Plus, you can't count on good data with only a few data points. Call TEST
or CQ on a different frequency a few minutes later and you will very likely
get different data. I've done extensive antenna testing using RBN, and,
from experience, I can tell you that to get a real handle on antenna
performance, you need many (hundreds) of data points over a few days, and
you need to look at the data statistically.
73,
Hank, W6SX
On Fri, Nov 25, 2011 at 9:26 AM, Tom W8JI <w8ji@w8ji.com> wrote:
> > Is there a way to see what antenna's the skimmer station is using? One
> > station in EU has me at 22db and another at 8, I'm trying out a new
> > antenna,
> > and wondering what the difference is....
>
> It isn't just the antenna. It is every radio aspect of the location,
> antenna, and equipment that determines the S/N ratio. Then, on top of that,
> there is propagation.
>
> Even if antennas were identical, there could be a 30 dB difference in
> background noise alone. Propagation differences could, at times, be
> infinite!
>
> 73 Tom
>
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