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Subject:
From:
David W Wood <[log in to unmask]>
Reply To:
Blind-Hams For blind ham radio operators <[log in to unmask]>
Date:
Thu, 18 Mar 2004 06:41:02 +0000
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Keith and all

again, I draw reference to my comments of several days ago about the
g5rv.

The original relied on an LC tuner at the transmitter end - that is what
the MFJ does!

David



In message <[log in to unmask]>, Keith Reedy
<[log in to unmask]> writes
>It is interesting that the G5RV thread would come up at this time on the
>list, because I have been having some problems and I'll try to relate them
>to you along with the answers to the problems.  For years we ran a Kenwood
>TS-450SAT  of course with the built-in tuner.  I never had a problem at all
>80 through 10 tuning the G5RV.  We've had the Kenwood  2000 for about 2
>months and I noticed that we were having problems tuning 40 and 15 with the
>Kenwood 2000's built-in tuner.  A number of other hams that I had talked to
>were having problems with the newer tuners:  Kenwood, Yaesu, Icom, so I
>wanted to know why.
>
>It's like this:  The newer tuners are the "new and improved" models grin
>smile.  The older tuners used motors to select the proper capacitance while
>the newer tuners use relays to switch in capacitance networks which will
>supposedly keep the transmitter happy.  This may not be true of some of the
>more expensive new auto tuners, but it certainly is true with the new low
>cost auto tuners.  However there is an answer for this problem.  MFJ makes
>an Auto Tuner Extender Model #MFJ 914 that sells for about $50.00 which may
>very well solve your particular problem.  When placed between the antenna
>and your transmitter, you can use the rotary switch on top of the extender
>to select various capacitance levels which will aid the auto tuner in not
>only tuning the G5RV, but most other antennas.
>
>We just installed one here today and all of the problems are history.  Hope
>this will be as much help to someone else as it has been to us.
>
>73,
>Keith WA9DRO
>Keith-WA9DRO
>Illiana Skywarn Coordinator
>God gives His best to those who leave the choice with Him.
>Hudson Taylor

--
David W Wood

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