[Antennas] TA32 update-more puzzling than ever

2002年6月03日 15:59:44 -0500

what's the rated power cap of this thing supposed to be?
My TA-33 took everything a SB-220 could put out with no problems at all.
Joe
John Geiger wrote:
> Got some good feedback on things to check. Thanks to
> all those who responded. Here is the current
> situation. I took apart the traps to clean them (they
> were spotless inside) and to tighten the coil wires to
> the trap cover-both of these ideas had been suggested.
> Then got out the antenna analyzer and tried the
> antenna sitting on the ground-looked fine, just like
> yesterday. Put the antenna back up on the roof-in the
> dark even, and checked it with the antenna
> analyzer-looked great again. I am using a 3 foot
> jumper coax piece between the yagi and the analyzer.
> Unhooked this jumper and hooked up the coax to the
> shack. Went to the shack and tried out the yagi-fine
> SWR on 10, problems on 15 and 20 again. This was less
> than 5 minutes from when I checked it with the
> analyzer.
>> You may figure that the coax into the shack is
> bad-which wouldn't account for the fine SWR on 10, and
> the fact that it worked fine thursday with the MA5B.
> So, I take the analyzer back up, hook up the jumper,
> and now the SWR sucks on 15 meters-just like it did in
> the shack
>> Any ideas? Is running 100 watts thru it somehow
> messing it up on 15 meters-enough that the lower power
> of the analyzer still gets bad readings then? I
> thought that yesterday-but if I damaged it yesterday,
> how do you explain the fine SWR this evening after
> reinstalling it (before the shack test).
>> Any additional help would be appreciated!! It is
> things like this that sometimes make me think I need
> to take up a less stressful hobby, like bomb disposal.
>> 73s John NE0P
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