSBI class (International Standardized Schools) were given an open questionnaire to get the data. This study reported that the students viewed the course was useful for them to prepare their speaking proficiency before get ready for an immersion program in their own schools. Also, they argued that being proficient in speaking skill is the most important if compared with the other skills. They optimist about the results because the instructor was considered has good qualification and strategies to teach English. Nonetheless, there have been some factors that impede their learning English such as lack of the books, limited time for learning English, and less  confident to speak English. Keywords: Bridging course, students, immersion progra

UTILIZATION OF GEOTAGGED PHOTOGRAPH, REMOTE SENSING, AND GIS FOR POST-DISASTER DAMAGE ASSESSMENT

Merapi eruption in 2010 causing major damage impact on that region. Post-disaster damage assessment thathas been done by the government have not been supported with a good spatial data so that validation isrelatively weak. Method of post-disaster damage assessment, particularly assessment of building damage usinggeotagged photos, remote sensing and GIS is expected to improve the method of damage assessment by thegovernment of Indonesia. Geojot Applications for Android Smartphone/Tablet allows the assessment of buildingdamage to be included in the photo attribute. Interpretation of satellite imagery of building damage is done byusing three indications: building visibility, building collapse, and building roof. Geotagged photograph cancomplement the needs of building damage assessment from satellite images because it can describe thestructural and non-structural damage to buildings clearly. Geotagged photograph with GPS Lock-Off moderequiring information on the direction and distance of the object being photographed. Geotagged photographwith the QR code is the most profitable because the identity of the building is already known and can bematched with an existing database

Studi Kinerja Rancang Bangun Sistem Penampil Informasi Hybrid Pada Perahu Nelayan Berbasis Google Maps

Boat is a type of traditional public transportation of the Indonesian people, especially the people in Penyengat Island, Riau Islands Province. Communities on Penyengat Island have many traditional boats that do not have a Global Maritime Distress and Safety System (GMDSS) for shipping standards. Shipping standards are needed so that the safety factor in sailing is more awake. Sailing safety factors are needed in getting help if an accident on a fishing boat occurs. Delay in help due to ignorance of the information about the accident and the position of the ship that is difficult to detect. Based on the description, it will be appointed a performance study on the design of a hybrid information display system on fishing boats to determine the location of the accident that will be displayed in the form of Google Maps. Google Maps is a digital map service application developed by Google. The combination of Google Maps and the Global Positioning System (GPS) receiving device is a very useful combination. In addition, the hybrid system used is a combination of manual systems in the form of buttons and automatic systems in the form of tilt sensors on the boat. Research results obtained that users can find out the position of objects based on latitude and longitude coordinates displayed using Google Maps. Intisari Perahu merupakan jenis transportasi umum tradisional masyarakat Indonesia, terutama masyarakat di Pulau Penyengat, Provinsi Kepulauan Riau. Masyarakat di Pulau Penyengat memiliki banyak perahu tradisional yang tidak memiliki perangkat Global Maritime Distress and Safety System (GMDSS) untuk standar pelayaran. Standar pelayaran sangat dibutuhkan agar faktor keamanan dalam berlayar lebih terjaga. Faktor keamanan dalam berlayar dibutuhkan dalam mendapatkan pertolongan jika kecelakaan pada perahu nelayan terjadi. Keterlambatan pertolongan dikarenakan ketidaktahuan informasi terjadinya kecelakaan dan posisi kapal yang sulit terdeteksi. Berdasarkan uraian tersebut, maka akan diangkat sebuah studi kinerja rancang bangun sistem penampil informasi hybrid pada perahu nelayan untuk menentukan lokasi kecelakaan yang akan ditampilkan dalam bentuk Google Maps. Google Maps merupakan aplikasi layanan peta digital yang dikembangkan oleh Google. Kombinasi antara Google Maps dan perangkat penerima Global Positioning System (GPS) merupakan suatu perpaduan yang sangat bermanfaat. Selain itu, sistem hybrid yang digunakan merupakan kombinasi sistem manual berupa tombol dan sistem otomatis berupa sensor kemiringan pada perahu. Hasil penelitian yang didapatkan bahwa pengguna dapat mengetahui posisi obyek berdasarkan titik koordinat latitude dan longitude yang ditampilkan menggunakan Google Maps

Penerapan High Power LED (HPL) sebagai Penarik Datangnya Ikan Berbasis Mikrokontroler

Kelong is a rectangular-shaped house made of basic material is logs of various sizes that are bound square and below which are given drums to float. Based on the results of monitoring of fishermen on Bintan Island, fish gathered at a fishing distance by using white lights with a power of 2000 watts divided separately on four power lamps each of 500 watts. Currently fishermen choose to use this type of CFL (compact fluorescent lamp) lamp to attract fish's attention and because this type of lamp has an affordable price. In its application, the type of high power LED lamp with two colors, white and green, each is controlled based on water turbidity parameters with a percentage value of 0-33%, 34-66%, and 67-100%. PWM (Pulse Width Modulation) high power LED works with a percentage of 25% when turbidity <33%, percentage of 50% if turbidity> 33%, and percentage of 100% if turbidity ≥ 66%. The use of turbidity sensors that are connected to the Arduino uno is used as a control media that is equipped with an analog signal module to measure water turbidity. Based on its application the high power green LED produces 6 ounces and 2.5 ounces of high power white LED. Intisari Kelong adalah rumah berbentuk segi empat yang terbuat dari bahan dasarnya adalah kayu gelondongan berbagai ukuran yang diikat persegi empat dan di bawahnya diberi drum-drum untuk mengapung. Berdasarkan hasil pantauan pada nelayan di Pulau Bintan, ikan berkumpul pada jarak tangkap nelayan menggunakan lampu berwarna putih dengan daya sebesar 2000 watt yang dibagi terpisah pada empat buah lampu berdaya masing-masing sebesar 500 watt. Saat ini nelayan memilih menggunakan jenis lampu CFL (compact fluorescent lamp) untuk menarik perhatian ikan dan karena jenis lampu ini memiliki harga yang terjangkau. Pada penerapannya digunakan jenis lampu high power LED dengan dua warna yaitu putih dan hijau, masing – masing dikontrol berdasarkan parameter kekeruhan air dengan batasan nilai persentase 0-33%, 34-66%, dan 67-100% . PWM (Pulse Width Modulation) high power LED bekerja dengan persentase 25% apabila turbidity < 33%, persentase 50% apabila turbidity > 33%, dan persentase 100% apabila turbidity ≥ 66%. Penggunaan sensor turbidity yang dihubungkan dengan Arduino uno digunakan sebagai media pengendali yang sudah dilengkapi dengan modul sinyal analog untuk mengukur kekeruhan air. Berdasarkan penerapaanya high power LED warna hijau menghasilkan sebesar 6 ons dan high power LED warna putih 2,5 ons.&nbsp

Sistem Kamera Pengamatan Bawah Laut Berbasis Teknologi Cloud Computing

The camera is a popular device and easy to find in every human activities nowadays. The camera is not only known in the world of photography to capture images and video, but more than that. The camera has been used monitoring device that helps human works easier, more effective and more efficient. The camera has been used for security, to monitoring a place, traffic monitoring and other similar function in various sectors of human activity. Even now, the camera has been integrated with computer system and other systems to create a sophisticated automation control and monitoring technology. The purpose of this research is to design an underwater monitoring camera system that can display good quality video of underwater objek which can be displayed and accessed via internet using Youtube application. The main component of this design consists high resolution waterproof camera, microtic device, and computer. The communiction media used to access the internet network of this device uses 3G/LTE cellular signal. This devise produces good quality underwater video. The farther the camera is placed in the sea, the less the lighting and it results blurred image and limited range of vision. Intisari Kamera saat ini merupakan perangkat yang sangat popular dan mudah dijumpai dalam berbagai aktifitas manusia. Kamera tidak hanya dikenal pada dunia fotografi untuk mengabadikan suatu gambar/video, namun lebih dari itu kamera sudah difungsikan sebagai perangkat pengawas/monitoring yang membantu kerja manusia menjadi lebih mudah, efektif dan jauh lebih efisien. Kamera telah difungsikan untuk keamanan, pengawasan/pengamatan suatu tempat, pengawasan lalu-lintas, dan fungsi lainnya yang sejenis pada berbagai sektor aktifitas manusia. Bahkan kini, kamera telah terintegrasi dengan sistem komputer serta sistem lainnya sehingga tercipta suatu teknologi kontrol otomasi dan monitoring yang canggih. Tujuan dari penelitian ini adalah merancang sistem kamera pengamatan/monitoring bawah laut yang dapat menampilkan video objek bawah laut berkualitas baik dimana dapat ditampilkan dan diakses melalui internet dengan aplikasi you tube. Komponen utama rancangan ini terdiri dari kamera waterproof yang beresolusi tinggi, perangkat mikrotik dan komputer. Media komunikasi yang digunakan untuk akses jaringan internet perangkat ini menggunakan sinyal seluler 3G/LTE. Perangkat ini menghasilkan video bawah laut yang berkualitas baik. Semakin jauh kamera ditempatkan didalam laut, semakin berkurang pencahayaan dan mengakibatkan pencitraan objek menjadi kabur dan jarak jangkauan penglihatan menjadi terbatas

Prototipe Sistem Monitoring Denyut Nadi Berbasis Wireless

Kecelakaan kerja merupakan hal yang harus dan wajib untuk dihindari. Salah satu aspek utama terjadinya kecelakaan kerja yaitu mengantuk. Denyut nadi memiliki korelasi dengan keadaan tubuh manusia, khususnya ketika mengantuk dapat menyebabkan nilai Beats per Minutes (BPM) berada dibawah nilai rata-rata kondisi manusia normal pada umumnya. Pada pengujian ini dilakukan perancangan suatu prototipe alat yang dapat melakukan monitoring kondisi denyut nadi yang diaplikasikan pada operator PT. Pepperl+Fuchs Bintan. Perangkat ini bekerja menggunakan Pulse Sensor sebagai perangkat yang dapat membaca denyut nadi pengguna dan dikombinasikan dengan sistem nirkabel dengan media gelombang radio 433 MHz. Prototipe melakukan monitoring dengan rentang sampling per 15 detik yang dapat diamati secara langsung oleh pengamat untuk mengentahui kondisi denyut nadi pengguna tanpa harus menganggu kinerja operator selama bekerja

Sistem Monitoring Distribusi Listrik 2x3 MW: Pembangkit Listrik Tenaga Mesin Gas Kijang

Pembangkit tenaga listrik menghasilkan sumber energi listrik yang akan disalurkan ke jalur sistem distribusi. Sistem distribusi ini belum sepenuhnya maksimal dalam proses penyaluran energi listrik karena sistem monitoringnya belum maksimal. Hal ini akan berakibat pada kegagalan sistem dalam distribusi listrik. Pada penelitian ini, akan dilakukan sistem monitoring distribusi listrik 2x3 MW di Pembangkit Listrik Tenaga Mesin Gas (PLTMG) Kijang. Sistem monitoring meliputi listrik yang disalurkan dan listrik yang dimanfaatkan untuk pengoperasian peralatan dan komponen pendukung pada sistem pembangkit tenaga listrik. Sistem distribusi listrik di PLTMG Kijang disalurkan melalui jaringan 20 KV. Hasil monitoring yang didapatkan bahwa daya rerata untuk penggunaan pembangkit ketika tidak beroperasi berkisar 1655.894 Watt per bulan. Sistem distribusi listrik ke express feeder pada daya 3 MW menghasilkan rerata cos phi 0.99, frekuensi 50.1 Hz, tegangan 20.1 KV, dan arus 86.14 A. Sistem distribusi listrik pada daya 6 MW menghasilkan rerata cos phi 0.99, frekuensi 50.1 Hz, tegangan 20.1 KV, dan arus 172.3 A

Analisis Kinerja Sistem Doppler VHF Omnidirectional Range dan Distance Measuring Equipment pada Navigasi Penerbangan

Navigasi udara merupakan kegiatan untuk mengarahkan transportasi udara dari satu tempat ke tempat yang lain agar tidak keluar dari jalurnya. Sistem transmisi sinyal pada Doppler VHF Omnidirectional Range (DVOR) belum sepenuhnya optimal karena persentase sinyal modulasinya sering mengalami peningkatan yang berakibat pada munculnya kondisi sinyal over-modulated. Deteksi sinyal interogasi maupun sinyal balasan pada Distance Measuring Equipment (DME) mengalami hambatan disebabkan oleh waktu tunda dan jarak pulsa yang tidak sesuai. Pada penelitian ini, akan dilakukan analisis kinerja sistem DVOR-DME dengan membandingkan nilai parameter dan nilai kondisi normal. Berdasarkan analisis kinerja sistem, didapatkan bahwa sistem DVOR-DME AirNav Indonesia Distrik Tanjungpinang beroperasi dengan normal. Nilai optimal 30Hz MOD dan 9960Hz MOD pada DVOR berada pada rentang nilai normal yaitu sebesar 30%. Nilai optimal delay dan spacing pada DME berada pada rentang nilai delay normal dan nilai spacing normal yaitu sebesar 50,01 μs dan 12,02 μs

The Activity of Long-tailed Macaque (Macaca fascicularis) at Plantation Forest in Ogan Komering Ilir Regency, South Sumatera

Long-tailed macaque (Macaca fascicularis) is a quite adaptive animal so it could be found in a diverse range of habitat types, one of the habitats is Plantation Forest on peatlands. This study aims to obtain the information about the activity of long-tailed macaque related to habitat utilization at Plantation The operational activities in the Plantation Forest can affect the activities of long-tailed macaque, changing of food sources, and they have a potential to attack the Acacia plants, so it’s necessary to do research about the activity of long-tailed macaque related to the habitat utilization at Plantation Forest and to acknowledge the types of plants used by long-tailed macaque for food and shelter. This research is a descriptive study and the data are obtained through a focal animal sampling method in April and May 2019 at the Plantation Forest in Sungai Penyabungan District, Ogan Komering Ilir Regency. The focal animal sampling method used at 7.00-17.00 WIB with using interval of 10 minutes. Based on the study, the long-tailed macaque used the active time to feed (24.60%), rest (25.58%), move (27.92%), and social activities (21.89%) included vocalization, agonistic, and grooming. The vegetation parts consumed by the long-tailed macaque are leaves (42.30%), fruits (34.62%), and flowers (23.08%). The vegetation used as food is Acacia crassicarpa, Melaleuca cajuputi, and Melastoma malabathricum. The plant that’s most often used as food and shelter is Acacia crassicarpa