|[AMRadio] antenna tuners|
garyschafer at comcast.net
Thu Apr 20 14:04:44 EDT 2006
> Another factor causing loss with a high SWR is dielectric losses at the
> recurring high rf voltage points along the line. At low impedances, it is
> the resistive loss in the wire, and at high impedances, it is dielectric
> losses that combine to cause signal loss. But SWR is much, much less
> critical than most hams have been led to believe.
It is my understanding that at HF only resistive loss comes into play.
Dielectric loss isn't a problem until you get into vhf.
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