Radiowave Propagation Information for Predictions for Earth-to-Space Path Communications
Handbook
This Handbook provides information on radiowave propagation to assist in the design of Earth-to-space communication systems.
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Propagation LOSS
The gases present in the atmosphere may attenuate the electromagnetic waves. This attenuation is caused by the molecular absorption of the atmospheric constituents and is strongly frequency dependent. The main contributors to this attenuation below 70 GHz are water vapour and oxygen.
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