[TowerTalk] Horse fence wire antenna

K8RI K8RI-on-TowerTalk at tm.net
Tue May 22 18:17:32 PDT 2012


On 5/22/2012 8:14 PM, Rick Karlquist wrote:
> A dumb idea.  Horse fence wire is stainless steel.  It has
> a much higher DC resistance than copper.  The situation is
> even worse at RF because it is magnetic.

Maybe so, maybe not.  Most SS is non magnetic, but there are variations 
that are.

73

Roger (K8RI)

> I once measured
> some nickel wire at 80 MHz and the resistance was incredibly
> high.  The heating due to the loss won't be obvious because
> the heating is distributed over a lot of wire, which is in free air.
> The loss of RF will be noticeable on the S-meter of the station you
> are talking to.
>
> The horse fence antenna is similar to the Maxcom antenna
> "matching" network that consisted of a 50 ohm power resistor.
> Radiates equally poorly at all frequencies.
>
> Rick N6RK
>
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