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Contact Name
Agus Perdana Windarto
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Sekretariat Jurnal TUNAS Jln. Jendral Sudirman Blok A No. 1/2/3 Kota Pematang Siantar, Sumatera Utara 21127 Telepon: (0622) 2243
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Sumatera utara
INDONESIA
Jurnal Tunas
ISSN : -     EISSN : 27152715     DOI : 10.30645
Core Subject : Education, Art,
Jurnal TUNAS adalah jurnal yang diterbitkan oleh LPPM STIKOM Tunas Bangsa Pematangsiantar yang Tujuan dari publikasi jurnal ini adalah untuk menyebarluaskan pemikiran konseptual atau ide dan hasil penelitian yang telah dicapai di bidang pengabdian masyarakat. Jurnal TUNAS: Jurnal Pengabdian Kepada Masyarakat, berisi berbagai kegiatan dalam menangani dan mengelola berbagai potensi, hambatan, tantangan, dan masalah yang ada di masyarakat. Implementasi kegiatan layanan juga melibatkan partisipasi masyarakat dan mitra. Kegiatan pelayanan diorganisasikan menjadi kegiatan yang bertujuan untuk meningkatkan kesejahteraan masyarakat. Silakan baca panduan ini dengan seksama. Penulis yang ingin menyerahkan naskah mereka ke redaksi Jurna TUNAS: Jurnal Pengabdian Kepada Masyarakat harus mematuhi pedoman penulisan. Jika naskah yang dikirimkan tidak sesuai dengan pedoman atau ditulis dalam format yang berbeda, naskah tersebut akan DITOLAK oleh editor sebelum ditinjau lebih lanjut. Para editor hanya akan menerima naskah yang memenuhi format yang ditugaskan. Jurnal TUNAS terbit 2 kali setahun. Pengiriman artikel tidak dipungut biaya, kemudian artikel yang diterima akan diterbitkan secara online dan dapat diakses secara gratis.
Arjuna Subject : Umum - Umum
Articles 115 Documents
Pelatihan Teknik Caesar Cipher Terhadap Keamanan Informasi Azhar, Asbon Hendra; Destari, Ratih Adinda; Negoro, Wahyu Sapta; Ardansyah, A
Jurnal TUNAS Vol 5, No 2 (2024): Edisi April
Publisher : LPPM STIKOM Tunas Bangsa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30645/jtunas.v5i2.111

Abstract

The concept of cryptography has been used since ancient times by Julius Caesar and continues to develop today. Based on the era, cryptography is divided into two parts, namely classical cryptography and modern cryptography. The similarity between the two is that they both use mathematical concepts in the technique of creating and breaking a message. But in classical cryptography, the mathematical concepts used are still very simple, such as substitution, permutation and transpose. Meanwhile, in modern cryptography the mathematical concepts used are no longer simple, such as polynomials, prime numbers, groups, rings and fields. The advantage of classical cryptography is that it is easy to encrypt messages, but some encryption techniques also have a fatal weakness, namely that they are very easy to crack. An example of classic cryptography that is very easy to create and solve is the Caesar Cipher which only has 26 possible keys. Caesar Cipher is included in the Substitution Cipher encryption, where a random code or script is obtained by replacing each character in the original text.
Pendampingan Terhadap Koperasi UMKM Tajur Halang Makmur Untuk Meningkatkan Omset Penjualan Enok Tuti Alawiah; Dinin Setyorini; H Hasanudin
Jurnal TUNAS Vol 5, No 1 (2023): Edisi November
Publisher : LPPM STIKOM Tunas Bangsa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30645/jtunas.v5i1.102

Abstract

The Tajur Halang Makmur UMKM Cooperative has members from the MSME forum from the Tajur Halang District MSME Forum, Bogor Regency. The majority of business actors have businesses in the culinary and handicraft sectors. Currently, production is still carried out on a household business scale using simple production equipment so product quantities are still limited. Currently, business actors have problems in terms of product marketing, packaging design, making financial reports and after-sales service to customers. Mentoring activities are carried out to provide training to MSMEs in terms of making packaging label designs, making financial reports and broader product marketing training. The aim of the activity is to increase the sales turnover of MSME business actors so that they can continue their business with an increased turnover. The activity method is carried out in the form of face-to-face training which is divided into four activity sessions. Training activities were carried out in the Tajur Halang District Hall. The results of the activity show that partners' skills and knowledge have increased in terms of design creation, product marketing and preparation of financial reports.
Mesin Pengiris Ubi Mengunakan TIMER Yanie, Ahmad; Roza, Indra; Tumanggor, Daniel; Rzk, M Fathur; Sihotang, Chirstian
Jurnal TUNAS Vol 5, No 2 (2024): Edisi April
Publisher : LPPM STIKOM Tunas Bangsa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30645/jtunas.v5i2.107

Abstract

Nowadays technology has developed rapidly, many electronic devices have been created to help or make human work easier. This can be seen in developments at the beginning of the 21st century where humans have been able to create communication devices that do not use cables, such as cell phones, and also computers that are packaged and made so that they can be carried by users, such as laptops. Likewise with industrial equipment as well as home industrial equipment such as equipment for separating or roasting coffee and also automatic coffee drying equipment. One piece of equipment that is no less popular for housewives and home businesses is equipment for cutting cassava. The design of an automatic cassava cutting tool is useful for helping home industry activities. Just put the cassava in the tube and automatically the motor connected to the cutting knife will rotate and will automatically stop at the predetermined timer.
Bimtek Manajemen Sumber Daya Manusia dan Pemasaran Pada Koperasi Produsen Pancur Agro Makmur di kelurahan Kalipancur Askar Yunianto; J Jaeni; M Maryono; P Purwatiningtyas
Jurnal TUNAS Vol 5, No 1 (2023): Edisi November
Publisher : LPPM STIKOM Tunas Bangsa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30645/jtunas.v5i1.98

Abstract

The Pancur Agro Makmur Producer Cooperative in Kalipancur Village, is a newly established cooperative. This cooperative includes producer farmer group cooperatives whose members consist of various products, namely in crop cultivation, animal husbandry and fisheries, holiculture, fertilizer processing. Cooperative management is often interpreted as a way to utilize cooperative resources as economic. Farmer groups as managers between individuals and breeders, crop cultivation, fisheries, horiculture and fertilizer management. Most farmer groups have difficulty in forming capital. There are limited human resources, adeuate facilities and infrastructure owned by cooperatives and solid business networks/partnerships with the principles of interrelatedness, mutual need and mutual benefit. In term of financing and capital it still difficult for cooperatives to access financialinstitution  (banking) considering the conditions set are quite severe, especially the issue of guarantees/collateral and other conditions. The effort is to increase from the capital side through productive economic endeavors. Economy is defined as series of activities to provide business capability, economy to increase, and create mutually beneficial business partnerships. Marketing is the cornerstone of the activities of a business. Including those in the prosperous Agro Producer Cooperative, Prosperous Agro Pancur producers will quikly grow and develop.
Pemberdayaan Kelompok Pembudidaya Dalam Pengaplikasian Sistem Monitoring Kualitas Air Kolam Berbasis Iot Untuk Meningkatkan Hasil Panen Ikan Mujair Desa Kaweruan, Kabupaten Minahasa Utara Ryan Laksmana Singgeta; Ignatia R. Honandar; Pinrolinvic D. K. Manembu
Jurnal TUNAS Vol 5, No 1 (2023): Edisi November
Publisher : LPPM STIKOM Tunas Bangsa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30645/jtunas.v5i1.103

Abstract

In the journey to develop this business, there were two main problems that were experienced and became urgent, including: There was a time when there were tilapia fish that died in large enough numbers so that they experienced crop failure. The second problem is that cultivation groups have not been able to maintain tilapia fish seeds properly. The third problem is that cultivation groups have not been able to carry out good financial management, so they have not received the targeted profits. For this reason, the team designed a pool water quality monitoring system based on the Internet of Things (IoT) which is related to research that has been carried out and published previously. The aim of the activities carried out is to empower tilapia fish cultivation groups to be able to increase harvest yields to a good grade and more than before. In the progress stage, the team has conducted 1) training and assistance on how to properly care for tilapia fish seeds; 2) training and assistance in financial management of cultivation groups and will be continued 3) introduction of an IoT-based pond water quality monitoring system and its operation. Based on the results of the activity, it can be concluded that the tilapia fish cultivation group in Kaweruan village can understand and explain the influence of water quality on the growth of tilapia fish and is skilled in practicing how to compile a cash book using a simple application. Meanwhile, the water quality monitoring tool that has been designed can operate well and can be monitored remotely for PH, TDS, temperature, and water level values with an Internet connection.
Pemberdayaan Perempuan Bidang Pemasaran Untuk Produk Usaha Kecil Di Rukun Warga (RW) VI Kelurahan Sampangan, Kecamatan Gadjah Mungkur Kota Semarang Maskur, Ali; Nawatmi, Sri; Purwatiningtyas, P; Yunianto, Askar; Budi, Mulyo
Jurnal TUNAS Vol 5, No 2 (2024): Edisi April
Publisher : LPPM STIKOM Tunas Bangsa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30645/jtunas.v5i2.108

Abstract

The World Economic Forum (WEF) has released the Global Gender Gap Report 2022. The report examines gender inequality in four areas, namely, political empowerment, economic participation and opportunities, educational attainment and health and survival. In this year's WEF report, Indonesia generally obtained a GII score of 0.697 and was ranked 92nd out of 146 countries. The aim of this service is to help empower women through outreach activities regarding the marketing of small business products in order to increase their role in helping the family economy. It is hoped that an understanding of marketing and its strategies will motivate the women of RW VI, Sampangan Village, Gadjah Mungkur District, Semarang City, to enter the business world. Understanding product marketing is very important to increase income from the business that will be carried out..
Workshop Suply Chain Manajemen Untuk Meningkatkan Efisiensi Bisnis Dengan Menggunakan Aplikasi Moonsonsim Di SMA Wiyata Dharma Loo, Petrus; Marpaung, Linda Wahyu
Jurnal TUNAS Vol 5, No 2 (2024): Edisi April
Publisher : LPPM STIKOM Tunas Bangsa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30645/jtunas.v5i2.112

Abstract

The constitution of teachers and lecturer (no14 of 2005) provides that teachers are professional educators and scientists with major assignments to transform, develop, and promote science, technology, and the arts through education, research, and community research. Public service (PKM) is a subjective duty, so it is compulsory. PKM is itself a direct process of implementation of science, technology and cultural arts using scientific methodologies as propagation of tri darma. In simple terms, PKM can be defined as implementation process or application of technologies and science to the public. This service to the public was performed at wiyata dharma high school in a workshop. PKM is planning to use monsoonsim using using monsoonsim to supply chain management. Where a supply chain management is an approach used to promote integration of suppliers, manufacturing, distirsions, retailer and custommer so that the products produced in the right amount, the right time and the right locations to minimize costs and give satisfaction to consumers can be very useful in helping students understand difficult concepts. This helps students to think systematically and logically as they progress through scenarios full of uncertainty and complexity.
Pelatihan Teknik Affine Cipher untuk Keamanan Data Teks Nurjamiyah, N; Lubis, Husni; Lubis, Ihsan; Irwan, Dedy; Khairani, Sumi
Jurnal TUNAS Vol 5, No 2 (2024): Edisi April
Publisher : LPPM STIKOM Tunas Bangsa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30645/jtunas.v5i2.113

Abstract

The development of computer technology nowadays has progressed very rapidly in line with the development of computer and telecommunication technology, making communication more open and information exchange faster, however not all developments in communication technology have had a positive and beneficial impact. One of the negative impacts of technological development is the existence of wiretapping, with the presence of encrypted tapping, the security aspect in exchanging important information. The problem of sending messages (e-mail), be its agencies, education, government, private and others, must contain confidential information, so encryption of the message is required. Encryption of information is important to support information security, because it can guarantee message security. Therefore, encryption is needed by users who have information that is guaranteed its confidentiality. One way to store data sent via email is to use cryptography. The Affine Cipher is an extension of the Caesar Cipher which multiplies the plaintext by a value and adds a shift. Creating an application by implementing cryptography using the Affine Cipher is one way of maintaining the confidentiality of information and is very important. The results obtained from this research are that the application created can change the content of existing messages and can store information that is available when sending e-mails. The process of encoding messages using the Affine Cipher algorithm is successfully used to hide secret messages into text.
Digital Image Processing Education for Detection and Knowledge Information Hidden in Images Negoro, Wahyu Sapta; Azhar, Asbon Hendra; Destari, Ratih Adinda; Syahrian, Achmad
Jurnal TUNAS Vol 6, No 1 (2024): Edisi November
Publisher : LPPM STIKOM Tunas Bangsa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30645/jtunas.v6i1.117

Abstract

AbstractDigital Image Processing, known as Digital Image Processing, is a scientific discipline related to techniques for processing an image using a computer. There are several types of images, namely color images (RGB), grayscale images (grayscale), binary images (monochrome) (Akhmad Fadjeri et al, 2023). In the world of medicine, image segmentation is used to detect an object in a medical image or analyze the nature of a disease such as eye disease (keratitis) (Kon et al, 2023).Image is a representation or can also be said to be a picture, imitation, imitation, or similarity, of a particular object. Images, when grouped based on the type of data that makes up the image, are divided into 2 types, namely analog images and digital images (Yao et al, 2022). Analog Images and Digital Images Analog images are produced using analog tools, such as analog video cameras, CT scans, analog photo cameras, x-ray sensors for thorax photos, cams, short wave sensors in radar systems, ultrasound sensors in ultrasound systems, and others. -other (Tarpley et al., 2021).
“LIBASTIK” Free Plastic Environment with Creative Hands Arifin, Muhammad; Manurung, Lastiur; Muham, Novia Angelia Br; Pohan, Putri Amanda; Alya, Kharisma Rahmadhani; Marpaung, Maria Magdalena; Simatupang, Linda E M; Wandari, Kameilia; Tarigan, Jenni Parlopes Br; Aulia, Ismi; Utami, Mauliddina; Togatorop, Inneke MF
Jurnal TUNAS Vol 6, No 1 (2024): Edisi November
Publisher : LPPM STIKOM Tunas Bangsa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30645/jtunas.v6i1.118

Abstract

AbstractPlastic waste is a waste that is difficult to decompose by soil. Plastic cannot be recycled and will cause environmental pollution that is detrimental to humans. The plastic that we throw away carelessly can become handicrafts from used goods that make a lot of money. So that UMSU Pre-Service PPG students have an innovation to make collage paintings from this plastic waste which is named the leadership orojeck program entitled "LIBASTIK (Plastic Free Environment) with Creative Hands". This program was carried out at the Maju Bersama Indonesia Orphanage Foundation. The stages in the implementation of this activity include, 1) preparation stage; 2) implementation stage; and 3) evaluation..

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