Please, what is a K9AY???
73, Carl VE9OV
----- Original Message -----
From: "John Tait" <bravo@iol.ie>
To: "Barry Schieferstein" <BarryS@Core.Com>; <towertalk@contesting.com>
Sent: Monday, March 18, 2002 7:22 AM
Subject: Re: [Towertalk] Antenna Suggestions Wanted!
>
> Hi Barry...
>
> Subject: [Towertalk] Antenna Suggestions Wanted!
>
>
> > Hi. After reading many, many posts from the archives here and elsewhere
I
> have decided to ask for suggestions from the many experts and more
> knowledgable people here. I am looking to improve my 80/75 and 160
signals
> (with 75m domestic contests the priority). I live on a corner city lot in
> central Columbus, Ohio. I have a LOT of trees on this lot. Currently my
> station consists of a Mosely Classic 33 on a Glen Martin rooftop tower on
my
> garage (can't do a tower without cutting down a tree or two) and a
> Alpha-Delta 40-80-160 trap dipole with an apex at about 40'. This
> antenna is suspended in an Inverted V shape from a rope strung between two
> of my trees. These are two of four of the largest trees that are pretty
> much at the corners of the house and are 60+ feet in height. The 40m
> portion of this works great. Currently I am considering an 80 and/or 160
> meter inverted L's using either an 80 meter trap and one wire or two
> separate l's fed at the same point. Being a corner lot I cannot do equal
> in-ground radials but elevated radials may be an option. Am I on the
right
> path with the l's or are there other (better) possibilities out there?
>
> I've done inverted Ls...trapped and otherwise, and they work well, but
> like 1/4 w/l verticals, they are dependant on a good ground system.
> IF you CAN'T get down an acceptable ground, there's an effective
> alternative...vertical dipoles...
> Take a look at Don K2KQ's version at
> http://www.yccc.org/Features/double_l.htm
> I'm using 45ft dipoles. loaded top and bottom (cap hat wire) on 80 and
160m.
> They compare favourably with my Inverted L, and various 1/4 w/l verticals
> that I've built. For some reason, the dipoles are quieter in RX than the
> others...'dunno why...Not that it's an issue here, as I use a K9AY on RX
> anyway.
> The dipoles are much quicker to erect, as they're only 2 dimensional (no
> ground system)...Those trees of yours sound ready made for the job..
> I'll send you drawings of my phased 80m dipoles directly..
> 73
> John EI7BA http://www.iol.ie/~bravo/
>
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