John wrote:
> OK Gurus......
>
> Quarter-wave L, vertical to 66 feet, balance horizontal. 32 radials on the
> ground, length ranging from 35 to 68 feet with a good mix of those lengths.
> Using 14 solid copper, insulated wire. At the feed point, I see the lowest
> SWR of 3.2 at 1.820 MHz. But, the impedance measures 80 +/- ohms! My soil
> is mostly sand, although it is a top soil, sand mix.
>
> The "bad" news is the antenna works OK....128 in two seasons.
>
> Why the high impedance?
>
>
Most likely ground losses make the impedance high...try adding even if
temporary some 1/4 wave radials or lay some large squares of rabbit or
chicken wire in all directions to mitigate the lossy ground and measure
the difference obtained.
Good luck,
Herb, KV4FZ
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