[OKDXA] Balanced Line Feed
Jerry Chouinard
k5yaa at okdxa.org
Sun Jun 17 00:48:48 EDT 2007
Will do on the balun and NO have not used the tuner with balanced line
before.
Actually have two tuners and both act similar.
Mark has just pulled out the 19th edition of the antenna handbook - we are
on a roll now!
73 es tnx for the input - Jerry K5YAA
At 10:46 PM 6/16/2007 -0500, you wrote:
>Jerry,
>
>Have you used that tuner with ballanced line before? I think I would
>check it out. If you have a 4:1 balun try it hooked to the ladder line
>and tune it with the unbalanced coax output of the tuner.
>
>Coy
>--
>Coy Day, N5OK
>20685 SW 29
>Union City, OK 73090
>405-483-5632
>
>Jerry Chouinard wrote:
> > Some input requested on what we might be doing incorrectly.
> >
> > We just unwrapped a Wireman CQ881 and installed per the single sheet
> > instructions. It uses ladder line and this is the first time I have
> > employed such.
> >
> > Using a Vectronix tuner ( fairly capable device ) I tied the ladder line
> > to
> > the balanced posts and proceeded to try and find a signal. Very puny
> > signals, a HamStik sitting on the ground blew this wire antenna away.
> >
> > The CQ881 uses 133' of stranded copper wire which is cut in half and
> > attached to a provided center insulator. End insulators were attached and
> > the ladder line is attached as noted to the each wire ( much like you
> > would
> > do a Vee or Dipole ).
> >
> > We hoisted the assembly up on a 50' steel pole making sure none of the
> > wire
> > was touching the pole. Tied the ends off with nylon rope. The whole
> > thing
> > does resemble a Vee. Tied the ladder line to the tuner and just pitiful
> > signals if any at all. Running the tuner thru it's paces we did manage to
> > "peak" a few signals but the HamStik was MUCH better. A 59 signal on the
> > HamStik was 33 on the CQ881.
> >
> > Dang if we can figure out what the deal is. We think there should at
> > least
> > be some decent receive as a coat hanger would produce better signals.
> >
> > Any sage advice on these types of antennas? It's a biggun that spans
> > quite
> > a bit of territory - figured we could at least hear with it.
> >
> > K5YAA
> >
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> >
> >
>
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