NS EN 1793-5 : 2016
Current
Current
The latest, up-to-date edition.
ROAD TRAFFIC NOISE REDUCING DEVICES - TEST METHOD FOR DETERMINING THE ACOUSTIC PERFORMANCE - PART 5: INTRINSIC CHARACTERISTICS - IN SITU VALUES OF SOUND REFLECTION UNDER DIRECT SOUND FIELD CONDITIONS
Published date
12-07-2016
Explains a test method for measuring a quantity representative of the intrinsic characteristics of sound reflection from road noise reducing devices: the reflection index.
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