Warning: file_get_contents(https://ojs.journalbusiness.my/ojs.php): failed to open stream: HTTP request failed! HTTP/1.1 404 Not Found in /var/www/ojs.unud.ac.id_backup/lib/pkp/includes/functions.inc.php on line 4 Sudarsono, Joshua, Sukadarmika, Gede, AND linawati, linawati. " Rancang Bangun Alat Ukur Kualitas Jaringan Berbasis Raspberry Pi 3 Model B" Majalah Ilmiah Teknologi Elektro [Online], Volume 20 Number 1 (1 March 2021)