[TenTec] Orion Finished?

Robert & Linda McGraw K4TAX RMcGraw at Blomand.Net
Tue Jun 15 21:23:20 EDT 2004


Using a 1:1 current balun at 50 ohms, I would find that it is difficult to
measure the loss on the HF bands.  A series of #43 beads (15 to 25) on a
piece of RG-213 or RG-8 will have no more loss than the length of the coax.
And It just might stop RF current on the shield from flowing back to the
Orion from and amp/tuner/antenna combination.

73
Bob, K4TAX

----- Original Message ----- 
From: "Tommy" <aldermant at alltel.net>
To: <tentec at contesting.com>
Sent: Tuesday, June 15, 2004 7:36 PM
Subject: Re: [TenTec] Orion Finished?


> About 7'.
>
> What proof do I have that there is a problem there?
>
> Secondly, I do not want to waste 1 to 1.5dB loss in a 2KW balun.
>
> Why are you 'pushing' balun's to 'fix' a problem that occurred only after
I
> updated firmware?
>
> Where is there a mismatch in the system that would cause current flow
> between the Orion/Titan/Matchbox?
>
> No, it would not hurt to try, it would just waste my time as a current
balun
> in all likelyhood will not cure a problem that was induced by a firmware
> update.
>
> Tom - W4BQF
>
> > Tom
> >
> > How long is the distance between your common ground point in the shack
and
> > the triangled copper rods out there in the ground?
> >
> > Why are you so against a choke balun at the junction between the Orion
and
> > the Titan or the Titan and the Matchbox (or both) to keep the RF from
> coming
> > back into the radio?  Can it hurt to try can it?
> >
> > k4ia
> > Craig  "Buck"
> > Fredericksburg, Virginia USA
> >
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> > TenTec at contesting.com
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>
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