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Re: [TowerTalk] ferrites for Beverage transformers

To: towertalk@contesting.com
Subject: Re: [TowerTalk] ferrites for Beverage transformers
From: Chuck Gooden <Chuck.Gooden@comcast.net>
Date: Wed, 12 Apr 2017 15:02:03 -0500
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
Peter,

The webpage you pointed to in your email indicates it is 73 material NOT 61 like you indicated.

2873000202 <http://www.fair-rite.com/product/multi-aperture-cores-2873000202/> 1 Suppression Applications for Lower Frequencies < 50 MHz (73 material)
13.30 ±0.60
(0.525”)
        
14.35 ±0.50
(0.565”)
        
7.50 ±0.35
(0.295”)
        
5.70 ±0.25
(0.225”)
        
3.80 ±0.25
(0.150”)
        3.7     106^+   _       _       _




Chuck K9LC


On 4/12/2017 10:12 AM, Peter Voelpel wrote:
The product number 2873000202 is not the 73 mix, it is 61 mix.

Here the link to find all mixes:

http://www.fair-rite.com/product-category/suppression-components/multi-apert
ure-cores/

73
Peter, DJ7WW

-----Original Message-----
From: TowerTalk [mailto:towertalk-bounces@contesting.com] On Behalf Of David
Robbins
Sent: Mittwoch, 12. April 2017 15:29
To: w5wz@w5wz.com
Cc: towertalk@contesting.com
Subject: Re: [TowerTalk] ferrites for Beverage transformers

That fair-rite product number comes back to a multi-aperture core kit that
has 5 sizes of 4 different materials... has fair-rite maybe changed their
product numbering since some of those pages have been written??

David Robbins K1TTT
e-mail: mailto:k1ttt@arrl.net
web: http://wiki.k1ttt.net
AR-Cluster node: 145.69MHz or telnet://k1ttt.net:7373



-----Original Message-----
From: TowerTalk [mailto:towertalk-bounces@contesting.com] On Behalf Of
w5wz@w5wz.com
Sent: Monday, April 10, 2017 21:23
To: k1ttt@arrl.net
Cc: towertalk@contesting.com
Subject: [TowerTalk] ferrites for Beverage transformers

I used the W8JI design for my beverage receive antenna system.  Built all my
own pieces from the info at

https://www.w8ji.com/beverages.htm

See the section on transformers

73-mix FairRite Products 2873000202

--Scott, W5WZ

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