Cinematography. Background acoustic noise levels in the theatres, review rooms and dubbing rooms Ingestion-build-228203 ISO 9693 layouts requirements and

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NOTE 4 Hand-held motor-operated electric tools and saw benches to form an integrated whole with a hand-held motor-operated electric tools are covered by EN 62841‑1:2015 together with EN 60745‑2‑5:2010

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Cinematography. Background acoustic noise levels in the theatres, review rooms and dubbing rooms Ingestion-build-228203 ISO 9693 layouts requirements and1 Scope This International Standard specifies measurement methods and maximum ratings for indoor background sound pressure levels in theatres, review rooms and dubbing rooms. It applies to noise emitted by heating, ventilating and air conditioning systems, intrusive noise from the projector(s) associated with the theatre and noise emitted by any other mechanical or electrical equipment in the theatre building. It is intended for application when the