[TenTec] Information about chokes needed

Bob McGraw - K4TAX RMcGraw at Blomand.net
Mon Jan 19 14:03:29 EST 2009


I would only comment that any lightning protection must be done outside of 
the structure.  You do not want to provide a path for lightning to enter the 
house and then be dissipated.  This includes static build up from wind or 
snow blowing thus inducing static electricity on the antenna.

73
Bob, K4TAX


----- Original Message ----- 
From: "JAMES HANLON" <knjhanlon at msn.com>
To: <n3jbh at yahoo.com>; "Discussion of Ten-Tec Equipment" 
<tentec at contesting.com>
Sent: Monday, January 19, 2009 12:33 PM
Subject: Re: [TenTec] Information about chokes needed


> If you are using a balanced tuner that makes a DC connection between both 
> sides of the ladder line and the tuner coil, just center-tap the coil and 
> ground the center tap.  If you are using some other kind of tuner, look 
> for a point that makes DC connection to the feedline and that can be 
> grounded without disturbing the RF function.
>
> Jim, W8KGI
>  ----- Original Message ----- 
>  From: Jeff<mailto:n3jbh at yahoo.com>
>  To: tentec at contesting.com<mailto:tentec at contesting.com>
>  Sent: Sunday, January 18, 2009 5:52 PM
>  Subject: [TenTec] Information about chokes needed
>
>
>  Hello Folks i realize this is not a TenTec question and i am sorry about 
> that. Allthough i am a very proud Red dot owner. Any how here is my 
> question. I am preparing as we speak a doublet antenna and my first using 
> ladder line. I want to be able to drain stactic off the ladder line. I 
> have read many places RF Chokes work for this.
>
>  Being a Home brewer kind guy when i can be a want to wind my own, But i 
> can not find any good info on the project that tells the specific 
> information as to how many winds how how big a form etc etc, I asked this 
> questio once on another forum, got a bunch nonsesne. So i came here where 
> the real Pro's are. all replies will be most welcomed.
>
>  Oh and i need this for max 1500 watt power levels. Many thanks Jeff
>
>
>
>
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