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BS ISO 13475-1:1999
Current
The latest, up-to-date edition.
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Acoustics. Stationary audible warning devices used outdoors Field measurements for determination of sound emission quantities
Hardcopy , PDF
English
15-06-2000
1 Scope
2 Normative references
3 Terms and definitions
4 Test conditions
4.1 Test site
4.2 Mounting of apparatus
4.3 Instrumentation
4.4 Microphone positions
4.5 Measurement methods
4.6 Ambient conditions
4.7 Test procedure
5 Acoustic characteristics
5.1 Test signals
5.2 Duration of the measurement
5.3 Determination of the sound emission quantities
5.4 Measurement of uncertainty
6 Information to be reported
Annex A (normative) Supply conditions
Annex B (normative) Calculation of combined expanded
uncertainty
Bibliography
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