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Re: [CQ-Contest] Station Re-Build - Coax

To: Dennis Moore <dennis@mail4life.net>, "cq-contest@contesting.com" <cq-contest@contesting.com>
Subject: Re: [CQ-Contest] Station Re-Build - Coax
From: David Aslin G3WGN <david@aslinvc.com>
Date: Sat, 16 Mar 2019 15:06:51 +0000
List-post: <mailto:cq-contest@contesting.com>
Dennis, 
The station is being built for M/S, M/2 and SO2R operation, including in-band.  
So I'd answer your question with 'much of the time'.
73, David G3WGN  M6O  WJ6O


-----Original Message-----
From: Dennis Moore [mailto:dennis@mail4life.net] 
Sent: 16 March 2019 04:48
To: cq-contest@contesting.com
Subject: Re: [CQ-Contest] Station Re-Build - Coax

How often will you be transmitting and receiving at the same time?

Dennis NJ6G

On 3/15/2019 10:29, David Aslin G3WGN wrote:
> Hi Frank,
> Thanks for saving me from a 'terrible practice'.  I hadn't considered the 
> potential for noise/signal injection via bundled cable screens, other than 
> K9YC's fine work on keeping common mode currents out.
> The first 80m/250ft of my coax runs from the shack are in 4 inch conduit.  I 
> have laid 4 runs of conduit a couple of feet underground.  I'm planning to 
> put RX coax runs in one of the conduits, TX runs (Heliax) in two of the 
> others and control cable in the 4th run. So RX runs will at best be 4-20 RG6 
> cable diameters from the Heliax. Does that sound like enough separation from 
> your experience?
> 73, David G3WGN  M6O  WJ6O

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