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Re: [RTTY] Radio interference problem

To: <RTTY@contesting.com>
Subject: Re: [RTTY] Radio interference problem
From: Bill Turner <dezrat1242@ispwest.com>
Date: Tue, 27 Dec 2005 19:18:07 -0800
List-post: <mailto:rtty@contesting.com>
ORIGINAL MESSAGE:

At 06:45 PM 12/27/2005, K8JWT wrote:
>I am receiving interference from my computer monitor mainly in the 
>20 meter band that almost obliterates the PSK-31/RTTY section of the 
>band. I have tried the available chokes from Radio Shack with no 
>improvement. This interference also effects 15meters slightly. No 
>problems with 40 or 80 meters.
>
>Monitor is about 4 feet away from the radio/tuner setup with cables 
>for each seperated as well as possible. Monitor is almost brand new 
>CRT type. I have returned to point of purchase for exchange which 
>they did but the problem persists.


~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Some things to try:

1. Change the monitor refresh rate. This won't stop the radiation but 
it may move it to a frequency that does not interfere.

2. How far is the antenna from the monitor? Can you move it farther?

3. Get a flat panel type monitor. This is generally the best 
solution, unfortunately. ($$$)

73, Bill W6WRT

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