Journal of Electrical Vocational Education and Technology最新文献

{"title":"KOMPETENSI MAHASISWA FT-UNJ UNTUK MELAKSANAKAN PEMBELAJARAN DI SEKOLAH MENENGAH KEJURUAN","authors":"Suyitno Muslim","doi":"10.21009/jevet.0021.08","DOIUrl":"https://doi.org/10.21009/jevet.0021.08","url":null,"abstract":"The objective of the research is to find the correlation between students’ self concept, interest to be \u0000teachers, achievement of FT-UNJ students toward the instructional competence in vocational schools. The research was conducted in the Technical Faculty of the State University of Jakarta \u0000and the Vocational Schools by the survey method with sixty respondents which selected by simple \u0000random sampling. The data are analyzed by regression and correlation procedures. The results of the  research conclude:  there  was positive and  significant  correlation between  students’ self \u0000concept,  interest  to  be  teachers,  and  achievement  of  FT-UNJ  students  with  instructional \u0000competence in vocational schools in a partial and together correlation. Achievement instructional competence in vocational schools can be increased by improving the quality of students’ self concept, interest to be teachers, and achievement of FT-UNJ students. \u0000Abstrak \u0000Tujuan penelitian ini untuk mengetahui keeratan hubungan antara konsep diri, minat menjadi guru, \u0000dan prestasi belajar mahasiswa FT-UNJ untuk melaksanakan pembelajaran di sekolah menengah kejuruan. Penelitian ini dilakukan di Fakultas Teknik, Universitas Negeri Jakarta dan di Sekolah Menengah Kejuruan se DKI Jakarta dengan metode survei pada sampel sebanyak 60 orang yang dipilih secara acak sederhana. Data hasil penelitian dianalisis dengan korelasi produk momen dan regresi. Hasil penelitian ini menyimpulkan bahwa ada hubungan positif dan signifikan antara konsep diri,    minat menjadi guru, dan prestasi belajar dengan kompetensi mahasiswa FT-UNJ untuk melaksanakan pembelajaran di sekolah menengah kejuruan, baik secara sendiri-sendri maupun bersama-sama. Kompetensi mahasiswa FT-UNJ untuk melaksanakan pembelajaran di sekolah menengah kejuruan dapat ditingkatkan dengan meningkatkan konsep diri, minat menjadi guru, dan prestasi belajar.","PeriodicalId":15569,"journal":{"name":"Journal of Electrical Vocational Education and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2020-03-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85367687","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":"ANALISIS KINERJA CHILLER DI GEDUNG SENAYAN CITY","authors":"Maya Firanti Putri, Aris Sunawar, Massus Subekti","doi":"10.21009/JEVET.0011.09","DOIUrl":"https://doi.org/10.21009/JEVET.0011.09","url":null,"abstract":"Abstract. \u0000Research conducted in the building Senayan City in June 2016 using qualitative research methods. Standards are used as a benchmark the performance of each chiller uses ISO 6390 in 2011 on Energy Conservation Air system administration Building. These aspects are analyzed to determine the performance of the chiller is the temperature of chilled water, flow chilled water and compressor power. As for the influence of the three aspects is the temperature of the outside environment. By calculating the cooling capacity, the highest Coefficient of Permonace (COP) value can be determined each chiller.Chiller performance analysis results obtained COP value of the highest attainable number 1 at 7.31 chiller, chiller number 2 at 8.03 and chiller number 3 6:27. These values ​​meet the mi nimum value of COP according to ISO standards. Lowest chiller COP value number 1 by 5.08, number 2 for 5.12 chiller and chiller number 3 at 4.22. Third party chiller COP minimum value does not meet the minimum standards of the COP. Chiller number 3 has the lowest minimum number COP and far below the minimum stadar.Judging from the value of cooling capacity and COP, chiller performance is not good enough is the number 3. And the chiller that has good enough performance is number 1 and 2 \u0000Abstrak \u0000Penelitian ini bertujuan untuk menghasilkan data analisis kinerja chiller di gedung Senayan City. Penelitian yang dilakukan di gedung Senayan City pada bulan Juni 2016 ini menggunakan metode penelitian kualitatif. Standar yang digunakan sebagai patokan kinerja masing-masing chiller menggunakan SNI 6390 tahun 2011 tentang Konservasi Energi Sistem Tata Udara Bangunan Gedung. Aspek-aspek yang dianalisis untuk mengetahui kinerja chiller adalah temperatur chilled water, flow chilled water dan power kompresor. Adapun yang mempengaruhi ketiga aspek tersebut adalah temperatur lingkungan luar. Dengan menghitung kapasitas pendinginan, dapat ditentukan nilai Coefficient of Permonace (COP) tertinggi masing-masing chiller. Hasil analisis kinerja chiller didapat Nilai COP tertinggi yang dapat dicapai chiller nomor 1 sebesar 7,31, chiller nomor 2 sebesar 8,03 dan chiller nomor 3 6.27. Ketiga nilai tersebut memenuhi nilai minimum standar COP menurut SNI. Nilai COP terendah  chiller nomor 1 sebesar 5,08, chiller nomor 2 sebesar 5,12 dan chiller nomor 3 sebesar 4,22. Ketiga nilai minimum COP ketiga chiller ini tidak memenuhi standar minimum COP. Chiller nomor 3 mempunyai angka minimum COP paling rendah dan jauh dibawah stadar minimum. Dilihat dari kapasitas pendinginan dan nilai COP, chiller yang kinerja kurang baik adalah chiller nomor 3. Dan chiller yang performanya cukup baik adalah chiller nomor 1 dan 2.","PeriodicalId":15569,"journal":{"name":"Journal of Electrical Vocational Education and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2020-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74197673","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":"Hubungan Antara Status Sosial Ekonomi Orang Tua dan Efikasi Diri dengan Minat Menjadi Guru Mahasiswa Program Studi Pendidikan Teknik Elektro Universitas Negeri Jakarta","authors":"Nur Hidayanti, M. Suyitno, Parjiman","doi":"10.21009/JEVET.0052.05","DOIUrl":"https://doi.org/10.21009/JEVET.0052.05","url":null,"abstract":"Abstract \u0000The purpose of this study is to discover the level of strength: (1) relationship between parents’s sosio-economic status with interest to become a teacher (2) relationship between self-efficacy with interest to become a teacher (3) relationship between parents’s sosio-economic status with self-efficacy  (4) relationship between parents’s sosio-economic status and self-efficacy with interest to become a teacher with a  of population 90 people and using a sample of 72 people, namely students of educational elekctrical engineering study program in State University of Jakarta. This study uses a quantitative method with analysis prerequisite test using normality test and linearity test, then the data is analyse by hypothesis testing, t-test and F-test with the significance level of 5%. Based on the result hypothetical test calculation can be concluded: (1) There is a positive and significant relationship between parents’s sosio-economic status with interest to become a teacherseen from the value of rcount = 0,551> rtable = 0,232 and tcount = 5,528> ttable = 1,994. In line with several studies that have been explained in section 4.4 of the results and discussion, that these studies also illustrate the existence of a relationship between parents’s sosio-economic status with interest to become a teacher. (2) there is a positive and significant relationship relationship between self-efficacy with interest to become a teacher seen from the value of rcount = 0,682> rtable = 0,232 and tcount = 7,796 > ttable = 1,994. In line with several studies that have been explained in section 4.4 of the results and discussion, that these studies also illustrate the self-efficacy with interest to become a teacher. (3) There is a positive and significant relationship between parents’s sosio-economic with self-efficacy seen from the value of rcount = 0,528 > rtable = 0,232 and the value of tcount = 5,19512 > ttable = 1,994. (4) There is a positive and significant relationship between parents’s sosio-economic status and self-efficacy with interest to become a teacherseen from the value of rcount = 0,718> rtable = 0,232 and Fcount = 36,7364 > Ftable = 3,13. In line with several studies that have been explained in section 4.4 of the results and discussion, that these studies also illustrate the existence of a relationship between parents’s sosio-economic status and self-efficacy with interest to become a teacher. \u0000  \u0000  \u0000ABSTRAK \u0000Tujuan dari penelitian ini adalah untuk mengetahui tingkat keeratan hubungan (1) hubungan antara status sosial ekonomi orang tua dengan minat  menjadi guru, (2) hubungan antara efikasi diri dengan minat menjadi guru, (3) hubungan antara status sosial ekonomi orang tua dengan efikasi diri, (4) hubungan antara status sosial ekonomi orang tua dan efikasi diri dengan minat menjadi guru dengan populasi sebanyak 90 orang dan jumlah sampel 72 orang.Penelitian ini menggunakan metode kuantitatif dengan uji prasyarat analisis menggunakan uji normalita","PeriodicalId":15569,"journal":{"name":"Journal of Electrical Vocational Education and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2020-02-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75652690","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":"HUBUNGAN ANTARA KESADARAN KARIR (CAREER AWARENESS) DAN DISIPLIN DIRI DENGAN PRESTASI BELAJAR PADA MAHASISWA BIDIKMISI PROGRAM STUDI PENDIDIKAN TEKNIK ELEKTRO UNIVERSITAS NEGERI JAKARTA","authors":"Santi Selviana, Soeprijanto, Irzan Zakir","doi":"10.21009/JEVET.0052.09","DOIUrl":"https://doi.org/10.21009/JEVET.0052.09","url":null,"abstract":"Abstract \u0000The purpose of this study was to determine the relationship between career awareness and self-discipline with the learning achievement of bidikmisi students in the Electrical Engineering Education Study Program at the State University of Jakarta. Hypothesis in this study is suspected that there is a positive and significant relationship between career awareness and self-discipline with the learning achievement of bidikmisi students in the Electrical Engineering Education Study Program, State University of Jakarta.This research is an ex-post facto research using a quantitative approach. The research subjects used were bidikmisi students of the Electrical Engineering Education study program at the State University of Jakarta with a sample of 29 students. Data collection techniques using questionnaires and documentation. The analysis technique used is the product moment correlation, hypothesis test and significance test.The calculation result shows that the hypothesis test with 5 % of significant level obtained  = 0.495 >  = 0.367 then the value of  = 4.21 >  = 3.37, if   > , it can be concluded that there is a positive and significant relationship between the relationship between career awareness and self-discipline with Student Learning Achievement in Bidikmisi Student Study Program in Electrical Engineering Education,State University of Jakarta. \u0000Abstrak \u0000Tujuan penelitian ini adalah untuk mengetahui adanya hubungan antara kesadaran karir (career awareness) dan disiplin diri dengan prestasi belajar mahasiswa bidikmisi program studi Pendidikan Teknik Elektro Universitas Negeri Jakarta. Hipotesis dalam penelitian ini diduga bahwa terdapat hubungan yang positif dan signifikan antara kesadaran karir (career awareness) dan disiplin diri dengan prestasi belajar mahasiswa bidikmisi program studi Pendidikan Teknik Elektro Universitas Negeri Jakarta. \u0000Penelitian ini merupakan penelitian ex-post facto menggunakan pendekatan kuantitatif. Subjek penelitian yang digunakan adalah mahasiswa bidikmisi program studi Pendidikan Teknik Elektro Universitas Negeri Jakarta dengan sampel sebanyak 29 mahasiswa. Teknik pengumpulan data menggunakan angket dan dokumentasi. Teknik analisis data yang digunakan adalah korelasi product moment, Uji Hipotesis dan uji signifikansi. \u0000Hasil Penelitian menunjukkan bahwa uji hipotesis dengan taraf signifikan 5 % diperoleh nilai rhitung = 0,495 > rtabel = 0,367 , kemudian nilai Fhitung = 4,21 > Ftabel = 3,37. Jika rhitung > rtabel dan Fhitung > Ftabel maka dapat disimpulkan bahwa terdapat hubungan yang positif dan signifikan antara Hubungan antara Kesadaran karir (career awareness) dan Disiplin Diri dengan Prestasi Belajar Mahasiswa Bidikmisi Program studi Pendidikan Teknik Elektro Universitas negeri Jakarta. \u0000 ","PeriodicalId":15569,"journal":{"name":"Journal of Electrical Vocational Education and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2020-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89056842","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":"MONITORING SUPLAI TEGANGAN PADA MOTOR INDUKSI TIGA FASA MENGGUNAKAN MIKROKONTROLER ARDUINO DAN SENSOR TEGANGAN ZMPT101B","authors":"Putri Ramadhani Adam, Purwanto Gendroyono, N. Yuninda","doi":"10.21009/JEVET.0052.06","DOIUrl":"https://doi.org/10.21009/JEVET.0052.06","url":null,"abstract":"ABSTRACT \u0000The purpose of this study is to create a three-phase induction motor voltage monitoring system based on Arduino Uno microcontroller using a ZMPT101B voltage sensor. In addition, this study aims to determine the percentage of source voltage unbalance entering the 3 phase induction motor based on the National Standard for Electric Power System and Equipment ANSI Std C84.1-1995, NEMA Std MGI.2009 from the results of monitoring equipment that has been was made. The research method used by the author is a laboratory experimental method which includes manipulation, control, and observation. \u0000The results showed that the value of the percentage of voltage unbalance, the average for the morning the value is still below 1%. As for the value of the percentage of voltage unbalance in the afternoon and evening, the value is already above 1%. If according to the standard, the percentage of voltage unbalance permitted without derating (decreasing power) based on NEMA is 1%. Meanwhile, the maximum percentage of allowable voltage unbalance is 5%. So, the results of the research data of the three times the safest condition is in the morning. Meanwhile, research data taken during the afternoon and evening conditions are still safe but there will be a decrease in power. In addition, the comparison of the ZMPT101B voltage sensor with a digital AVO meter when detecting the voltage has an average error of 0.07% for the first ZMPT101B voltage sensor, 0.28% for the second ZMPT101B voltage sensor and 0.15% for the sensor the third voltage ZMPT101B. So that it can be said that the voltage monitoring system that is made in accordance with the provisions and can be applied as learning by students of Electrical Engineering Education. \u0000ABSTRAK \u0000Penelitian ini bertujuan untuk membuat sistem monitoring suplai tegangan motor induksi tiga fasa berbasis mikrokontroler Arduino Uno menggunakan sensor tegangan ZMPT101B. Selain itu, dalam penelitian ini bertujuan untuk mengetahui persentase ketidakseimbangan tegangan sumber yang masuk pada motor induksi 3 fasa berdasarkan standar The National Standard for Electric Power System and Equipment ANSI Std C84.1-1995, NEMA Std MGI.2009 dari hasil monitoring alat yang telah dibuat. Metode penelitian yang digunakan penulis yaitu metode eksperimen laboratorium yang meliputi manipulasi, pengendalian, dan pengamatan. \u0000Hasil penelitian menunjukkan bahwa nilai persentase ketidakseimbangan tegangan, rata rata untuk di waktu pagi nilainya masih di bawah 1 %. Sedangkan untuk nilai persentase ketidakseimbangan tegangan di waktu siang dan sore hari nilainya sudah di atas 1 %. Jika sesuai dengan standar, persentase ketidakseimbangan tegangan yang diijinkan tanpa melakukan derating (penurunan daya) berdasarkan NEMA adalah 1 %. Sedangkan, maksimum persentase ketidakseimbangan tegangan yang diijinkan adalah 5 %. Maka, hasil dari data penelitian ketiga waktu tersebut yang paling aman kondisinya adalah di waktu pagi hari. Sedangkan, data penelitian y","PeriodicalId":15569,"journal":{"name":"Journal of Electrical Vocational Education and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2020-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85277166","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":"HUBUNGAN ANTARA PENGALAMAN PRAKTIK KERJA INDUSTRI DAN PRESTASI BELAJAR DENGAN KESIAPAN KERJA SISWA KELAS XI TEKNIK INSTALASI TENAGA LISTRIK SMK NEGERI 5 JAKARTA","authors":"Qori Imamah, Soeprijanto, R. ImamArif","doi":"10.21009/JEVET.0052.07","DOIUrl":"https://doi.org/10.21009/JEVET.0052.07","url":null,"abstract":"Abstract \u0000The Relationship Between Experiences of Industrial Work Practices and Learning Achievement with Work Readiness of Greade XI Students of Electrical Power Installation Techniques in SMK Negeri 5 Jakarta. The research method used in this study uses a survey method with a correlational approach. The population in the study were 55 students of class X Electric Power Installation Engineering.The results showed that the hypothesis test with a significance level of 5% showed that: (1) there was a positive and significant relationship between the experience of industrial work practices with work readiness, the results of tcount test (3.02)> ttable (2.00) with a contribution of 14.64%; (2) there is a positive and significant relationship between learning achievement and student work readiness, test results of tcount (2.16)> ttable (2.00) with a contribution of 8,45%; (3) there is a positive and significant relationship between industry work practice experience and learning achievement with student work readiness, the results of tcount (4,92.92)> ttable (3.16) with a contribution of 15.20%. \u0000  \u0000Abstrak \u0000.Penelitian ini bertujuan untuk mengetahui hubungan antara pengalaman praktik kerja industri dan prestasi belajar dengan kesiapan kerja siswa kelas XI teknik instalasi tenaga listrik SMK Negeri 5 Jakarta. Metode penelitian yang digunakan pada penelitian ini menggunakan metode surve dengan pendekatan korelasiponal. Populasi dalam penelitian adalah siswa kelas X Teknik Instalasi Tenaga Listrik sebanyak 55 siswa. Hasil penelitian menunjukan bahwa uji hipotesis dengan taraf signifikansi 5% menunjukan bahwa: (1) terdapat hubungan yang positif dan signifikan antara pengalaman praktik kerja industri dengan kesiapan kerja, hasil pengujian thitung (3,02) > ttabel (2,00) dengan kontribusi sebesar 14,64%; (2) terdapat hubungan yang positif dan signifikan antara prestasi belajar dengan hasil belajar rangkaian listrik, hasil pengujian thitung (2,16) > ttabel (2,00) dengan kontribusi sebesar 8,45%; (3) terdapat hubungan yang positif dan signifikan antara pengalalam praktik kerja industri dan prestasi belajar dengankesiapan kerja siswa, hasil pengujian thitung (4,92) > ttabel (3,16) dengan kontribusi sebesar 15,20%.","PeriodicalId":15569,"journal":{"name":"Journal of Electrical Vocational Education and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2020-02-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"88219790","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":"PENGARUH PENGGUNAAN LENSA DIVERGEN SERTA KONVERGEN TERHADAP DAYA KELUARAN PANEL SURYA","authors":"Amrul Mukmin, Parjiman, Muhamad Rif’an","doi":"10.21009/JEVET.0012.08","DOIUrl":"https://doi.org/10.21009/JEVET.0012.08","url":null,"abstract":"ABSTRACT \u0000The purpose of this research is to increase the power output of the solar panels and to know the effect on the solar panel after adding a converging lens and a diverging treatment varying distances and angles. The hypothesis of this study is anticipated to the influence of the use of a diverging lens and converges to the power output of solar panels. This study used an experimental method with quantitative approach. The subjects of the study were used that kind of Polycrystalline solar panels. Data analysis technique used is descriptive analysis with data collection techniques are observation laboratory and field observations. The conclusion of this study is to raise the value of the output power on solar panels can use a converging lens. This is evidenced by the results of the testing are the biggest increase in the converging lens use solar panels to power 900 outputs the angle and the distance between the lens and solar panels with a power output of 25 cm measured 56.46 μW. The influence of the use of a converging lens located on the corner of 150 and the distance between the lens and the solar panel 21 cm with an increase of 203.64%. These values occurred as a converging lens can focus the light so that the intensity of the light falling on the solar panels increases. While the greatest influence use of a diverging lens located on the corner of 300 and the distance between the lens and solar panels 1 cm with a decrease of 63.96%. These values occurred as a diverging lens can refract light so that the intensity of the light falling on the solar panel decreases. \u0000  \u0000ABSTRAK \u0000Tujuan penelitian ini yaitu untuk meningkatkan daya keluaran pada panel surya dan untuk mengetahui perbedaan pengaruh pada panel surya setelah ditambahkan lensa konvergen serta divergen dengan perlakuan jarak dan sudut yang bervariasi. Hipotesis penelitian ini yaitu diduga adanya pengaruh dari penggunaan lensa divergen dan konvergen terhadap daya keluaran panel surya. Penelitian ini menggunakan metode eksperimen dengan pendekatan kuantitatif. Subyek penelitian yang digunakan yaitu panel surya jenis Polycrystalline. Teknik analisis data yang digunakan yaitu analisis deskriptif dengan teknik pengumpulan data yaitu observasi laboratorium dan observasi lapangan. Kesimpulan dari penelitian ini yaitu Untuk menaikan nilai daya keluaran pada panel surya dapat menggunakan lensa konvergen. Hal ini dibuktikan dengan hasil pengujian terdapat kenaikan terbesar penggunaan lensa konvergen pada panel surya terhadap daya keluaran yaitu sudut 900 dan jarak antara lensa dan panel surya 25 cm dengan daya keluaran yang terukur 56,46 µW.Pengaruh terbesar penggunaan lensa konvergen terdapat pada sudut 150 dan jarak antara lensa dan panel surya 21 cm dengan kenaikan sebesar 203,64%. Nilai tersebut terjadi karena lensa konvergen dapat memusatkan cahaya sehingga intensitas cahaya yang jatuh pada panel surya meningkat. Sedangkan pengaruh terbesar penggunaan lensa divergen terdapat pada sudu","PeriodicalId":15569,"journal":{"name":"Journal of Electrical Vocational Education and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2018-11-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"80799408","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":"PENGARUH KETEBALAN BATU ANDESIT TERHADAP KELUARAN TERMOELEKTRIK","authors":"Ary Akbar Nugraha, Massus Subekti, I. A. Rahardjo","doi":"10.21009/spatial.181.07","DOIUrl":"https://doi.org/10.21009/spatial.181.07","url":null,"abstract":"Abstract. \u0000This research aimed to create and utilize video-based learning media on motor control course and also to determine whether the video-based learning media on motor control course is effective or not. The making of the video-based learning media using several stages, namely, literature study, analysis needs, product planning, product making, instrument making feasibility and feasibility studies that are conducted by the experts, media specialists and students in order to determine the feasibility of the media created. Furthermore, to test the effectiveness of video-based learning media on motor control course, students are given the post- test questions that the validity and reliability have previously been tested by using an experimental model. \u0000The results of the feasibility test got a score > 80%, subject experts got a score of 94.23%, media experts 91,66%, and students 86.13%. The results of the feasibility test obtained, video-based learning media on motor control course is said to be very good and fit for use as a media of learning. The average value of students post test using a video-based learning media is 83, while students who do not use a video-based learning media have an average of 80.56. These data showed that value of post test results of motor control course that uses video-based learning media is higher than value of post test results that does not use a video-based learning media. The difference in post test results show that a video-based learning media on motor control course is an effective media of learning. \u0000Abstrak \u0000Tujuan  penelitian  ini  adalah  untuk  mengetahui  pengaruh  ketebalan  batu  andesit  terhadap  keluaran termoelektrik. Penelitian ini menggunakan metode penelitian eksperimen dengan pendekatan kuantitatif. Subjek penelitian ini ialah ketebalan batu andesit. Ketebalan batu andesit yang digunakan yaitu ketebalan 1 cm, 2 cm, dan 3 cm. Penelitian ini dilakukan pengujian laju kalor konduksi dan keluaran termoelektrik berdasarkan ketebalan batu andesit. Teknik analisis data yang digunakan yaitu analisis deskriptif dengan teknik pengumpulan data yaitu observasi laboratorium dan observasi lapangan. Hasil penelitian ini menunjukkan bahwa batu andesit ketebalan 1 cm menghasilkan laju kalor konduksi tertinggi dibandingkan ketebalan 2 cm dan 3 cm. Begitu juga dengan keluaran yang dihasilkan termoelektrik. Batu andesit ketebalan batu 1 cm menghasilkan keluaran paling besar dibandingkan ketebalan batu 2 cm dan 3 cm. Tegangan keluaran V0 (tanpa beban) dan V1 (dengan hambatan 100 ohm) yang dihasilkan termoelektrik pada ketebalan batu 1 cm berturut- turut sebesar 1.40 V dan 1.08 V, ketebalan batu 2 cm sebesar 1.37 V dan 0.98 V, dan ketebalan batu 3 cm sebesar 1.22 V dan 0.94 V. Berdasarkan hasil data pengujian tersebut dapat disimpulkan bahwa ada pengaruh ketebalan batu andesit terhadap keluaran termoelektrik.","PeriodicalId":15569,"journal":{"name":"Journal of Electrical Vocational Education and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2018-07-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74677655","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}