Vibration Training System Performance Test – Two Mass Absorber System ExperimentOjo Kurdi, Djoeli Satrijo, Toni Prahasto, Ian Yulianti, Mohd Shukri Yob and Muhammad Arif RayhanE3S Web of Conf., 517 (2024) 13001DOI: https://doi.org/10.1051/e3sconf/202451713001