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Normas BSI – AENOR
BS 4196-4:1981, ISO 3744-1981

BS 4196-4:1981, ISO 3744-1981

Sound power levels of noise sources. Engineering methods for determination of sound power levels for sources in free-field conditions over a reflecting plane

Fecha Anulación:
1994-10-15 /Withdrawn
Comité:
EH/1
Equivalencias internacionales:

ISO 3744

Relación con otras normas BSI:

Reemplazada por: BS EN ISO 3744:1995

Keywords:
Noise (environmental), Installation, Noise control (acoustic), Acoustic testing, Microphones, Acoustic properties and phenomena, Sound intensity, Sound-level meters, Sound sources, Free-field rooms, Acoustic measurement, Audio equipment, Mathematical calculations, Production equipment, Acoustic testing rooms
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