NEN ISO 13475-1 : 1999
Current
Current
The latest, up-to-date edition.
ACOUSTICS - STATIONARY AUDIBLE WARNING DEVICES USED OUTDOORS - PART 1: FIELD MEASUREMENTS FOR DETERMINATION OF SOUND EMISSION QUANTITIES
Published date
12-01-2013
Publisher
Specifies the test conditions by which the sound emission level of stationary audible warning devices can be obtained. Applicable to sirens for use in public outdoor warning systems and sound signalling devices for use outdoors.
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