Have you considered the JK 40 meter moxon?
https://jkantennas.com/jk402t.html
- Mike - KI8R
On Wed, Oct 21, 2020 at 2:07 PM <john@kk9a.com> wrote:
> I believe Cushcraft coils have 68 turns of 12AWG wire. It is easy to
> get SWR bandwidth with lossy coils.
>
> The JK 2el Yagi should give you 2:1 SWRon the segment you require, I
> have a couple of OptiBeam OB2-40 beams and I have no trouble covering
> the lower phone band, RTTY and CW. Actually my SWR improves when they
> are combined with a StackMatch however your 106ft tower may be too
> short for efficiently stacking 40m beams.
>
> John KK9A
>
>
>
>
>
> cqtestk4xs wrote:
>
> Plans are to stack two 2 2-element Yagis. I've narrowed it down to
> the Cushcraft XM-240 and the JK mid-tri 40. Realize they are two
> different approaches to the issue but I have lots of different ways
> to go. What I am concerned about ...
> First, I have spoken to Ken at JK and he assures me we can get less
> than 2:1 SWR from 7.0 to 7.2. The Cushcraft's info says 250kHz for
> the XM240. Also wondering if anyone has stacked these and what effect
> it had on the SWR curve.
>
> Bill K4XS
>
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>
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--
---------------------------------------------
*Michael Murphy - KI8R*
mike@ki8r.com
www.ki8r.com
*614-371-8265 *
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