thanks all for the suggestions
I have this data collected when I installed the verticals and radials, and
will measure them again next holidays!
73,
Jorge
CX6VM/CW5W
El vie, 2 dic 2022 a las 20:49, Lux, Jim (<jim@luxfamily.com>) escribió:
> On 12/2/22 2:41 PM, Jim Brown wrote:
> > On 12/2/2022 10:46 AM, Jeff Blaine wrote:
> >> At Dayton/Xenia antenna forum this year 2022, N9NB had a pretty
> >> interesting talk on low band verticals. The key take-away from that
> >> was that you could reasonably determine your actual ground loss based
> >> on VNA measurement of your antenna, and comparing it with the model
> >> of same. Of course the caviets apply - the more simple and idealized
> >> your antenna is in reality, the easier it is to closely model the
> >> reality of the install and get a better set of ideal numbers to
> >> compare the measured against.
> >
> > The likely unknown here is the soil characteristic plugged into the
> > model, as compared to what we have. :)
>
>
> So much so that the way you measure the soil characteristic is by
> plugging different numbers into the model until it matches the measurement.
>
>
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--
73,
Jorge
CX6VM/CW5W
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