Cena s DPH / bez DPH
sklademVydáno: 1979-03-30
BS 5721:1979
Specification for frequency weighting for the measurement of aircraft noise (D-weighting)
Formát
Dostupnost
Cena a měna
Anglicky Zabezpečené PDF
K okamžitému stažení
3780 Kč
Anglicky Tisk
Skladem
3780 Kč
| Označení normy: | BS 5721:1979 |
| Počet stran: | 8 |
| Vydáno: | 1979-03-30 |
| ISBN: | 0 580 10757 4 |
| Status: | Standard |
Popis
BS 5721:1979
This standard BS 5721:1979 Specification for frequency weighting for the measurement of aircraft noise (D-weighting) is classified in these ICS categories:
- 49.020 Aircraft and space vehicles in general
A special frequency weighting has been found useful for certain measurements of aircraft noise. This standard has been specially prepared for use in conjunction with ISO standards1) on aircraft noise measurements.
Defines a weighting characteristic, designated D, for certain measurements of aircraft noise.