Top hats could be skirts if you feed the antenna through them. 😉
This design looks a lot like a “conical monopole”. Is there a distinction?
Terry N6RY
> On 2022 Apr 7, at 3:38 AM, Rich Dailey, N8UX
> wrote:
>
> So top hats are now skirts.😉~ N8UX
> _
> Searchable Archives: htt
On 2012-12-31 8:46 AM, Tom W8JI wrote:
Years ago, when some fellow proposed that trees would radiate because
they were fractals, I measured the RF resistivity of freshly-cut pine
trees. I firmly attached copper or aluminum plates to a thick one foot
long trunk section, and measured resistance.
On 2012-12-25 7:40 PM, Jim in Waco WB5OXQ wrote:
I meant a full wave loop
If I can support a wire antenna at 50' or maybe more in tall pine trees and
have 1.9 acres of space to use which would work best.
Lots of tall pine trees on the lot. I assume the trees in the center of the
square will real
Paul,
At least in the copy of your message I received, it was a bit hard to
determine where the frequency ended and the SWR began. As I understand,
the SWR was
1.77 MHz 6.21
1.80 MHz 4.31
1.845 MHz 3.37
1.86 MHz 3.77
1.89 MHz 4.88
1.91 MHz 6.08
1.94 MHz 8.19
Since your antenna is t
On 2012-11-03 8:25 PM, WO0W wrote:
Perhaps you can take a portable transmitter and manual tuner to the
site. At the point where you wish to place an L network, attach the
manual tuner and transmitter and adjust the tuner for a good match.
Take the tuner away from the source of interference, pu
On 2012-11-02 7:16 PM, Mike Waters wrote:
It can be heard in Japan and Canada?! Where could it be coming from?
73, Mike
www.w0btu.com
1820 kHz is also 4 times the common 455 kHz IF. You could be hearing
your own receiver(s).
As a teenager, I used to listen to a 910 kHz AM station in Portlan
On 2012-09-15 4:29 AM, George, VK5IT wrote:
I do, however, suspect that because going digital is such an obvious answer
that there must already be some activity among devotees so I would be
interested in hearing what frequencies and what modes are used on 160 meters
and any comments.
73
George,
This link worked for me: http://w7ekb.com/mailman/listinfo/600mrg_w7ekb.com
On 2012-02-22 8:14 AM, ZR wrote:
> Sorry about that, I went to bed without testing the link and forgot about
> the subscription process.
> I hope everyone has the correct info now.
>
> Any questions send me a direct email.
See http://www.w0uce.net/K2AVantennas.html
On 2011-11-16 12:22 PM, Rik van Riel wrote:
> On 11/16/2011 12:10 AM, Guy Olinger K2AV wrote:
>>> We are testing N3ND's new 160 antenna tonight (Monday local time) 1818 @
>>> 0005Z. This is another antenna based on RBN validated untraditional design.
>>
On 2011-10-24 4:10 PM, BRYON PAUL n0ah VEAL wrote:
> I have a good friend who has a 1/4 wave 80 foot vertical (63 feet) who
> decided to put a 100 foot coil to bottom feed the antenna for 160M. Using a
> tuner, (no UnUN) he is resonant at 1.830 but the signal is very broad banded
> at 4 miles a
On 2011-09-24 6:32 PM, Bob Kupps wrote:
> Hi when I lived in the Mojave desert I fed my 70' crank up tower as a folded
> monopole on 160m and used 8 radials made from electric 1/4 waves of old coax
> cable laying on top of the ground. The center conductors of the radials were
> fed with the shie
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