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Re: [CQ-Contest] Receiver adjustments in CW contest conditions

To: cq-contest@contesting.com
Subject: Re: [CQ-Contest] Receiver adjustments in CW contest conditions
From: Jim Brown <k9yc@audiosystemsgroup.com>
Reply-to: k9yc@arrl.net
Date: Wed, 15 Dec 2021 22:22:13 -0800
List-post: <mailto:cq-contest@contesting.com>
On 12/15/2021 2:52 PM, Hans Brakob wrote:
Now consider if I used a sidetone of 800Hz (for an example).  The same fellow 
fires up 100Hz away.  Now the percentage of separation drops to 12.5% (from 
33%) and my wetware will have a much more difficult time rejecting the 
interference.

Yep. I too figured that out long ago, although my preferred sidetone is around 500 Hz. And the downside of a low sidetone is that it's too easy to miss slightly off-frequency callers on the low side.

73, Jim K9YC
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