[Boatanchors] Ferrite Choke

[mac]

Might be interesting to put the antenna up without any choke or  
ferrite and see how it works out......

Dennis D.  W7QHO
Glendale, CA

******************
On Jul 14, 2012, at 12:42 PM, James Liles wrote:

>
>
> Hi Keith:
>
> Simplest way is to determine how many turns of coax that are  
> recommended for
> the antenna/band.  Then wrap it and measure the inductance.  Then  
> slip a
> snap on choke onto a piece of coax and measure the inductance with and
> without the choke.  Now you know how many to install.
>
> I use a series of 6 TDK ZCAT3035-1330 snapped around RG8 to simulate  
> 12
> turns of coax.  They add about 3uh per core.
>
> Good luck and a great day to you Keith.
>
> Kindest regards Jim K9AXN
>
> ----------------------- ORIGINAL MESSAGE  
> -----------------------------------
> Message: 1
> Date: Fri, 13 Jul 2012 13:13:20 -0400
> From: "Keith Densmore" <kmd at xplornet.ca>
> Subject: [Boatanchors] Ferrite Choke
> To: <boatanchors at mailman.qth.net>
> Message-ID: <380FD25D51E9464DA026C471D633FE78 at keith3dc125020>
> Content-Type: text/plain; charset="iso-8859-1"
>
> Greetings Listmates,
> Just finished installing a off center fed dipole here and I thought  
> I had
> enuff coax to wind a choke but alas, no exta coax.
> Does anyone know where I can find the snap on ferrite chokes that  
> would fit
> RG 213 ??
>
> Thanks, 73,
>
> Keith ve3ts
>
>
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