[Yaesu] an antenna question
k9cgd at worldnet.att.net
Wed Apr 2 16:50:40 EST 2003
I agree, give it a try with the radials you have now and if thats not good
add some 17 meter ones or puttraps in the ones that you have for 30 meters.
Have a gud day and see you on the air.
73 Bob K9CGD Longmont, CO.
----- Original Message -----
From: "Stuart Bloom" <sbbloom69 at yahoo.com>
To: <YAESU at contesting.com>
Sent: Wednesday, April 02, 2003 1:42 PM
Subject: Re: [Yaesu] an antenna question
> A good tuner will do just that, match your antenna
> system to your radio. It won't necessarily give you
> the most EFFICIENT transmission of power out of the
> antenna. It will probabably work.
> What you might try, if you have the room, is to
> "multi-band" your radials. Just add an additional set
> of radials cut for 1/4 of 17m and attach them with the
> original set. I have done this with my "jeep"
> ex-military vertical antenna, and it seems to make a
> difference. My antenna seems to have a better
> bandwidth on each of the 4 bands I use (the tuning
> with the tuner is broader, less sharp, and easier to
> get down to low SWR).
> I read an article, can't remember where, about adding
> a set of radials cut for each band you want to
> transmit on and use your tuner to match the antenna to
> the radio. That's what I did on 4 bands.
> Give it a try, what do you have to lose. It may not
> be perfect, and may give the antenna modeling purists
> something to argue about, but if you get sucessful
> QSO's then isn't it worth it?
> --- KZ2G <kz2g at optonline.net> wrote:
> > I'm using a Pro-Am mobile whip mounted on a wooden
> > utility pool on the
> > corner of my Levitt house. It's for 30 meters. I
> > have 4 radials cut for
> > it, 1/4 wave of 30 meters. It works fine with my
> > MFJ Versa Tuner on my Omni
> > 6+. But i want to remove the 30-meter Pro Am whip
> > and put a 17-meter Pro Am
> > whip in its place WITHOUT RECUTTING THE 4 RADIALS.
> > What's ur opinion? Will
> > i be able to tune it on 17-meters ok with the Versa
> > Tuner?
> > Bob, KZ2G --- 10-10 # 10148
> > ----------------------------
> > Omni 6 Plus (Base) & FT-100D (Wheelchair
> > Mobile), C U on CW!
> > See my Ham web at
> > http://www.geocities.com/ram9872002/kz2g.htm
> > Check out my Art Sale at
> > http://www.geocities.com/ram9872002/Artpage1.htm
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