[Elecraft] K2 --- Park Portable Antenna

Vic K2VCO vic at rakefet.com
Sun Jul 6 21:11:30 EDT 2008


k7hbg at dslextreme.com wrote:
> Hi Vic;
>  Your advice of launching a long wire into tree punched my "lets do
> something" button. I think I'll take my K2 out to the park next week and
> try getting on the air with a tree vertical as you suggested. Twenty
> meters should have some life in it and with this in mind, what form would
> this simple antenna system take? I have a KAT100 which I could take along
> to match it.

The KAT100 will match almost anything, but an odd number of 
quarter-wavelengths will produce a reasonable impedance for a random 
wire antenna with less likelihood of making the radio 'hot' for RF. Then 
you should also attach a counterpoise to the ground terminal; this could 
be 16 ft (5M) or so of wire thrown on the ground.

You might get better results with a dipole, but this is about the 
simplest antenna there is and it will probably work better than small 
loaded verticals, etc.
-- 
73,
Vic, K2VCO
Fresno CA
http://www.qsl.net/k2vco


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