Arifin, Muhammad Iqbal
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PENGARUH BENDING PADA ANTENA MIKROSTRIP TERHADAP GAIN, DIRECTIVITY, DAN EFFICIENCY DENGAN ORIENTASI BENDING ARAH SUMBU Y Arifin, Muhammad Iqbal; Purnomo, Muhammad Fauzan Edy; Mustofa, Ali
Jurnal Mahasiswa TEUB Vol. 12 No. 5 (2024)
Publisher : Jurnal Mahasiswa TEUB

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Abstract

Antennas must adapt to a time when wearable and flexible forms are necessary. The microstrip antenna may need to be bent for this purpose, which may modify its properties or specifications. In this study, a stair-like 27-star ground plane patch is used to create a microstrip antenna that operates at 2.4 GHz. CST Studio Suite 2019 software was used for design and simulation, while a signal generator and spectrum analyzer were used for measurements. The simulation findings demonstrate that bendinggenerates yield gradation in the gain, directivity, and efficiency characteristics of the microstrip antenna. The measurement results demonstrate that gain, directivity, and efficiency may be varied. The smaller the bending radius the more bent the antenna become, therefore the antenna will work differently. Keywords: Microstrip Antenna, Bending, Gain, Directivity, Efficiency
THE POTENTIAL OF DIGITIZING THE ISTISHNA CONTRACT DURING A PANDEMIC COVID-19 IN INDONESIA Salwa, Yassindya; Arifin, Muhammad Iqbal; Fageh, Achmad
Khatulistiwa Vol 14, No 1 (2024)
Publisher : The Pontianak State Institute of Islamic Studies

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24260/khatulistiwa.v14i1.2295

Abstract

The current istishna contract has experienced an event of digitization and adaptation to the buying and selling activities of the public, especially in Indonesia, namely by utilizing an online or network-based system. During the Covid-19 pandemic, it was not uncommon to find several businesses implementing the istishna contract as a manifestation of the digitization of buying and selling contracts. However, it is still not known for sure whether the istishna contract has the potential to be adequately implemented by the teachings of Islamic law or not, especially in the digitalization era, which adapts the istishna contract into an Islamic-based transaction activity that uses various information technology facilities. This research is qualitative research with the retrieval method of information utilizing a literature study. Thus, in finding conclusions on the problems discussed, the author uses a normative approach that examines the issue according to the views of norms, one of which is religious norms related to the permissibility and opportunities of digitizing the istishna contract in Indonesia. In addition, the author analyzes the impact of the pandemic on the economy, which is, of course, related to the potential for the istishna contract. This study aimed to determine the potential for digitizing the istishna contract, especially during the Covid-19 pandemic. From this research, the conclusion is that the istishna contract has the potential to be quite good in the community's economic activities during the Covid-19 pandemic, even though it is in the form of digitalization.