2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/87628The apparatus description for control of the time parameters of photomultipliers with high time resolution is described. For generation of ultrashort light flashes have been used sonoluminescence effect -- emission of the light flashes which is appearing at the stressed interior of collapsing air microbubble by sound wave in water.The talk on 12 National Synchrotron Radiation Conference (July 13- 18, Novosibirsk), 7 pages, 3 figuresInstrumentation and Detectorstext