I Ketut Putra

Design and Experimental Evaluation of an Ultrasonic Generator for the Inactivation of Gram-positive and Gram-negative Bacteria

I Ketut Putra, I Made Satriya Wibawa, I Ketut Sukarasa, Freygieon Ogiek Rizal Sukma & Anak Agung Ngurah Gunawan · Asian Journal of Research and Reviews in Physics · 2026

This research presents the design and experimental application of an ultrasonic generator based on an IC 555 timer as a source of ultrasonic waves for bacterial inactivation. The developed system operated in the frequency range of 40–65 kHz and was experimentally evaluated using...