[TowerTalk] Lightnig Arrestors at tower base or house entrance?

[W5CPT]

Follow the link below to a picture of a grounding point. Weatherproofing ( a topic unto itself ) by the normal methods will keep the moisture out.

http://www.w4nja.org/100_0490.jpg

Clint - W5CPT


  ----- Original Message ----- 
  From: Larry DiGioia N8KU 
  To: Roger (K8RI) ; towertalk at contesting.com 
  Sent: Monday, February 25, 2008 7:33 PM
  Subject: Re: [TowerTalk] Lightnig Arrestors at tower base or house entrance?


  Could someone please explain how you can ground a coax shield, on a 
  continuous run down a tower, without letting moisture and humidity get 
  into it? Thanks!

  Larry N8KU

  Roger (K8RI) wrote:
  > Glenn Thorne wrote:
  >   
  >> I've seen descriptions and pictures of installations where lightning arrestors were installed in a weather proof box at the tower base and others where they are at the house entrance.  Which is better?
  >>   
  >>     
  > My preference is to ground the coax shields at the base of the tower 
  > (actually I do it at the top and bottom), then use the arrestors at the 
  > grounded bulkhead where the coax comes in the house.
  >
  > Roger (K8RI)
  >   
  >> I plan on having the coax shied grounded at the top of the tower, bottom of the tower and at the house entrance.  But where is the best place to put lightning arrestors?  The run from the tower to the house will be about 30 ft. and will be buried.  
  >>
  >> Thanks,
  >>
  >> 73, Glenn/KD0Q
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  -- 
  Larry  N8KU

   l o n g w i r e . c o m
   HF - DX - CW - Digital

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