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Re: Topband: [Bulk] Re: 160 GP Choke

To: jim@audiosystemsgroup.com, topband@contesting.com
Subject: Re: Topband: [Bulk] Re: 160 GP Choke
From: Grant Saviers <grants2@pacbell.net>
Date: Tue, 30 Sep 2014 06:28:31 -0700
List-post: <topband@contesting.com">mailto:topband@contesting.com>
Jim,

Would the type 75 material from Fair-Rite, be a better choice for 160 & 80 with 5 turns thru the 0.75" id clamp on?

http://www.fair-rite.com/newfair/LowFreqSuppression.html

your thoughts?

Grant KZ1W


On 9/29/2014 11:56 AM, Jim Brown wrote:
On Mon,9/29/2014 10:43 AM, wb6rse1@mac.com wrote:
Bill - An effective common-mode choke can be made with 17 turns of RG58-coax wound on to an Amidon FT240-31 core.

It's not an Amidon core, it's a Fair-Rite core. It's a LOT cheaper when you buy from a Fair-Rite distributor. See Appendix One of k9yc.com/RFI-Ham.pdf

73, Jim K9YC

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