I.S. EN 62127-1:2007
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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ULTRASONICS - HYDROPHONES - PART 1: MEASUREMENT AND CHARACTERIZATION OF MEDICAL ULTRASONIC FIELDS UP TO 40 MHZ (IEC 62127-1:2007 (EQV))
Hardcopy , PDF
03-06-2022
English
01-01-2007
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
FOREWORD
INTRODUCTION
1 Scope and object
2 Normative references
3 Terms, definitions and symbols
4 List of symbols
5 Measurement requirements
6 Measurement procedure
7 Beam characterization
8 Requirements for specific ultrasonic fields
9 Compliance statement
Annex A (informative) - General rationale
Annex B (informative) - Hydrophones and positioning
Annex C (informative) - Acoustic pressure and intensity
Annex D (informative) - Voltage to pressure conversion
Annex E (informative) - Correction for spatial averaging
Annex F (informative) - Acoustic output parameters for
multi-mode medical ultrasonic fields in the absence
of scan-frame synchronization
Annex G (informative) - Propagation medium and degassing
Annex H (informative) - Specific ultrasonic fields
Annex I (informative) - Assessment of uncertainty in
the acoustic quantities obtained by hydrophone
measurements
Annex J (informative) - Transducer and hydrophone
positioning systems
Annex K (informative) - Beamwidth midpoint method
Bibliography
Annex ZA (normative) - Normative references to
international publications with their corresponding
European publications
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