ITU-R P.840-3-1999
Attenuation Due to Clouds and Fog

Standard No.

ITU-R P.840-3-1999

Release Date

1999

Published By

International Telecommunication Union (ITU)

Status

Withdraw

Latest

ITU-R P.840-3-1999

Scope

For clouds or fog consisting entirely of small droplets, generally less than 0.01 cm, the Rayleigh approximation is valid for frequencies below 200 GHz and it is possible to express the attenuation in terms of the total water content per unit volume. Thus

ITU-R P.840-3-1999 history

• 1999 ITU-R P.840-3-1999 Attenuation Due to Clouds and Fog