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Subject:
From:
Tom Behler <[log in to unmask]>
Reply To:
For blind ham radio operators <[log in to unmask]>
Date:
Wed, 28 Sep 2011 22:16:24 -0400
Content-Type:
text/plain
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text/plain (85 lines)
    Well, that's why I'm asking. ... I haven't tried the amplifier yet, and 
am a little afraid to.

I'll wait to see what others say, and see about doing power readings with 
another meter.

73 from Tom Behler:  KB8TYJ

----- Original Message ----- 
From: "Barbara Lombardi" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Wednesday, September 28, 2011 9:13 PM
Subject: Re: Strange Power Readings With LDG TW1


> That's good to know about the autotuner in your radio as that was one of 
> my
> questions.  This one in the 870 tunes very well also.  Maybe you might 
> want
> to put another power meter on and see if it reads the same reflected 
> power.
> That doesn't sound too good hi hi.
>
>
>
> -----Original Message-----
> From: For blind ham radio operators [mailto:[log in to unmask]]
> On Behalf Of Tom Behler
> Sent: Wednesday, September 28, 2011 8:27 PM
> To: [log in to unmask]
> Subject: Strange Power Readings With LDG TW1
>
> Hi, folks.
>
> Maybe I ought to go back to basic antennas 101 class, but I just found out
> something with my Carolina Windom 160 compact that doesn't quite make 
> sense
> to me.
>
> I am testing out the antenna to see if water got back into it after the 
> week
> of rain we have had here, and I discovered some strange power readings 
> with
> my LDG TW1 talking watt meter.
>
> Right now, my Carolina Windom, such as it is, seems to be resonant on the
> lower end of 80 meters--right around 3.600 MHZ.
>
> As expected, then, when I go to the upper phone part of the band, say 
> around
> 3.976 MHZ, my sWR rises dramatically to a blistering 6.0 to 1. 
> (ouch!!!!!!)
>
>
> Interestingly, though, the auto tuner in the TS590 tunes the antenna, 
> which
> was a bit of a surprise to me.
>
> I then took some  forward and reflected power readings with my TW1, and 
> was
> told that the forward power was 102 watts, while my reflected power was 52
> watts.
>
> Again, this is with the auto-tuner engaged.
>
> Can someone tell me what is going on here?
>
> To be honest, I'm still a bit hesitant to use the Carolina Windom, given 
> the
>
> water problems I have had of late.
>
> Would this antenna be safe to use on the top part of 80 meters, since the
> auto-tuner clearly tunes it, or am I just kidding myself here.
>
> And, could I safely use this antenna on the upper part of 75 meters with 
> my
> Tentech 238A manual tuner and Ameritron
> AL811H amplifier?
>
> I guess I'm now a bit gun shy.
>
> 73 from Tom Behler:  KB8TYJ
> 

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