Publisher : SN

NS 4808:1970 PDF

General requirements for the preparation of test codes for measuring the noise emitted by machines

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NS 4809:1970 PDF

Procedure for describing aircraft noise around an airport

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NS 481-2:1968 PDF

Reinforcing steel — Hot roled deformed bars

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NS 4810:1970 PDF

Method for calculating loudness level

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NS 4811:1970 PDF

Monitoring aircraft noise around an airport

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NS 4812:1978 PDF

Measurement of noise inside railbound vehicles

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NS 4813:1978 PDF

Measurement of reverberation in auditoria

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NS 4814:1977 PDF

Acoustics — Measurement of noise with sound level meter

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NS 4814:2007 PDF

Acoustics — Measurement of occupational noise exposure of workers — Area noise measurements and preparation of noise contour line maps

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NS 4815-1:2006 PDF

Measurement of occupational noise exposure of workers — Part 1: Survey method

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