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Normas BSI – AENOR
BS 7135-1:1989, EN 27779:1991, ISO 7779:1988

BS 7135-1:1989, EN 27779:1991, ISO 7779:1988

Noise emitted by computer and business equipment. Method of measurement of airborne noise

Fecha Anulación:
2001-10-25 /Withdrawn
Comité:
EH/1
Equivalencias internacionales:

EN 27779:1991

ISO 7779:1988

Relación con otras normas BSI:

Reemplazada por: BS EN ISO 7779:2001

Keywords:
Office machines, Typewriters, Sound intensity, Data processing equipment, Computer hardware, Computer peripheral equipment, Printing machines, Microform readers, Punched card equipment, Type testing, Display devices (computers), Testing conditions, Computer printers, Error correction, Computers, Test equipment, Calibration, Mathematical calculations, Computer storage devices, Teleprinters, Computer terminals, Duplicating machines, Punched card readers, Keyboards, Acoustic testing, Installation, Acoustic measurement, Office equipment, Noise (environmental), Accuracy
264,45
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Formato digital

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