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Re: Topband: K9AY minimum spacing from TX

To: topband@contesting.com
Subject: Re: Topband: K9AY minimum spacing from TX
From: Jim Brown <jim@audiosystemsgroup.com>
Reply-to: jim@audiosystemsgroup.com
Date: Thu, 7 Dec 2023 12:30:07 -0800
List-post: <mailto:topband@contesting.com>
On 12/7/2023 10:40 AM, K9AY wrote:
Had no problem, but I think the Inv-L was at least partly detuned during
  receive by the T/R switch open circuit and length of coax.

This is an important factor that we don't often think about. I've used this to create 2-el arrays from multiple 160M verticals, changing termination of the one I'm not feeding in the shack. Spent a LOT of time modeling to get there.

73, Jim K9YC



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