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Subject:
From:
Lou Kolb <[log in to unmask]>
Reply To:
For blind ham radio operators <[log in to unmask]>
Date:
Fri, 28 Dec 2007 19:23:10 -0500
Content-Type:
text/plain
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text/plain (94 lines)
Tom,

I fear I have once again answered an email without first reading what others
on the list have already addressed.  So based on what I have subsequently
seen, I think you're good to go.  Have at it and good DX.  Lou
----- Original Message ----- 
From: "T Behler" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Friday, December 28, 2007 2:32 PM
Subject: Re: more G5RV stuff


>     Lou:
>
> I am indeed taking the SWR readings with the meter between the rig and the
> antenna, but I don't have an LDG TW1.  I am using a talking SWR meter that
> originally was made by a guy named Remy Simmard out of Quebec, Canada.
>
> When I connect the SWR meter, one side of the meter module is connected to
> the rig, while the other side is connected to the antenna.
>
> When the antenna is tuned using the internal auto-tuner, this SWR stays
> about the same, although the actual meter on the rig reads 1.1 to 1,
> probably because of the internal tuning that was just done by the
> auto-tuner.
>
> 73 from Tom Behler:  Kb8TYJ
>
> ----- Original Message ----- 
> From: "Lou Kolb" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Friday, December 28, 2007 2:22 PM
> Subject: Re: more G5RV stuff
>
>
> > Wow, that's surprising, Tom.  With the TS 440 i use the internal tuner
> > which
> > will not be happy with anything above 1.5 to 1, and I can tune it with
no
> > problem on 80, 60 40, 20 and 17.  But how are you taking your readings?
If
> > you're using the LDG, the readings won't be accurate because the meter
> > will
> > be between the rig and the antenna.  Lou
> > ----- Original Message ----- 
> > From: "T Behler" <[log in to unmask]>
> > To: <[log in to unmask]>
> > Sent: Thursday, December 27, 2007 9:09 PM
> > Subject: more G5RV stuff
> >
> >
> >> Hi, all.
> >>
> >> Can someone tell me what an acceptable SWR picture would be for a
> >> 102-foot
> >> G5RV antenna?
> >>
> >> I re-oriented my G5RV antenna today, by making the ladder-line run
pretty
> >> much vertically from the antenna feed-point at the top of my 35-foot
> > tower,
> >> to the coax that then goes into my shack from the base of the tower.  I
> >> checked the connections between the ladder-line and the coax feedline,
> >> and
> >> they still seem to be good.
> >>
> >> My SWR's are a bit better, and the auto-tuners on both my IC746 and
> > Kenwood
> >> TS480 now tune the antenna on 40 meters (which I couldn't say before),
> >> but
> >> the SWR's still seem quite high to me.
> >>
> >> On 40 meters, I get an SWR anywhere from about 5 to 1 down to about 4
to
> > 1.
> >>
> >> The antenna has its best SWR readings on 20 meters, which you'd expect,
> > but
> >> even here, I can't get the SWR to go much below about 1.8 to 1 in the
> > center
> >> of the band.
> >>
> >> Again, at least now, the auto-tuners in both of my HF rigs will tune
the
> >> antenna, but I'm wondering whether it's even safe or wise to use the
> > antenna
> >> under these conditions.
> >>
> >> 73 from Tom Behler:  KB8TYJ
> >>
> >
> >
>

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