[TowerTalk] KT34XA Pre-Raising Checkout?
Michael Tope
Michael Tope <w4ef@pacbell.net>
Sat, 05 Aug 2000 18:36:25 -0700
Jeff,
If you have a convenient way of hoisting each element
into the air by itself, Mike Stahl, K6MYC sent me a
list of the element self resonant frequencies (each
element up in the air by itself). I think his data
was taken at about 40'. I can email it to you if you
like.
To run the test, simply remove the shorting strap
that bridges the Lexan insulators, and attach a 1:1
balun, and then hoist the element up into the clear
I attached the element to a short piece of 2" Al
pipe using the hose clamps on the Lexan insulator. You
can then hang the pull rope from the pipe - this keeps
the element horizontal. I pumped a KW x ~1 minute into
each elementjust to make sure there weren't any bad connections.
Good Luck,
Mike, W4EF (ex KD8NS).....................
----- Original Message -----
From: "Jeff Maass" <jmaass@columbus.rr.com>
To: "towertalk Mail List" <towertalk@contesting.com>
Sent: Saturday, August 05, 2000 6:05 PM
Subject: [TowerTalk] KT34XA Pre-Raising Checkout?
>
> Are there any checks I can do (other than the obvious length
> measurements) to confirm that things are tuned for the desired
> band segments?
>
> For example, if a MFJ-259 is connected while the antenna is sitting
> 2-feet off the ground, will it show any resonances that can be
> interpreted? (I'm waiting for the balun, so can't check it experimentally
> yet).
>
> I'd like to avoid surprises when the crane arrives.
>
> Jeff Maass jmaass@columbus.rr.com Located near Columbus Ohio
> USPSA # L-1192 NROI/CRO Amateur Radio K8ND
> Maass' IPSC Resources Page: http://home.columbus.rr.com/jmaass
>
>
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