Topband: Experiences with inverted L

Dave B dborko at adelphia.net
Thu Jun 2 07:02:43 EDT 2005


Last fall was my first time on 160M.

What you are asking about is close to what I am running. The vertical 
segment is 60' and the horizontal is 75' with 16 - 60' radials on the grass. 
>From what I gather reading the literature radials longer than the vertical 
segment do not add much. Don't forget you'll need a series capacitor to tune 
out the inductance. 2:1 VSWR bandwidth is ~ 60KHz.

As far as performance is concerned it played well in the in the contests (27 
Countries, 48 states) and I use it for stateside rag chewing a few times a 
week. It's a vertical so it's noisy. Local stations running dipoles are 
always 1 - 2 S units quieter. Overall it's a great choice to get on the 
band.

Next fall my plans are for an 80' T and beverages.

Good Luck,

--AA2GF--

----- Original Message ----- 
From: <K9SQG at aol.com>
To: <topband at contesting.com>
Sent: Tuesday, May 31, 2005 9:17 PM
Subject: Topband: Experiences with inverted L


> Fellow 160 meter enthusiasts,
>
> I just joined the reflector and wonder if anybody could share their
> experiences with inverted L antennas, something along the lines of what a 
> 35-40 ft
> vertical section and 90-100 ft horizontal section might perform like with 
> say
> 16-25 radials, about 100 ft long, buried.  This is the antenna I'm 
> planning to
> erect, if it is worthwhile.  Modeling efforts of others indicate it has 
> some
> potential, not a barn-burner, but at least it would get me back on the 
> band after
> a 35 year gap.  But with very limited time, I'd rather not put up an 
> antenna
> that will perform poorly for stateside contacts, hi.
>
> 73s,
>
> Evan
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> 



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