Ed,
Aim the antenna as straight up in the air as you can, reflector resting on
the ground, with the director up in the air. The entire antennas will be
perpendicular to the ground.
Sawhorses are no good for HF (or even 6m) antennas. Ground is much too
close!
Michael, Coreen & Corey Smith
(VE9AA, VE9AAA & Little-VE9 to be)
271 Smith Rd
Waterville, NB
E2V 3V6
Canada
http://ve9aa.tripod.com/
http://www.geocities.com/RainForest/Vines/2174/
----- Original Message -----
From: "Edwin Koch" <ejkoch@input-incl.com>
To: <towertalk@contesting.com>
Sent: Wednesday, March 20, 2002 8:46 PM
Subject: [Towertalk] hygain 205ca
> thanks for reading this. i have a 205ca that is driving me crazy. i set
the
> antenna for low phone, 14.150 mhz. on the ground with the antenna on saw
> horses, the mfj 259 showed the resonant freq to be 13.650mhz.
> with the antenna at the top of the tower 80ft the resonant freq never
> changed, only the swr got much better. i have checked and rechecked all
> measurements at least six times. the only way to get the resonant freq
where
> it belongs is to shorten the driven element up to where it is shorter than
> the first director. i read on e-ham where a guy put one together but
couldnt
> get it up the tower in time for a contest, so left on the saw horses and
> worked a hundred contacts. i recently redone a 40 meter beam and set it to
> 7.050 . on the saw horses the resonant freq was correct just the swr high.
i
> pulled up on the tram about 35 ft and the swr dropped to 1.5. this is the
> way i expected the 20 meter beam to work. i have tried a different balun,
no
> balun and a new pig tail. even checked the mfj 259 to make sure it was on
> freq. any ideas???
>
> thanks in advance,
>
> ed n4ek
>
>
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