"Thierry" to answer direct see http://www.astrosurf.com/lombry/post.htm
wrote:
Does not exist ! But well dBW = 10 Log P, this is not the same excepting
reading from right to left, Hi!
OK, hi...
Your explanation is not one. refer my link for a correct explanations.
Taka a look at:
http://hyperphysics.phy-astr.gsu.edu.../sound/db.html
Anyway, how do you calculate the dBW on 20m with such a formula. Someone
calculated dBW on 10m, so we must be able to do the same at 20m...
This calculations aren't depend on frequency or wavelength.
Regards,
Ralf
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