FprEN ISO 7779

Acoustics - Measurement of airborne noise emitted by information technology and telecommunications equipment (ISO/FDIS 7779:2010)

2010-03-00

Hết hiệu lực

DIN EN ISO 7779 (2010-05), IDT * ECMA-74 (2008-12), MOD * S31-072PR, IDT * ISO/FDIS 7779 (2010-03), IDT * OENORM EN ISO 7779 (2010-05-01), IDT

EN ISO 7779/prA2 (2008-06)

EN ISO 7779 (2010-08)

EN ISO 7779 (2010-08) * FprEN ISO 7779 (2010-03) * EN ISO 7779/prA2 (2008-06) * EN ISO 7779/prA2 (2006-03)

Acoustic measurement * Acoustic testing * Acoustics * Airborne noise * Airborne noise emitted * Airborne sound * Cables * Calibration * Clay fraction * Comparison * Computers * Corrrections * Data * Data processing * Data processing equipment * Definitions * Determination * Enveloping surface methods * Environment * External noise * Filters * Free fields * Frequencies * Handling * Information technology * Input voltage * Installations * Instruments * Layout * Loudness levels * Machine noise * Machines * Measurement * Measurement duration * Measuring banks * Measuring environment * Measuring instruments * Measuring rooms * Measuring surfaces * Measuring systems * Measuring techniques * Measuring uncertainty * Methods * Microphones * Moisture * Noise * Noise control * Noise emissions * Noise (environmental) * Noise measurements * Office equipment * Office machines * Operating conditions * Operating stations * Operation * Operators * PC * Personal computers * Precision * Pressure * Printers * Reflection * Reverberation room method * Reverberation rooms * Rotation * Sitting * Sound intensity * Sound level * Sound pressure * Sound pressure level * Sound sources * Tables * Telecommunications * Temperature * Terminals * Testing * Type of unit * Working places * Procedures * Sound levels * Processes * Engines * Volume (sound) * Extraneous noise

17.140.20. Tiếng ồn do máy và thiết bị
35.020. Công nghệ thông tin nói chung

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