[Elecraft] KX3 Field Ant. for 80/40/30

Terry tmyers1031 at sbcglobal.net
Sat Nov 18 18:45:39 EST 2017


Why not do Nye county as well. That might only take one QSO.  hi-hi

Terry, KQ5U


On 11/18/2017 4:29 PM, Fred Jensen wrote:
> My HOA-Stealth antenna is the "80-10 EF" from myantennas.com  It is 
> strung on electric fence insulators along the top of the wooden fence, 
> about 1.8 meters high.  It has a 90 deg bend in it about 1/3 of the 
> way down from the transformer.  It actually works 160-10 with my 
> K3/100 + KAT3.  It works surprisingly well, so much so that I bought a 
> second to take on county expeditions in the 7QP contest.  I took First 
> in Pershing County this year with ~350 CW-only Q's.  While that is 
> also "Last in Pershing County," that is not indicated on the 
> certificate. [:-)  Next year I may be First in Lander County, who knows?
>
> Usual Disclaimer:  No financial interest in the company
>
> 73,
>
> Fred ["Skip"] K6DGW
> Sparks NV DM09dn
> Washoe County
>
> On 11/18/2017 1:34 PM, JT Croteau wrote:
>> Friends, what would be a good end fed wire setup that will match well
>> with the internal KX3 ATU and cover, hopefully, 80, 40, and 30 meters?
>>
>> I went out to my winter camp site, with two really tall pine trees,
>> and tried to experiment with a 9:1 UNUN, 135' radiator, and 35' of
>> RG8X.  It was a total disaster.  Best matches were on 20, 17, and 15
>> meters but only with 6.4:1 SWR.  No match at all on the lower bands.
>> With my two trees, the radiator made for a perfect inverted-L shape.
>>
>> What should I try next?  I did try some pruning of the antenna but
>> quickly gave up due to the WX conditions.
>>
>> Thanks
>> N1ESE
>>
>
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