[Re: [Antennas] 40m Antenna Ideas]

Mon, 27 Oct 2003 15:11:55 -0600

You might also check with "Cajun Lad"Joel on this list about element leng=
ths
and height. He has A Moxon antenna up for 40 meters that has been pretty
successful.

Mike
k5wmg

Charles Greene <[email protected]> wrote:

Hi All,

Well, if you are going to get fancy, you might try the Moxon rectangle fo=
r =

40.  It really is a two element beam, with the ends folded back.  We buil=
t =

one in 2002 and used it for field day 2002 and 2003, so it really is =

portable.  It has some gain over a dipole, and at the same elevation as a=
 =

dipole or inverted V, it has a lower angle of radiation.  We hoisted it u=
p =

as high as we could get it from a 37' tower and 35' ladder.  It drooped a=
 =

bit, but was at about 30'.  Did real well.  From SE New England, it cover=
s =

about 90 % of the US in it's 3 dB beamwidth.  It used to bother me that f=
or =

field day and being in SE NE, a NS antenna wastes half of your power goin=
g =

east.  So resulted the beam.

At 08:31 AM 10/27/2003, Robert Lay wrote:
>I strongly recommend the Inverted Delta antenna. Unfortunately, it requi=
res
>suspension of the flat-top portion between two supports from the sides a=
t an
>elevation of as high as you can get it. (45- 50 ft should be just barely=

>high enough - higher would be better).
>
>Feed the bottom apex with a balanced feed line. The only published artic=
le
>on this antenna that I know of is by Bill Orr, W6SAI.
>
>I use the 20 meter version of the antenna, and have found nothing to bea=
t
>it.
>
>Bob Lay (W9DMK) in Dahlgren, VA
>http://www.qsl.net/w9dmk
>
>- - -
>
>Your moderator for this list is:
>Larry Wilson KE1HZ [email protected]
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73, Chas,  W1CG
K2 462b, 3571 =

- - - =

Your moderator for this list is:
Larry Wilson KE1HZ [email protected]
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