NF EN 61266 : 1996
Current
The latest, up-to-date edition.
ULTRASONICS - HAND-HELD PROBE DOPPLER FOETAL HEARTBEAT DETECTORS - PERFORMANCE REQUIREMENTS AND METHODS OF MEASUREMENT AND REPORTING
12-01-2013
Introduction
1. Scope
2. Normative references
3. Definitions
4. List of symbols
5. Configuration
6. Performance
6.1 Acoustic working frequency
7. Safety
8. Tests
8.1 Acoustic working frequency
8.2 Output power
8.3 Spatial-peak temoral-peak acoustic pressure
8.4 Effective area of the ultrasonic transducer active
element
8.5 Overall sensitivity
9. Preferred method for reporting performance of
existing equipment
10. Specifications for labelling
11. Sampling
Figures
Annexes
A. (informative) Choice of target and determination of
target plane-wave reflection loss
B. (informative) Typical test equipment and test
procedures
C. (informative) Determination of the two-way insertion
loss of acoustic attenuators
D. (informative) Rationale
E. (informative) Bibliography
ZA. (normative) Normative references to international
publications with their corresponding European
publications
Establishes methods of measurement of performance of a complete ultrasonic hand-held Doppler foetal heartbeat detector. Deals with requirements for the performance of equipment and requirements for the reporting of existing equipment. Does not cover equipment design.
| DevelopmentNote |
Indice de classement: C97-908. (05/2015)
|
| DocumentType |
Standard
|
| PublisherName |
Association Francaise de Normalisation
|
| Status |
Current
|
| Standards | Relationship |
| DIN EN 61266:1996-06 | Identical |
| BS EN 61266:1995 | Identical |
| I.S. EN 61266:1997 | Identical |
| EN 61266:1995 | Identical |
| IEC 61266:1994 | Identical |
| UNE-EN 61266:1996 | Identical |
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