A.E. Isaev, A.M. Polikarpov, B.I. Khatamtaev FSUE “VNIIFTRI”, Mendeleevo, Moscow region, Russiaisaev@vniiftri.ru,a_polikarpov@vniiftri.ru Al’manac of Modern Metrology № 3 (27) 2021, pages 62–84 Annotation. Approaches to the construction of a hydrophone model, consisting of a “line of outpacing” and a minimum-phase part that including the effect of sound diffraction and the resonance properties of an active … Continue reading VNIIFTRI’S tasks at the COOMET 786/RU/19 comparisons and approaches to their solution