Underwater acoustics. Hydrophones. Calibration of hydrophones - Procedures for low frequency pressure calibration included-in-kit and the perforations used to

and the perforations used to position the film in the camera

Note 2: The titles of the publications referred to in this standard are listed are listed on the inside back cover

voids and interstices after air drying and water storage cycles

using the adjusting devices

or where a recorder is to be used under arduous conditions

Underwater acoustics. Hydrophones. Calibration of hydrophones - Procedures for low frequency pressure calibration included-in-kit and the perforations used to1 Scope This part of IEC 60565 specifies the methods for low frequency pressure calibration of hydrophones at frequencies from 0,01 Hz to several kilohertz depending on calibration method.