BS EN 62127-2 : 2007

INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions and symbols
4 List of symbols
5 Overview of calibration procedures
6 Generic requirements of a hydrophone calibration system
7 Electrical considerations
8 Preparation of hydrophones
9 Free field reciprocity calibration
10 Free field calibration by planar scanning
11 Free field calibration by optical interferometry
12 Calibration by comparison using a standard hydrophone
Annex A (informative) - Assessment of uncertainty in free
        field calibration of hydrophones
Annex B (informative) - Behaviour of PVDF polymer sensors
        in high intensity ultrasonic fields
Annex C (informative) - Electrical loading corrections
Annex D (informative) - Absolute calibration of hydrophones
        using the planar scanning technique
Annex E (informative) - Properties of water
Annex F (informative) - The absolute calibration of hydrophones
        by optical interferometry up to 40 MHz
Annex G (informative) - Waveform concepts
Annex H (informative) - Time delay spectrometry - requirements
        and a brief review of the technique
Annex I (informative) - Determination of the phase response
        of hydrophones
Annex J (informative) - Maximum size considerations for the
        active element of a hydrophone
Annex K (informative) - Two-transducer reciprocity calibration
        method
Annex ZA (normative) - Normative references to international
         publications with their corresponding European
         publications
Bibliography

Defines: - absolute hydrophone calibration methods; and - relative (comparative) hydrophone calibration methods.