A.E. Isaev, A.M. Polikarpov, B.I. Khatamtaev FSUE “VNIIFTRI”, Mendeleevo, Moscow region, Russiaisaev@vniiftri.ru Al’manac of Modern Metrology № 2 (30) 2022, pages 56–71 Abstract. Replacing an acoustic center with a reference center is quite acceptable in measu­rements of the sensitivity modulus of a hydrophone, but can lead to significant uncertainties in the phase angle of sensitivity. … Continue reading Experimental determination of the acoustic center of a measuring hydrophone