Development and Prototyping of an Accurate and Cost-efficient Digital Sampling Multi-Meter Using Instantaneous Power Calculation Algorithm. Diyala Journal of Engineering Sciences , [S. l.], v. 18, n. 4, p. 155–164, 2025. DOI: 10.24237/djes.2025.18411. Disponível em: https://djes.info/index.php/djes/article/view/1824. Acesso em: 15 dec. 2025.