> Eric: Your reply re-kindled a question that I have always had about my
> installation. I have a TH-7 at 95' in a small clearing surrounded by
> heavy vegetation (trees) averaging 80' in height. Using your logic below,
> I would surmise that my antenna is 15' above the effective reflecting
> surface, which I know is not the case, based on the performance of the
If you walk under those trees with a SW radio does the radio go
dead, like you went in a tunnel?
Trees are bad for induction field losses, especially the electric field,
but they don't do much at HF beyond the effects very close to the
2 GHz is another story.
73, Tom W8JI
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