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Re: [RFI] PC Speaker "Buzz"

To: rfi@contesting.com
Subject: Re: [RFI] PC Speaker "Buzz"
From: David Cole <dave@nk7z.net>
Reply-to: dave@nk7z.net
Date: Tue, 30 Jun 2015 21:22:28 -0700
List-post: <rfi@contesting.com">mailto:rfi@contesting.com>
Try adding ferrite chokes to both the feed-line of your antenna, at the
antenna feedpoint, and on the speaker wires.  I'd start with mix31s.

See:

http://audiosystemsgroup.com/RFI-Ham.pdf

for more than you will ever need to know about ferrite material...
-- 
Thanks and 73's,
For equipment, and software setups and reviews see:
www.nk7z.net

For MixW support see;
http://groups.yahoo.com/neo/groups/mixw/info
For Dopplergram information see:
http://groups.yahoo.com/neo/groups/dopplergram/info
For MM-SSTV see:
http://groups.yahoo.com/neo/groups/MM-SSTV/info


On Tue, 2015-06-30 at 20:08 -0400, Tony wrote:
> All:
> 
> What is the best method of reducing RF getting into ones PC speakers? Is 
> it best to use ferrite beads and toroids in mix 31, 43 or a combination 
> of both?
> 
> Thanks
> 
> Tony
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