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Re: [WriteLog] More info on IC-765 frequency read problem

To: "Writelog@contesting.com" <Writelog@contesting.com>
Subject: Re: [WriteLog] More info on IC-765 frequency read problem
From: "Jim Brown" <jim@audiosystemsgroup.com>
Reply-to: Jim Brown <jim@audiosystemsgroup.com>
Date: Thu, 15 Jan 2004 16:31:54 -0600
List-post: <mailto:writelog@contesting.com>
On Thu, 15 Jan 2004 13:09:04 -0500, George Johnson wrote:

> If it goes away, 
>circulating RF currents are probably the source.

I've cleaned up some rfi on computer interfaces by using CAT5 for the
connection. Twisted pairs are always better than non-twisted pairs for
RF rejection. The CAT5 I've used so far is un-shielded, and while an
improvement over the non-twisted, shielded cable, is still not
completely clean with all combinations of antennas and operating
frequencies. My next step will be shielded CAT5. 

Jim K9YC

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