This website's informations on polarization looks pretty interesting to say at least.
Here's the link...
www.linksystems-uk.com
Enjoy reading it!
Here's the link...

Polarization, if we don’t transmit a polarized wave, we will waste signal power
Why is polarization important? A understanding of wave polarization in VSAT is essential. Firstly, if we don’t transmit a polarized wave, we will waste signal power. That would make the satellite link inefficient, reduce its capacity and increase cost.

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